[afnog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Sep 7 18:03:10 UTC 2018
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG, IRNOG and the RIPE Routing WG.
Daily listings are sent to bgp-stats at lists.apnic.net
For historical data, please see http://thyme.rand.apnic.net.
If you have any comments please contact Philip Smith <pfsinoz at gmail.com>.
Routing Table Report 04:00 +10GMT Sat 08 Sep, 2018
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 714282
Prefixes after maximum aggregation (per Origin AS): 274250
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 343136
Total ASes present in the Internet Routing Table: 61743
Prefixes per ASN: 11.57
Origin-only ASes present in the Internet Routing Table: 53330
Origin ASes announcing only one prefix: 23274
Transit ASes present in the Internet Routing Table: 8413
Transit-only ASes present in the Internet Routing Table: 260
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 34
Max AS path prepend of ASN ( 30873) 32
Prefixes from unregistered ASNs in the Routing Table: 70
Number of instances of unregistered ASNs: 70
Number of 32-bit ASNs allocated by the RIRs: 23997
Number of 32-bit ASNs visible in the Routing Table: 19338
Prefixes from 32-bit ASNs in the Routing Table: 80928
Number of bogon 32-bit ASNs visible in the Routing Table: 30
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 309
Number of addresses announced to Internet: 2854496324
Equivalent to 170 /8s, 36 /16s and 40 /24s
Percentage of available address space announced: 77.1
Percentage of allocated address space announced: 77.1
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.0
Total number of prefixes smaller than registry allocations: 238728
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 194899
Total APNIC prefixes after maximum aggregation: 55458
APNIC Deaggregation factor: 3.51
Prefixes being announced from the APNIC address blocks: 193038
Unique aggregates announced from the APNIC address blocks: 79417
APNIC Region origin ASes present in the Internet Routing Table: 9064
APNIC Prefixes per ASN: 21.30
APNIC Region origin ASes announcing only one prefix: 2553
APNIC Region transit ASes present in the Internet Routing Table: 1359
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 31
Number of APNIC region 32-bit ASNs visible in the Routing Table: 4025
Number of APNIC addresses announced to Internet: 767575043
Equivalent to 45 /8s, 192 /16s and 68 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-139577
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 212189
Total ARIN prefixes after maximum aggregation: 100504
ARIN Deaggregation factor: 2.11
Prefixes being announced from the ARIN address blocks: 211894
Unique aggregates announced from the ARIN address blocks: 100633
ARIN Region origin ASes present in the Internet Routing Table: 18243
ARIN Prefixes per ASN: 11.62
ARIN Region origin ASes announcing only one prefix: 6778
ARIN Region transit ASes present in the Internet Routing Table: 1805
Average ARIN Region AS path length visible: 3.6
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2425
Number of ARIN addresses announced to Internet: 1100193184
Equivalent to 65 /8s, 147 /16s and 157 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-399260
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8,
53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8,
65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8,
72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8,
98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 128/8,
129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8,
137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8,
146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8,
157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8,
165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8,
173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8,
205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8,
216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 195459
Total RIPE prefixes after maximum aggregation: 93307
RIPE Deaggregation factor: 2.09
Prefixes being announced from the RIPE address blocks: 191769
Unique aggregates announced from the RIPE address blocks: 113734
RIPE Region origin ASes present in the Internet Routing Table: 25451
RIPE Prefixes per ASN: 7.53
RIPE Region origin ASes announcing only one prefix: 11468
RIPE Region transit ASes present in the Internet Routing Table: 3511
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 34
Number of RIPE region 32-bit ASNs visible in the Routing Table: 7369
Number of RIPE addresses announced to Internet: 714094464
Equivalent to 42 /8s, 144 /16s and 55 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-210331
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 92235
Total LACNIC prefixes after maximum aggregation: 20783
LACNIC Deaggregation factor: 4.44
Prefixes being announced from the LACNIC address blocks: 93668
Unique aggregates announced from the LACNIC address blocks: 40918
LACNIC Region origin ASes present in the Internet Routing Table: 7510
LACNIC Prefixes per ASN: 12.47
LACNIC Region origin ASes announcing only one prefix: 2075
LACNIC Region transit ASes present in the Internet Routing Table: 1412
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 34
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 5055
Number of LACNIC addresses announced to Internet: 172160544
Equivalent to 10 /8s, 66 /16s and 246 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-268700 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 19429
Total AfriNIC prefixes after maximum aggregation: 4138
AfriNIC Deaggregation factor: 4.70
Prefixes being announced from the AfriNIC address blocks: 23604
Unique aggregates announced from the AfriNIC address blocks: 8169
AfriNIC Region origin ASes present in the Internet Routing Table: 1189
AfriNIC Prefixes per ASN: 19.85
AfriNIC Region origin ASes announcing only one prefix: 400
AfriNIC Region transit ASes present in the Internet Routing Table: 238
Average AfriNIC Region AS path length visible: 4.4
Max AfriNIC Region AS path length visible: 26
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 464
Number of AfriNIC addresses announced to Internet: 100022272
Equivalent to 5 /8s, 246 /16s and 56 /24s
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4538 4686 4192 74 ERX-CERNET-BKB China Education and Rese
7545 4426 478 471 TPG-INTERNET-AP TPG Telecom Limited, AU
7552 2993 1154 90 VIETEL-AS-AP Viettel Group, VN
4766 2823 11135 771 KIXS-AS-KR Korea Telecom, KR
9829 2811 1495 540 BSNL-NIB National Internet Backbone, IN
45899 2719 1650 158 VNPT-AS-VN VNPT Corp, VN
9394 2630 4907 32 CTTNET China TieTong Telecommunications
9808 2263 8699 26 CMNET-GD Guangdong Mobile Communication
17974 2258 962 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4755 2122 417 204 TATACOMM-AS TATA Communications formerl
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6327 3472 1324 84 SHAW - Shaw Communications Inc., CA
11492 3339 238 497 CABLEONE - CABLE ONE, INC., US
22773 3227 2970 149 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
16509 2283 4874 785 AMAZON-02 - Amazon.com, Inc., US
18566 2166 405 109 MEGAPATH5-US - MegaPath Corporation, US
20115 2151 2699 508 CHARTER-NET-HKY-NC - Charter Communicat
209 2039 5085 603 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
30036 2037 346 138 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
16625 2010 1054 1477 AKAMAI-AS - Akamai Technologies, Inc.,
7018 1726 19679 1261 ATT-INTERNET4 - AT&T Services, Inc., US
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
12479 4771 1613 125 UNI2-AS, ES
39891 3778 203 20 ALJAWWALSTC-AS, SA
8551 3065 378 44 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 2573 622 1911 AKAMAI-ASN1, US
12389 2042 1897 734 ROSTELECOM-AS, RU
34984 2028 336 510 TELLCOM-AS, TR
9121 1852 1692 19 TTNET, TR
13188 1604 100 43 TRIOLAN, UA
6849 1241 355 21 UKRTELNET, UA
8402 1218 544 14 CORBINA-AS OJSC "Vimpelcom", RU
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 5216 3352 606 Uninet S.A. de C.V., MX
10620 3394 516 588 Telmex Colombia S.A., CO
11830 2651 369 78 Instituto Costarricense de Electricidad
6503 1671 444 65 Axtel, S.A.B. de C.V., MX
7303 1430 953 206 Telecom Argentina S.A., AR
28573 1094 2231 192 CLARO S.A., BR
3816 1022 510 116 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 932 128 70 Alestra, S. de R.L. de C.V., MX
6147 929 377 31 Telefonica del Peru S.A.A., PE
18881 916 1082 27 TELEFÔNICA BRASIL S.A, BR
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 1195 396 48 LINKdotNET-AS, EG
37611 900 107 9 Afrihost, ZA
36903 778 391 137 MT-MPLS, MA
36992 746 1411 41 ETISALAT-MISR, EG
24835 641 818 18 RAYA-AS, EG
8452 597 1728 14 TE-AS TE-AS, EG
37492 474 470 57 ORANGE-, TN
29571 464 70 11 ORANGE-COTE-IVOIRE, CI
37342 386 32 1 MOVITEL, MZ
23889 375 231 15 MauritiusTelecom, MU
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 5216 3352 606 Uninet S.A. de C.V., MX
12479 4771 1613 125 UNI2-AS, ES
4538 4686 4192 74 ERX-CERNET-BKB China Education and Rese
7545 4426 478 471 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3778 203 20 ALJAWWALSTC-AS, SA
6327 3472 1324 84 SHAW - Shaw Communications Inc., CA
10620 3394 516 588 Telmex Colombia S.A., CO
11492 3339 238 497 CABLEONE - CABLE ONE, INC., US
22773 3227 2970 149 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
8551 3065 378 44 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
12479 4771 4646 UNI2-AS, ES
4538 4686 4612 ERX-CERNET-BKB China Education and Research Net
7545 4426 3955 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3778 3758 ALJAWWALSTC-AS, SA
6327 3472 3388 SHAW - Shaw Communications Inc., CA
22773 3227 3078 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
8551 3065 3021 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
7552 2993 2903 VIETEL-AS-AP Viettel Group, VN
11492 3339 2842 CABLEONE - CABLE ONE, INC., US
10620 3394 2806 Telmex Colombia S.A., CO
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
230105 UNALLOCATED 38.110.79.0/24 23015 CMC180-TOR-AS - Cambridge Merc
266842 UNALLOCATED 45.238.156.0/22 265680 HNTELCO S.A, HN
65001 PRIVATE 46.237.40.0/21 13118 ASN-YARTELECOM PJSC Rostelecom
4200003000 PRIVATE 47.89.98.0/24 45102 CNNIC-ALIBABA-CN-NET-AP Alibab
64513 PRIVATE 62.150.101.0/24 9155 QNET Kuwait, KW
65537 DOCUMENT 62.162.120.0/24 6821 MT-AS-OWN bul. Orce Nikolov bb
64121 UNALLOCATED 98.159.9.0/24 19555 KMI-NETWORK - Kinder Morgan, I
64121 UNALLOCATED 98.159.12.0/24 19555 KMI-NETWORK - Kinder Morgan, I
64140 UNALLOCATED 98.159.14.0/24 64121 UNKNOWN
64544 PRIVATE 103.55.56.0/24 133831 IDNIC-ID Indonesia Network Inf
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.66.224.0/19 209 CENTURYLINK-US-LEGACY-QWEST - Qwest Communicati
198.18.1.19/32 7497 CSTNET-AS-AP Computer Network Information Cente
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
23.179.2.0/24 6939 HURRICANE - Hurricane Electric LLC, US
27.100.7.0/24 56096 UNKNOWN
41.76.136.0/22 37500 -Reserved AS-, ZZ
41.76.140.0/22 37500 -Reserved AS-, ZZ
41.78.92.0/22 14988 BTC-GATE1, BW
41.78.180.0/23 37265 -Reserved AS-, ZZ
43.251.20.0/22 9381 WTT-AS-AP WTT HK Limited, HK
45.121.32.0/22 134356 UNKNOWN
45.124.164.0/22 38803 GTELECOM-AUSTRALIA Gtelecom-AUSTRALIA, AU
45.252.236.0/22 38803 GTELECOM-AUSTRALIA Gtelecom-AUSTRALIA, AU
Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:14 /9:11 /10:36 /11:99 /12:290
/13:565 /14:1096 /15:1885 /16:13335 /17:7923 /18:13795
/19:25364 /20:39518 /21:45692 /22:88657 /23:72277 /24:401525
/25:819 /26:616 /27:633 /28:35 /29:20 /30:19
/31:4 /32:54
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
12479 3521 4771 UNI2-AS, ES
6327 3260 3472 SHAW - Shaw Communications Inc., CA
39891 2946 3778 ALJAWWALSTC-AS, SA
11492 2661 3339 CABLEONE - CABLE ONE, INC., US
8551 2527 3065 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
22773 2494 3227 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
18566 2060 2166 MEGAPATH5-US - MegaPath Corporation, US
11830 2001 2651 Instituto Costarricense de Electricidad y Telec
30036 1785 2037 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
10620 1545 3394 Telmex Colombia S.A., CO
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1596 2:833 4:18 5:2825 6:44 7:1
8:1129 12:1870 13:209 14:1806 15:32 16:3
17:194 18:54 20:51 23:2460 24:2311 25:2
27:2483 31:1984 32:88 35:29 36:530 37:2822
38:1496 39:261 40:116 41:3198 42:706 43:1945
44:112 45:5463 46:3133 47:209 49:1354 50:1055
51:318 52:1087 54:368 55:1 56:8 57:38
58:1632 59:993 60:408 61:2112 62:1896 63:1800
64:5046 65:2218 66:4693 67:2660 68:1153 69:3349
70:1156 71:576 72:2220 74:2734 75:420 76:465
77:1648 78:1712 79:2240 80:1565 81:1398 82:1064
83:785 84:1034 85:2027 86:563 87:1417 88:914
89:2339 90:210 91:6434 92:1250 93:2377 94:2460
95:2966 96:933 97:355 98:926 99:138 100:86
101:1188 102:203 103:18597 104:3522 105:216 106:771
107:1776 108:706 109:3323 110:1644 111:1795 112:1345
113:1302 114:1138 115:1668 116:1657 117:1778 118:2208
119:1660 120:1032 121:1042 122:2422 123:1659 124:1427
125:1935 128:1125 129:679 130:492 131:1631 132:734
133:191 134:1029 135:235 136:507 137:655 138:1909
139:681 140:485 141:747 142:844 143:1025 144:816
145:480 146:1245 147:733 148:1654 149:773 150:762
151:1101 152:833 153:323 154:1627 155:803 156:1443
157:802 158:660 159:1855 160:1365 161:823 162:2672
163:605 164:1088 165:1552 166:455 167:1210 168:3139
169:829 170:3880 171:491 172:992 173:2099 174:977
175:803 176:2059 177:3977 178:2515 179:1259 180:2179
181:2432 182:2580 183:1250 184:1056 185:13996 186:3540
187:2506 188:2879 189:2033 190:8197 191:1349 192:9831
193:6141 194:5015 195:3994 196:2699 197:1608 198:5589
199:5940 200:7321 201:4975 202:10293 203:10291 204:4584
205:2905 206:3222 207:3195 208:3927 209:4082 210:3891
211:1999 212:3044 213:2831 214:1047 215:55 216:5998
217:2135 218:863 219:566 220:1806 221:999 222:990
223:1395
End of report
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