[afnog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri May 11 18:03:13 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 12 May, 2018
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 699099
Prefixes after maximum aggregation (per Origin AS): 269055
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 336810
Total ASes present in the Internet Routing Table: 60733
Prefixes per ASN: 11.51
Origin-only ASes present in the Internet Routing Table: 52477
Origin ASes announcing only one prefix: 22967
Transit ASes present in the Internet Routing Table: 8256
Transit-only ASes present in the Internet Routing Table: 269
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) 28
Prefixes from unregistered ASNs in the Routing Table: 51
Number of instances of unregistered ASNs: 51
Number of 32-bit ASNs allocated by the RIRs: 22508
Number of 32-bit ASNs visible in the Routing Table: 18184
Prefixes from 32-bit ASNs in the Routing Table: 75633
Number of bogon 32-bit ASNs visible in the Routing Table: 14
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 309
Number of addresses announced to Internet: 2859146114
Equivalent to 170 /8s, 107 /16s and 27 /24s
Percentage of available address space announced: 77.2
Percentage of allocated address space announced: 77.2
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.9
Total number of prefixes smaller than registry allocations: 233007
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 191299
Total APNIC prefixes after maximum aggregation: 54176
APNIC Deaggregation factor: 3.53
Prefixes being announced from the APNIC address blocks: 190152
Unique aggregates announced from the APNIC address blocks: 77850
APNIC Region origin ASes present in the Internet Routing Table: 8802
APNIC Prefixes per ASN: 21.60
APNIC Region origin ASes announcing only one prefix: 2465
APNIC Region transit ASes present in the Internet Routing Table: 1312
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 29
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3762
Number of APNIC addresses announced to Internet: 766828290
Equivalent to 45 /8s, 180 /16s and 223 /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, 131072-137529
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: 208203
Total ARIN prefixes after maximum aggregation: 99080
ARIN Deaggregation factor: 2.10
Prefixes being announced from the ARIN address blocks: 209083
Unique aggregates announced from the ARIN address blocks: 98841
ARIN Region origin ASes present in the Internet Routing Table: 18167
ARIN Prefixes per ASN: 11.51
ARIN Region origin ASes announcing only one prefix: 6708
ARIN Region transit ASes present in the Internet Routing Table: 1799
Average ARIN Region AS path length visible: 3.6
Max ARIN Region AS path length visible: 20
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2349
Number of ARIN addresses announced to Internet: 1105293088
Equivalent to 65 /8s, 225 /16s and 111 /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, 393216-397212
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: 190744
Total RIPE prefixes after maximum aggregation: 91945
RIPE Deaggregation factor: 2.07
Prefixes being announced from the RIPE address blocks: 186665
Unique aggregates announced from the RIPE address blocks: 111183
RIPE Region origin ASes present in the Internet Routing Table: 25184
RIPE Prefixes per ASN: 7.41
RIPE Region origin ASes announcing only one prefix: 11419
RIPE Region transit ASes present in the Internet Routing Table: 3505
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 6978
Number of RIPE addresses announced to Internet: 715758464
Equivalent to 42 /8s, 169 /16s and 155 /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
196608-207259
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: 90142
Total LACNIC prefixes after maximum aggregation: 19844
LACNIC Deaggregation factor: 4.54
Prefixes being announced from the LACNIC address blocks: 91536
Unique aggregates announced from the LACNIC address blocks: 41016
LACNIC Region origin ASes present in the Internet Routing Table: 7139
LACNIC Prefixes per ASN: 12.82
LACNIC Region origin ASes announcing only one prefix: 1995
LACNIC Region transit ASes present in the Internet Routing Table: 1314
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: 4677
Number of LACNIC addresses announced to Internet: 172818912
Equivalent to 10 /8s, 77 /16s and 1 /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: 18658
Total AfriNIC prefixes after maximum aggregation: 3963
AfriNIC Deaggregation factor: 4.71
Prefixes being announced from the AfriNIC address blocks: 21354
Unique aggregates announced from the AfriNIC address blocks: 7653
AfriNIC Region origin ASes present in the Internet Routing Table: 1144
AfriNIC Prefixes per ASN: 18.67
AfriNIC Region origin ASes announcing only one prefix: 379
AfriNIC Region transit ASes present in the Internet Routing Table: 234
Average AfriNIC Region AS path length visible: 4.4
Max AfriNIC Region AS path length visible: 21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 418
Number of AfriNIC addresses announced to Internet: 97981184
Equivalent to 5 /8s, 215 /16s and 19 /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 5397 4192 74 ERX-CERNET-BKB China Education and Rese
7545 4395 419 431 TPG-INTERNET-AP TPG Telecom Limited, AU
4766 2907 11137 792 KIXS-AS-KR Korea Telecom, KR
7552 2835 1154 70 VIETEL-AS-AP Viettel Group, VN
9829 2812 1498 543 BSNL-NIB National Internet Backbone, IN
9394 2622 4922 25 CTTNET China TieTong Telecommunications
45899 2528 1574 160 VNPT-AS-VN VNPT Corp, VN
17974 2294 928 79 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9808 2191 8699 32 CMNET-GD Guangdong Mobile Communication
4755 2101 417 206 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 3386 1323 84 SHAW - Shaw Communications Inc., CA
22773 3288 2968 147 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2167 405 109 MEGAPATH5-US - MegaPath Corporation, US
20115 2101 2508 451 CHARTER-NET-HKY-NC - Charter Communicat
16509 2097 4687 662 AMAZON-02 - Amazon.com, Inc., US
11492 2062 241 436 CABLEONE - CABLE ONE, INC., US
30036 1972 339 175 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
209 1967 5070 605 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
16625 1779 873 1267 AKAMAI-AS - Akamai Technologies, Inc.,
7018 1714 20216 1257 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 4113 1519 500 UNI2-AS, ES
39891 3778 203 20 ALJAWWALSTC-AS, SA
20940 2646 706 1943 AKAMAI-ASN1, US
8551 2076 378 44 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2043 1876 708 ROSTELECOM-AS, RU
34984 2019 334 485 TELLCOM-AS, TR
9121 1888 1692 19 TTNET, TR
13188 1609 100 43 TRIOLAN, UA
8402 1246 544 14 CORBINA-AS OJSC "Vimpelcom", RU
6849 1241 355 21 UKRTELNET, UA
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 4549 3355 577 Uninet S.A. de C.V., MX
10620 3585 540 251 Telmex Colombia S.A., CO
11830 2647 369 78 Instituto Costarricense de Electricidad
6503 1599 437 53 Axtel, S.A.B. de C.V., MX
7303 1513 1025 187 Telecom Argentina S.A., AR
28573 1034 2252 185 CLARO S.A., BR
3816 1008 505 123 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 971 377 31 Telefonica del Peru S.A.A., PE
11172 927 126 85 Alestra, S. de R.L. de C.V., MX
18881 909 1074 29 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 1183 396 45 LINKdotNET-AS, EG
37611 839 107 9 Afrihost, ZA
36903 741 372 137 MT-MPLS, MA
36992 702 1412 42 ETISALAT-MISR, EG
8452 693 1730 18 TE-AS TE-AS, EG
24835 639 850 15 RAYA-AS, EG
37492 453 376 82 ORANGE-, TN
29571 436 68 10 ORANGE-COTE-IVOIRE, CI
15399 363 35 7 WANANCHI-, KE
37342 362 32 1 MOVITEL, MZ
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
4538 5397 4192 74 ERX-CERNET-BKB China Education and Rese
8151 4549 3355 577 Uninet S.A. de C.V., MX
7545 4395 419 431 TPG-INTERNET-AP TPG Telecom Limited, AU
12479 4113 1519 500 UNI2-AS, ES
39891 3778 203 20 ALJAWWALSTC-AS, SA
10620 3585 540 251 Telmex Colombia S.A., CO
6327 3386 1323 84 SHAW - Shaw Communications Inc., CA
22773 3288 2968 147 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
4766 2907 11137 792 KIXS-AS-KR Korea Telecom, KR
7552 2835 1154 70 VIETEL-AS-AP Viettel Group, VN
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
8151 4549 3972 Uninet S.A. de C.V., MX
7545 4395 3964 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3778 3758 ALJAWWALSTC-AS, SA
12479 4113 3613 UNI2-AS, ES
10620 3585 3334 Telmex Colombia S.A., CO
6327 3386 3302 SHAW - Shaw Communications Inc., CA
22773 3288 3141 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7552 2835 2765 VIETEL-AS-AP Viettel Group, VN
9394 2622 2597 CTTNET China TieTong Telecommunications Corpora
11830 2647 2569 Instituto Costarricense de Electricidad y Telec
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
65001 PRIVATE 46.237.40.0/21 13118 ASN-YARTELECOM PJSC Rostelecom
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
419333 UNALLOCATED 84.17.91.0/24 41933 IPRAGAZ-AS Istanbul/ TURKEY, T
65024 PRIVATE 87.103.232.0/24 39407 CHITATELECOM-AS, RU
65024 PRIVATE 87.103.233.0/24 39407 CHITATELECOM-AS, RU
65024 PRIVATE 87.103.234.0/24 39407 CHITATELECOM-AS, RU
65024 PRIVATE 95.189.78.0/24 39407 CHITATELECOM-AS, RU
65024 PRIVATE 95.189.80.0/22 39407 CHITATELECOM-AS, RU
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
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
27.100.7.0/24 56096 UNKNOWN
36.50.254.0/23 48964 ENTERRA-AS, UA
41.76.136.0/22 37500 -Reserved AS-, ZZ
41.76.136.0/24 37500 -Reserved AS-, ZZ
41.76.138.0/24 37500 -Reserved AS-, ZZ
41.76.139.0/24 37500 -Reserved AS-, ZZ
41.76.140.0/22 37500 -Reserved AS-, ZZ
41.76.140.0/24 37500 -Reserved AS-, ZZ
41.76.141.0/24 37500 -Reserved AS-, ZZ
41.76.142.0/24 37500 -Reserved AS-, ZZ
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 /10:37 /11:100 /12:288
/13:564 /14:1094 /15:1904 /16:13394 /17:7871 /18:13718
/19:25269 /20:39354 /21:45196 /22:87028 /23:70237 /24:390744
/25:847 /26:650 /27:649 /28:36 /29:20 /30:17
/31:4 /32:53
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3174 3386 SHAW - Shaw Communications Inc., CA
39891 2946 3778 ALJAWWALSTC-AS, SA
12479 2892 4113 UNI2-AS, ES
22773 2544 3288 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
18566 2060 2167 MEGAPATH5-US - MegaPath Corporation, US
11830 1995 2647 Instituto Costarricense de Electricidad y Telec
11492 1804 2062 CABLEONE - CABLE ONE, INC., US
30036 1724 1972 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
10620 1604 3585 Telmex Colombia S.A., CO
8551 1538 2076 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1580 2:850 4:19 5:2842 6:65 7:1
8:1125 12:1870 13:186 14:1753 15:28 16:3
17:205 18:65 20:49 21:8 23:2631 24:2219
25:2 27:2362 31:1992 32:88 35:27 36:505
37:2803 38:1457 39:262 40:119 41:3134 42:572
43:1930 44:114 45:4460 46:3061 47:204 49:1317
50:1059 51:307 52:1021 54:369 55:4 56:12
57:42 58:1601 59:991 60:431 61:2166 62:1827
63:1801 64:5039 65:2216 66:4676 67:2417 68:1141
69:3200 70:1148 71:564 72:2126 74:2724 75:413
76:450 77:1529 78:1694 79:1862 80:1514 81:1409
82:1075 83:782 84:1058 85:2037 86:586 87:1316
88:926 89:2324 90:209 91:6351 92:1200 93:2374
94:2401 95:2807 96:659 97:358 98:941 99:133
100:81 101:1282 102:60 103:17680 104:3598 105:239
106:662 107:1874 108:704 109:2692 110:1611 111:1778
112:1276 113:1265 114:1118 115:1633 116:1648 117:1737
118:2194 119:1661 120:978 121:1051 122:2444 123:1802
124:1427 125:1906 128:1022 129:643 130:455 131:1600
132:665 133:194 134:1019 135:225 136:472 137:556
138:1924 139:580 140:393 141:704 142:822 143:978
144:796 145:462 146:1180 147:697 148:1597 149:711
150:724 151:1057 152:768 153:312 154:1066 155:765
156:938 157:792 158:659 159:1739 160:908 161:761
162:2579 163:563 164:1056 165:1584 166:448 167:1407
168:3084 169:808 170:3707 171:434 172:1054 173:1998
174:906 175:769 176:1889 177:3998 178:2450 179:1189
180:2249 181:2189 182:2415 183:1152 184:1001 185:13458
186:3594 187:2391 188:2812 189:2031 190:8078 191:1462
192:9830 193:5915 194:4761 195:3960 196:2538 197:1452
198:5545 199:5903 200:7406 201:5013 202:10412 203:10182
204:4572 205:2896 206:3099 207:3203 208:3992 209:3953
210:4044 211:2111 212:3035 213:2736 214:966 215:60
216:5920 217:2127 218:909 219:628 220:1763 221:985
222:1039 223:1251
End of report
More information about the afnog
mailing list