[afnog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Aug 18 18:02:39 UTC 2017
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
MENOG, BJNOG, SDNOG, CMNOG, 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 19 Aug, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 657966
Prefixes after maximum aggregation (per Origin AS): 256321
Deaggregation factor: 2.57
Unique aggregates announced (without unneeded subnets): 318644
Total ASes present in the Internet Routing Table: 58117
Prefixes per ASN: 11.32
Origin-only ASes present in the Internet Routing Table: 50261
Origin ASes announcing only one prefix: 22199
Transit ASes present in the Internet Routing Table: 7856
Transit-only ASes present in the Internet Routing Table: 219
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 56
Max AS path prepend of ASN ( 55644) 51
Prefixes from unregistered ASNs in the Routing Table: 65
Number of instances of unregistered ASNs: 69
Number of 32-bit ASNs allocated by the RIRs: 19739
Number of 32-bit ASNs visible in the Routing Table: 15504
Prefixes from 32-bit ASNs in the Routing Table: 63312
Number of bogon 32-bit ASNs visible in the Routing Table: 26
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 329
Number of addresses announced to Internet: 2852057444
Equivalent to 169 /8s, 254 /16s and 241 /24s
Percentage of available address space announced: 77.0
Percentage of allocated address space announced: 77.0
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.7
Total number of prefixes smaller than registry allocations: 219103
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 179034
Total APNIC prefixes after maximum aggregation: 51785
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 178012
Unique aggregates announced from the APNIC address blocks: 74353
APNIC Region origin ASes present in the Internet Routing Table: 8286
APNIC Prefixes per ASN: 21.48
APNIC Region origin ASes announcing only one prefix: 2302
APNIC Region transit ASes present in the Internet Routing Table: 1174
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 56
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3139
Number of APNIC addresses announced to Internet: 764417508
Equivalent to 45 /8s, 144 /16s and 21 /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: 200851
Total ARIN prefixes after maximum aggregation: 95479
ARIN Deaggregation factor: 2.10
Prefixes being announced from the ARIN address blocks: 202628
Unique aggregates announced from the ARIN address blocks: 93514
ARIN Region origin ASes present in the Internet Routing Table: 17958
ARIN Prefixes per ASN: 11.28
ARIN Region origin ASes announcing only one prefix: 6646
ARIN Region transit ASes present in the Internet Routing Table: 1775
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2155
Number of ARIN addresses announced to Internet: 1109948448
Equivalent to 66 /8s, 40 /16s and 120 /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: 176258
Total RIPE prefixes after maximum aggregation: 86469
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 172136
Unique aggregates announced from the RIPE address blocks: 104075
RIPE Region origin ASes present in the Internet Routing Table: 24295
RIPE Prefixes per ASN: 7.09
RIPE Region origin ASes announcing only one prefix: 11175
RIPE Region transit ASes present in the Internet Routing Table: 3439
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 32
Number of RIPE region 32-bit ASNs visible in the Routing Table: 6095
Number of RIPE addresses announced to Internet: 712878720
Equivalent to 42 /8s, 125 /16s and 170 /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: 84593
Total LACNIC prefixes after maximum aggregation: 18725
LACNIC Deaggregation factor: 4.52
Prefixes being announced from the LACNIC address blocks: 85858
Unique aggregates announced from the LACNIC address blocks: 39440
LACNIC Region origin ASes present in the Internet Routing Table: 6264
LACNIC Prefixes per ASN: 13.71
LACNIC Region origin ASes announcing only one prefix: 1742
LACNIC Region transit ASes present in the Internet Routing Table: 1161
Average LACNIC Region AS path length visible: 5.4
Max LACNIC Region AS path length visible: 24
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3780
Number of LACNIC addresses announced to Internet: 171061472
Equivalent to 10 /8s, 50 /16s and 48 /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: 17163
Total AfriNIC prefixes after maximum aggregation: 3807
AfriNIC Deaggregation factor: 4.51
Prefixes being announced from the AfriNIC address blocks: 19003
Unique aggregates announced from the AfriNIC address blocks: 6990
AfriNIC Region origin ASes present in the Internet Routing Table: 1063
AfriNIC Prefixes per ASN: 17.88
AfriNIC Region origin ASes announcing only one prefix: 333
AfriNIC Region transit ASes present in the Internet Routing Table: 208
Average AfriNIC Region AS path length visible: 4.8
Max AfriNIC Region AS path length visible: 21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 335
Number of AfriNIC addresses announced to Internet: 93287936
Equivalent to 5 /8s, 143 /16s and 118 /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 5438 4192 87 ERX-CERNET-BKB China Education and Rese
7545 4004 408 395 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2966 902 73 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2840 11124 749 KIXS-AS-KR Korea Telecom, KR
9829 2753 1498 549 BSNL-NIB National Internet Backbone, IN
9808 2358 8699 32 CMNET-GD Guangdong Mobile Communication
45899 2293 1453 111 VNPT-AS-VN VNPT Corp, VN
4755 2095 422 220 TATACOMM-AS TATA Communications formerl
7552 1686 1106 71 VIETEL-AS-AP Viettel Corporation, VN
9498 1625 361 144 BBIL-AP BHARTI Airtel Ltd., IN
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
22773 3816 2952 159 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3456 1341 88 SHAW - Shaw Communications Inc., CA
18566 2205 405 109 MEGAPATH5-US - MegaPath Corporation, US
6389 2063 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
20115 2026 2214 434 CHARTER-NET-HKY-NC - Charter Communicat
209 1859 5065 635 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
30036 1826 329 279 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
16509 1819 3862 538 AMAZON-02 - Amazon.com, Inc., US
701 1718 10559 628 UUNET - MCI Communications Services, In
6983 1693 854 229 ITCDELTA - Earthlink, 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
39891 3387 186 23 ALJAWWALSTC-AS, SA
20940 2971 968 2135 AKAMAI-ASN1, US
8551 2546 377 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
34984 2057 332 424 TELLCOM-AS, TR
9121 1909 1691 17 TTNET, TR
12479 1653 1048 59 UNI2-AS, ES
12389 1607 1536 668 ROSTELECOM-AS, RU
13188 1602 100 55 TRIOLAN, UA
6849 1225 355 21 UKRTELNET, UA
8402 1169 544 15 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
10620 3547 542 217 Telmex Colombia S.A., CO
8151 2843 3410 583 Uninet S.A. de C.V., MX
11830 2109 370 65 Instituto Costarricense de Electricidad
7303 1560 1018 247 Telecom Argentina S.A., AR
6503 1555 437 53 Axtel, S.A.B. de C.V., MX
6147 1214 377 27 Telefonica del Peru S.A.A., PE
3816 1026 504 95 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
28573 953 2278 185 CLARO S.A., BR
11172 917 126 86 Alestra, S. de R.L. de C.V., MX
18881 898 1052 23 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 1198 398 48 LINKdotNET-AS, EG
37611 748 91 8 Afrihost, ZA
36903 711 357 130 MT-MPLS, MA
36992 679 1378 29 ETISALAT-MISR, EG
24835 499 850 15 RAYA-AS, EG
29571 421 36 10 CITelecom-AS, CI
37492 407 321 75 ORANGE-, TN
15399 357 35 7 WANANCHI-, KE
2018 305 327 74 TENET-1, ZA
23889 278 103 14 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
4538 5438 4192 87 ERX-CERNET-BKB China Education and Rese
7545 4004 408 395 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3816 2952 159 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3547 542 217 Telmex Colombia S.A., CO
6327 3456 1341 88 SHAW - Shaw Communications Inc., CA
39891 3387 186 23 ALJAWWALSTC-AS, SA
20940 2971 968 2135 AKAMAI-ASN1, US
17974 2966 902 73 TELKOMNET-AS2-AP PT Telekomunikasi Indo
8151 2843 3410 583 Uninet S.A. de C.V., MX
4766 2840 11124 749 KIXS-AS-KR Korea Telecom, KR
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
22773 3816 3657 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7545 4004 3609 TPG-INTERNET-AP TPG Telecom Limited, AU
6327 3456 3368 SHAW - Shaw Communications Inc., CA
39891 3387 3364 ALJAWWALSTC-AS, SA
10620 3547 3330 Telmex Colombia S.A., CO
17974 2966 2893 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I
8551 2546 2505 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
9808 2358 2326 CMNET-GD Guangdong Mobile Communication Co.Ltd.
8151 2843 2260 Uninet S.A. de C.V., MX
9829 2753 2204 BSNL-NIB National Internet Backbone, IN
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65602 UNALLOCATED 8.225.192.0/24 30372 SUNESYS2 - Sunesys, LLC, US
65532 PRIVATE 14.192.19.0/24 132717 NDCTPL-IN NxtGen Datacenter &
65001 PRIVATE 43.229.208.0/24 135334 NEO-AS-AP NetExpress Online, B
64525 PRIVATE 45.119.143.0/24 133275 GIGANTIC-AS Gigantic Infotel P
64525 PRIVATE 45.125.62.0/24 133275 GIGANTIC-AS Gigantic Infotel P
65530 PRIVATE 45.249.40.0/24 133720 SOFTCALLCOC-AS SOFT CALL CUST-
65001 PRIVATE 46.237.40.0/21 13118 ASN-YARTELECOM PJSC Rostelecom
65534 PRIVATE 58.68.109.0/24 10201 DWL-AS-IN Dishnet Wireless Lim
64513 PRIVATE 62.150.101.0/24 9155 QNET Kuwait, KW
290012147 UNALLOCATED 63.65.43.0/24 7046 RFC2270-UUNET-CUSTOMER - MCI C
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
14.192.48.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
14.192.49.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
14.192.50.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
14.192.51.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
27.100.7.0/24 56096 UNKNOWN
41.76.232.0/21 62878 XLITT - Xlitt, US
41.77.248.0/21 62878 XLITT - Xlitt, US
41.78.180.0/23 37265 -Reserved AS-, ZZ
41.79.12.0/22 37306 -Reserved AS-, ZZ
43.228.144.0/22 9829 BSNL-NIB National Internet Backbone, IN
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 /8:15 /9:13 /10:36 /11:104 /12:284
/13:554 /14:1051 /15:1852 /16:13432 /17:7672 /18:13425
/19:24703 /20:38890 /21:41705 /22:78620 /23:65002 /24:368360
/25:856 /26:634 /27:650 /28:37 /29:25 /30:17
/31:2 /32:27
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3252 3456 SHAW - Shaw Communications Inc., CA
22773 3002 3816 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
39891 2946 3387 ALJAWWALSTC-AS, SA
18566 2089 2205 MEGAPATH5-US - MegaPath Corporation, US
8551 2011 2546 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 1608 1826 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
11830 1499 2109 Instituto Costarricense de Electricidad y Telec
10620 1493 3547 Telmex Colombia S.A., CO
11492 1388 1567 CABLEONE - CABLE ONE, INC., US
6389 1371 2063 BELLSOUTH-NET-BLK - BellSouth.net Inc., US
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1572 2:832 4:18 5:2454 6:31 7:1
8:1052 12:1854 13:142 14:1709 15:27 16:2
17:193 18:90 20:61 23:2439 24:1914 25:2
27:2361 29:1 31:1920 32:84 33:18 35:21
36:393 37:2362 38:1330 39:65 40:97 41:2954
42:463 43:1966 44:78 45:3015 46:2793 47:163
49:1257 50:995 51:19 52:815 54:364 55:7
56:4 57:45 58:1569 59:1009 60:327 61:1922
62:1695 63:1907 64:4653 65:2208 66:4570 67:2282
68:1232 69:3360 70:1176 71:615 72:2226 74:2718
75:389 76:427 77:1469 78:1447 79:1944 80:1410
81:1393 82:1000 83:731 84:946 85:1823 86:467
87:1206 88:769 89:2181 90:166 91:6188 92:1005
93:2394 94:2343 95:2656 96:652 97:355 98:1067
99:98 100:153 101:1220 103:15646 104:3023 105:186
106:568 107:1753 108:820 109:2903 110:1457 111:1746
112:1252 113:1251 114:1059 115:1559 116:1660 117:1757
118:2163 119:1652 120:733 121:1060 122:2334 123:1824
124:1484 125:1785 128:886 129:665 130:440 131:1473
132:571 133:191 134:680 135:225 136:453 137:470
138:1924 139:505 140:399 141:642 142:778 143:878
144:809 145:184 146:1087 147:701 148:1482 149:570
150:722 151:981 152:727 153:297 154:883 155:758
156:660 157:663 158:479 159:1556 160:739 161:744
162:2520 163:503 164:950 165:1396 166:382 167:1291
168:2991 169:841 170:3481 171:335 172:1014 173:1992
174:813 175:747 176:1896 177:4002 178:2556 179:1128
180:2214 181:1962 182:2389 183:776 184:877 185:10473
186:3316 187:2199 188:2603 189:1798 190:8347 191:1342
192:9553 193:5802 194:4680 195:3919 196:2100 197:1325
198:5542 199:5900 200:7579 201:4299 202:10334 203:9994
204:4540 205:2850 206:3076 207:3156 208:3941 209:3995
210:3950 211:2061 212:2890 213:2520 214:860 215:66
216:5891 217:2130 218:897 219:601 220:1686 221:899
222:749 223:1193
End of report
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