[afnog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Jul 9 18:02:49 UTC 2021
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 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 10 Jul, 2021
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 856890
Prefixes after maximum aggregation (per Origin AS): 323763
Deaggregation factor: 2.65
Unique aggregates announced (without unneeded subnets): 411662
Total ASes present in the Internet Routing Table: 71580
Prefixes per ASN: 11.97
Origin-only ASes present in the Internet Routing Table: 61528
Origin ASes announcing only one prefix: 25390
Transit ASes present in the Internet Routing Table: 10052
Transit-only ASes present in the Internet Routing Table: 327
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 54
Max AS path prepend of ASN ( 48366) 51
Prefixes from unregistered ASNs in the Routing Table: 1121
Number of instances of unregistered ASNs: 1127
Number of 32-bit ASNs allocated by the RIRs: 36586
Number of 32-bit ASNs visible in the Routing Table: 30391
Prefixes from 32-bit ASNs in the Routing Table: 141715
Number of bogon 32-bit ASNs visible in the Routing Table: 25
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 527
Number of addresses announced to Internet: 3040396928
Equivalent to 181 /8s, 56 /16s and 198 /24s
Percentage of available address space announced: 82.1
Percentage of allocated address space announced: 82.1
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 285265
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 230189
Total APNIC prefixes after maximum aggregation: 65859
APNIC Deaggregation factor: 3.50
Prefixes being announced from the APNIC address blocks: 225794
Unique aggregates announced from the APNIC address blocks: 90587
APNIC Region origin ASes present in the Internet Routing Table: 11729
APNIC Prefixes per ASN: 19.25
APNIC Region origin ASes announcing only one prefix: 3325
APNIC Region transit ASes present in the Internet Routing Table: 1669
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 32
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6895
Number of APNIC addresses announced to Internet: 774110464
Equivalent to 46 /8s, 35 /16s and 253 /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, 131072-147769
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: 250240
Total ARIN prefixes after maximum aggregation: 114147
ARIN Deaggregation factor: 2.19
Prefixes being announced from the ARIN address blocks: 250004
Unique aggregates announced from the ARIN address blocks: 119032
ARIN Region origin ASes present in the Internet Routing Table: 18840
ARIN Prefixes per ASN: 13.27
ARIN Region origin ASes announcing only one prefix: 6844
ARIN Region transit ASes present in the Internet Routing Table: 1948
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 28
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3968
Number of ARIN addresses announced to Internet: 1271452928
Equivalent to 75 /8s, 200 /16s and 213 /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, 393216-401308
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, 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: 238618
Total RIPE prefixes after maximum aggregation: 111415
RIPE Deaggregation factor: 2.14
Prefixes being announced from the RIPE address blocks: 234953
Unique aggregates announced from the RIPE address blocks: 143490
RIPE Region origin ASes present in the Internet Routing Table: 28002
RIPE Prefixes per ASN: 8.39
RIPE Region origin ASes announcing only one prefix: 12035
RIPE Region transit ASes present in the Internet Routing Table: 3906
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 54
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10285
Number of RIPE addresses announced to Internet: 710884736
Equivalent to 42 /8s, 95 /16s and 61 /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
196608-213403
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: 110994
Total LACNIC prefixes after maximum aggregation: 26505
LACNIC Deaggregation factor: 4.19
Prefixes being announced from the LACNIC address blocks: 112144
Unique aggregates announced from the LACNIC address blocks: 47139
LACNIC Region origin ASes present in the Internet Routing Table: 10773
LACNIC Prefixes per ASN: 10.41
LACNIC Region origin ASes announcing only one prefix: 2672
LACNIC Region transit ASes present in the Internet Routing Table: 2070
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8412
Number of LACNIC addresses announced to Internet: 176046848
Equivalent to 10 /8s, 126 /16s and 67 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + 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: 25727
Total AfriNIC prefixes after maximum aggregation: 5082
AfriNIC Deaggregation factor: 5.06
Prefixes being announced from the AfriNIC address blocks: 33468
Unique aggregates announced from the AfriNIC address blocks: 10946
AfriNIC Region origin ASes present in the Internet Routing Table: 1491
AfriNIC Prefixes per ASN: 22.45
AfriNIC Region origin ASes announcing only one prefix: 514
AfriNIC Region transit ASes present in the Internet Routing Table: 298
Average AfriNIC Region AS path length visible: 5.2
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 831
Number of AfriNIC addresses announced to Internet: 107474944
Equivalent to 6 /8s, 103 /16s and 240 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 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
9808 7568 9000 57 CMNET-GD Guangdong Mobile Communication
7545 5801 783 677 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4765 4192 74 ERX-CERNET-BKB China Education and Rese
7552 3561 1330 20 VIETEL-AS-AP Viettel Group, VN
7713 3527 1023 56 TELKOMNET-AS-AP PT Telekomunikasi Indon
45899 2795 1897 55 VNPT-AS-VN VNPT Corp, VN
4766 2433 11120 567 KIXS-AS-KR Korea Telecom, KR
9498 2357 483 246 BBIL-AP BHARTI Airtel Ltd., IN
45090 2116 1197 73 CNNIC-TENCENT-NET-AP Shenzhen Tencent C
4755 2115 437 192 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
16509 5207 9529 2334 AMAZON-02, US
11492 4824 318 678 CABLEONE, US
7155 4006 264 32 VIASAT-SP-BACKBONE, US
22773 3961 3013 263 ASN-CXA-ALL-CCI-22773-RDC, US
16625 3509 1814 2446 AKAMAI-AS, US
6327 3360 1317 69 SHAW, CA
30036 2583 373 122 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2533 5034 472 CENTURYLINK-US-LEGACY-QWEST, US
5972 2254 451 788 DNIC-ASBLK-05800-06055, US
20115 2169 2946 493 CHARTER-20115, 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 6736 1721 140 UNI2-AS, ES
20940 3699 3347 203 AKAMAI-ASN1, NL
39891 3267 187 22 ALJAWWALSTC-AS, SA
8551 2987 378 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2913 2283 897 ROSTELECOM-AS, RU
9009 2456 259 1313 M247, GB
34984 2215 356 594 TELLCOM-AS, TR
61317 1628 258 829 ASDETUK www.heficed.com, GB
13188 1610 100 27 TRIOLAN, UA
58224 1606 888 558 TCI, IR
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 8561 3447 584 Uninet S.A. de C.V., MX
10620 3407 525 651 Telmex Colombia S.A., CO
11830 2510 369 62 Instituto Costarricense de Electricidad
13999 1778 432 452 Mega Cable, S.A. de C.V., MX
6503 1484 359 477 Axtel, S.A.B. de C.V., MX
28573 1426 2286 233 CLARO S.A., BR
3816 1241 652 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1096 369 22 Telefonica del Peru S.A.A., PE
26615 1083 2351 134 TIM SA, BR
11664 991 199 444 Techtel LMDS Comunicaciones Interactiva
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 1648 393 22 LINKdotNET-AS, EG
24835 1419 498 30 RAYA-AS, EG
36992 1306 1489 267 ETISALAT-MISR, EG
36903 1183 537 110 MT-MPLS, MA
29571 711 68 11 ORANGE-COTE-IVOIRE, CI
6713 613 1863 34 IAM-AS, MA
36935 533 522 40 Vodafone-, EG
15399 495 49 26 WANANCHI-, KE
37342 482 32 1 MOVITEL, MZ
2018 326 319 74 TENET-1, ZA
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 8561 3447 584 Uninet S.A. de C.V., MX
9808 7568 9000 57 CMNET-GD Guangdong Mobile Communication
12479 6736 1721 140 UNI2-AS, ES
7545 5801 783 677 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 5207 9529 2334 AMAZON-02, US
11492 4824 318 678 CABLEONE, US
4538 4765 4192 74 ERX-CERNET-BKB China Education and Rese
7155 4006 264 32 VIASAT-SP-BACKBONE, US
22773 3961 3013 263 ASN-CXA-ALL-CCI-22773-RDC, US
20940 3699 3347 203 AKAMAI-ASN1, NL
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
9808 7568 7511 CMNET-GD Guangdong Mobile Communication Co.Ltd.
12479 6736 6596 UNI2-AS, ES
7545 5801 5124 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4765 4691 ERX-CERNET-BKB China Education and Research Net
11492 4824 4146 CABLEONE, US
7155 4006 3974 VIASAT-SP-BACKBONE, US
22773 3961 3698 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3561 3541 VIETEL-AS-AP Viettel Group, VN
20940 3699 3496 AKAMAI-ASN1, NL
7713 3527 3471 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
15132 UNALLOCATED 12.9.150.0/24 1239 SPRINTLINK, US
3577 UNALLOCATED 12.19.197.0/24 209 CENTURYLINK-US-LEGACY-QWEST,
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.162.32.0/24 Origin: 32444 SAFELINK-MV, US
Transit: 6939 HURRICANE, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/22 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala
27.126.156.0/23 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala
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 /8:17 /9:14 /10:41 /11:102 /12:305
/13:589 /14:1194 /15:1995 /16:13463 /17:8325 /18:13964
/19:25414 /20:42340 /21:50360 /22:106937 /23:91501 /24:498927
/25:1402 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
12479 5678 6736 UNI2-AS, ES
11492 3801 4824 CABLEONE, US
6327 3167 3360 SHAW, CA
7155 3094 4006 VIASAT-SP-BACKBONE, US
8151 3075 8561 Uninet S.A. de C.V., MX
22773 2963 3961 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2803 3267 ALJAWWALSTC-AS, SA
8551 2452 2987 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2249 2583 MEDIACOM-ENTERPRISE-BUSINESS, US
11830 1933 2510 Instituto Costarricense de Electricidad y Telec
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1877 2:1140 3:143 4:20 5:3566 6:79
7:5 8:1539 9:1 11:164 12:1740 13:365
14:2305 15:92 16:17 17:325 18:93 20:122
21:1 22:188 23:4832 24:2431 25:2 27:2520
29:19 31:2301 32:111 34:1 35:46 36:1589
37:3780 38:2161 39:604 40:164 41:3740 42:950
43:2083 44:262 45:15234 46:3695 47:351 49:1615
50:1810 51:101 52:1237 54:217 55:792 56:9
57:52 58:1739 59:1200 60:933 61:2311 62:2321
63:1969 64:5388 65:2363 66:5069 67:2895 68:1171
69:4075 70:1380 71:681 72:3156 74:2592 75:1490
76:697 77:2036 78:1712 79:2317 80:1854 81:1521
82:1365 83:1140 84:1261 85:2711 86:703 87:1812
88:974 89:3017 90:503 91:7364 92:1800 93:2553
94:3124 95:3533 96:1303 97:342 98:977 99:969
100:93 101:1017 102:1510 103:26336 104:3834 105:436
106:799 107:2242 108:724 109:3861 110:2005 111:3137
112:1917 113:1510 114:1449 115:1903 116:1909 117:2354
118:2393 119:1913 120:1451 121:1068 122:2517 123:2171
124:1585 125:2076 128:1303 129:1298 130:877 131:1983
132:751 133:360 134:1631 135:298 136:774 137:940
138:2415 139:1213 140:761 141:1201 142:1207 143:1320
144:1258 145:327 146:1475 147:1358 148:2192 149:1461
150:819 151:1076 152:1585 153:419 154:2884 155:1341
156:1627 157:1205 158:943 159:2021 160:2312 161:1220
162:3350 163:1010 164:1529 165:1408 166:620 167:1781
168:3678 169:699 170:4287 171:790 172:2497 173:2978
174:1002 175:1079 176:3174 177:4393 178:2931 179:1914
180:2268 181:2619 182:3208 183:2082 184:2417 185:18513
186:4086 187:3122 188:3337 189:2869 190:8735 191:1410
192:10719 193:8235 194:6702 195:4796 196:2900 197:2147
198:6054 199:6022 200:7386 201:5258 202:10577 203:10098
204:4666 205:3357 206:3601 207:3425 208:4024 209:4727
210:4225 211:2311 212:3719 213:3463 214:1180 215:58
216:6299 217:2575 218:1197 219:708 220:2064 221:953
222:864 223:1954
End of report
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