[afnog] Weekly Global IPv4 Routing Table Report
Routing Table Analysis Role Account
cscora at apnic.net
Fri Jul 5 18:02:17 UTC 2024
This is an automated weekly mailing describing the state of the Global
IPv4 Routing Table as seen from APNIC's router in Japan.
The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
UKNOF, 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 https://thyme.apnic.net.
If you have any comments please contact Philip Smith <pfsinoz at gmail.com>.
IPv4 Routing Table Report 04:00 +10GMT Sat 06 Jul, 2024
BGP Table (Global) as seen in Japan.
Report Website: https://thyme.apnic.net
Detailed Analysis: https://thyme.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 954498
Prefixes after maximum aggregation (per Origin AS): 363493
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 465244
Total ASes present in the Internet Routing Table: 75923
Prefixes per ASN: 12.57
Origin-only ASes present in the Internet Routing Table: 65017
Origin ASes announcing only one prefix: 26718
Transit ASes present in the Internet Routing Table: 10906
Transit-only ASes present in the Internet Routing Table: 527
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 84
Max AS path prepend of ASN (152107) 80
Prefixes from unregistered ASNs in the Routing Table: 996
Number of instances of unregistered ASNs: 1025
Number of 32-bit ASNs allocated by the RIRs: 44958
Number of 32-bit ASNs visible in the Routing Table: 36675
Prefixes from 32-bit ASNs in the Routing Table: 188566
Number of bogon 32-bit ASNs visible in the Routing Table: 70
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 549
Number of addresses announced to Internet: 3025337344
Equivalent to 180 /8s, 82 /16s and 252 /24s
Percentage of available address space announced: 81.7
Percentage of allocated address space announced: 81.7
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.6
Total number of prefixes smaller than registry allocations: 312322
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255683
Total APNIC prefixes after maximum aggregation: 74352
APNIC Deaggregation factor: 3.44
Prefixes being announced from the APNIC address blocks: 247539
Unique aggregates announced from the APNIC address blocks: 101221
APNIC Region origin ASes present in the Internet Routing Table: 14230
APNIC Prefixes per ASN: 17.40
APNIC Region origin ASes announcing only one prefix: 4324
APNIC Region transit ASes present in the Internet Routing Table: 1917
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 84
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9634
Number of APNIC addresses announced to Internet: 761683456
Equivalent to 45 /8s, 102 /16s and 94 /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, 131072-153913
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: 278001
Total ARIN prefixes after maximum aggregation: 125434
ARIN Deaggregation factor: 2.22
Prefixes being announced from the ARIN address blocks: 282470
Unique aggregates announced from the ARIN address blocks: 134834
ARIN Region origin ASes present in the Internet Routing Table: 19142
ARIN Prefixes per ASN: 14.76
ARIN Region origin ASes announcing only one prefix: 6959
ARIN Region transit ASes present in the Internet Routing Table: 1995
Average ARIN Region AS path length visible: 3.7
Max ARIN Region AS path length visible: 27
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4931
Number of ARIN addresses announced to Internet: 1266810880
Equivalent to 75 /8s, 130 /16s and 0 /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, 393216-402332
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: 266299
Total RIPE prefixes after maximum aggregation: 127586
RIPE Deaggregation factor: 2.09
Prefixes being announced from the RIPE address blocks: 261188
Unique aggregates announced from the RIPE address blocks: 165203
RIPE Region origin ASes present in the Internet Routing Table: 28661
RIPE Prefixes per ASN: 9.11
RIPE Region origin ASes announcing only one prefix: 12128
RIPE Region transit ASes present in the Internet Routing Table: 3986
Average RIPE Region AS path length visible: 4.5
Max RIPE Region AS path length visible: 41
Number of RIPE region 32-bit ASNs visible in the Routing Table: 11881
Number of RIPE addresses announced to Internet: 713553920
Equivalent to 42 /8s, 135 /16s and 248 /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
196608-216475
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: 121893
Total LACNIC prefixes after maximum aggregation: 29241
LACNIC Deaggregation factor: 4.17
Prefixes being announced from the LACNIC address blocks: 119968
Unique aggregates announced from the LACNIC address blocks: 49875
LACNIC Region origin ASes present in the Internet Routing Table: 11123
LACNIC Prefixes per ASN: 10.79
LACNIC Region origin ASes announcing only one prefix: 2640
LACNIC Region transit ASes present in the Internet Routing Table: 2447
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 60
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9011
Number of LACNIC addresses announced to Internet: 177200128
Equivalent to 10 /8s, 143 /16s and 220 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-274844 + 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: 31626
Total AfriNIC prefixes after maximum aggregation: 6226
AfriNIC Deaggregation factor: 5.08
Prefixes being announced from the AfriNIC address blocks: 42784
Unique aggregates announced from the AfriNIC address blocks: 13665
AfriNIC Region origin ASes present in the Internet Routing Table: 1852
AfriNIC Prefixes per ASN: 23.10
AfriNIC Region origin ASes announcing only one prefix: 667
AfriNIC Region transit ASes present in the Internet Routing Table: 362
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1218
Number of AfriNIC addresses announced to Internet: 105725184
Equivalent to 6 /8s, 77 /16s and 61 /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 9841 8746 77 CHINAMOBILE-CN China Mobile Communicati
7545 5653 777 672 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4933 4192 74 ERX-CERNET-BKB China Education and Rese
18403 4205 347 23 FPT-AS-AP FPT Telecom Company, VN
7552 3960 1331 21 VIETEL-AS-AP Viettel Group, VN
9498 3785 511 265 BBIL-AP BHARTI Airtel Ltd., IN
7713 3621 1036 71 TELKOMNET-AS-AP PT Telekomunikasi Indon
45899 3264 1841 105 VNPT-AS-VN VNPT Corp, VN
24560 2823 862 399 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
4766 2285 11523 579 KIXS-AS-KR Korea Telecom, KR
Complete listing at https://thyme.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 10112 11533 3649 AMAZON-02, US
11492 4641 308 547 CABLEONE, US
7155 4166 287 88 VIASAT-SP-BACKBONE, US
174 3711 8791 885 COGENT-174, US
6327 3594 1320 78 SHAW, CA
22773 3426 3035 189 ASN-CXA-ALL-CCI-22773-RDC, US
749 3255 54899 2507 DNIC-AS-00749, US
16625 3124 1315 2194 AKAMAI-AS, US
7018 2910 23669 1830 ATT-INTERNET4, US
396982 2769 3611 416 GOOGLE-CLOUD-PLATFORM, US
Complete listing at https://thyme.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
12479 7716 1708 145 UNI2-AS, ES
39891 4758 286 60 ALJAWWALSTC-AS, SA
20940 3821 3396 134 AKAMAI-ASN1, NL
9009 3594 306 1818 M247, RO
12389 2946 2302 890 ROSTELECOM-AS, RU
34984 2347 361 579 TELLCOM-AS, TR
8551 1767 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
212238 1706 123 1239 CDNEXT, GB
13188 1607 100 26 TRIOLAN, UA
8452 1572 1852 14 TE-AS TE-AS, EG
Complete listing at https://thyme.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 11864 3312 501 UNINET, MX
10620 3519 492 935 Telmex Colombia S.A., CO
13999 2551 356 685 Mega Cable, S.A. de C.V., MX
11830 2003 369 64 Instituto Costarricense de Electricidad
28573 1343 2311 258 Claro NXT Telecomunicacoes Ltda, BR
3816 1324 781 192 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6503 1128 314 478 Axtel, S.A.B. de C.V., MX
6147 1092 369 22 Telefonica del Peru S.A.A., PE
26615 1081 2503 53 TIM SA, BR
22884 1060 97 365 TOTAL PLAY TELECOMUNICACIONES SA DE CV,
Complete listing at https://thyme.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 1622 389 16 LINKdotNET-AS, EG
24835 1570 593 29 RAYA-AS, EG
36992 1381 1520 283 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
29571 1239 79 75 ORANGE-COTE-IVOIRE, CI
36935 940 521 43 Vodafone-, EG
6713 555 1861 35 IAM-AS, MA
15399 518 56 57 WANANCHI-, KE
36914 493 82 3 KENET-AS, KE
37054 432 115 8 Telecom-Malagasy, MG
Complete listing at https://thyme.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 11864 3312 501 UNINET, MX
16509 10112 11533 3649 AMAZON-02, US
9808 9841 8746 77 CHINAMOBILE-CN China Mobile Communicati
12479 7716 1708 145 UNI2-AS, ES
7545 5653 777 672 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4933 4192 74 ERX-CERNET-BKB China Education and Rese
39891 4758 286 60 ALJAWWALSTC-AS, SA
11492 4641 308 547 CABLEONE, US
18403 4205 347 23 FPT-AS-AP FPT Telecom Company, VN
7155 4166 287 88 VIASAT-SP-BACKBONE, US
Complete listing at https://thyme.apnic.net/current/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
9808 9841 9764 CHINAMOBILE-CN China Mobile Communications Grou
12479 7716 7571 UNI2-AS, ES
16509 10112 6463 AMAZON-02, US
7545 5653 4981 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4933 4859 ERX-CERNET-BKB China Education and Research Net
39891 4758 4698 ALJAWWALSTC-AS, SA
18403 4205 4182 FPT-AS-AP FPT Telecom Company, VN
11492 4641 4094 CABLEONE, US
7155 4166 4078 VIASAT-SP-BACKBONE, US
7552 3960 3939 VIETEL-AS-AP Viettel Group, VN
Complete listing at https://thyme.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US
12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M
40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US
46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US
53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US
393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US
396894 UNALLOCATED 8.28.201.0/24 46887 CROWNCASTLE-AS46887, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
54338 UNALLOCATED 8.33.241.0/24 3356 LEVEL3, US
46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US
Complete listing at https://thyme.apnic.net/current/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US
Complete listing at https://thyme.apnic.net/current/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
14.192.20.0/22 Origin: 26658 HENGTONG-IDC-LLC, US
14.192.20.0/22 Transit: 6939 HURRICANE, US
23.140.216.0/24 Origin: 27176 DATAWAGON, US
23.140.216.0/24 Transit: 20278 NEXEON, US
23.141.0.0/24 Origin: 395350 RESERVED, ZZ
23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US
23.170.224.0/24 Origin: 30168 RESERVED, ZZ
23.170.224.0/24 Transit: 397095 SETSONLLC, US
23.189.192.0/24 Origin: 27593 RESERVED, ZZ
23.189.192.0/24 Transit: 174 COGENT-174, US
Complete listing at https://thyme.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 /8:16 /9:14 /10:37 /11:92 /12:294
/13:573 /14:1168 /15:2060 /16:13256 /17:8257 /18:13762
/19:24701 /20:44299 /21:51900 /22:111615 /23:99989 /24:581769
/25:696 /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 6800 7716 UNI2-AS, ES
8151 5945 11864 UNINET, MX
11492 3548 4641 CABLEONE, US
39891 3440 4758 ALJAWWALSTC-AS, SA
6327 3391 3594 SHAW, CA
7155 3111 4166 VIASAT-SP-BACKBONE, US
22773 2561 3426 ASN-CXA-ALL-CCI-22773-RDC, US
30036 2153 2493 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2148 3519 Telmex Colombia S.A., CO
16509 2133 10112 AMAZON-02, US
Complete listing at https://thyme.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2341 2:1544 3:365 4:6 5:4366 6:162
7:6 8:1516 9:1 11:172 12:1438 13:358
14:2401 15:318 16:219 17:375 18:771 20:387
21:4 22:188 23:6897 24:2708 25:2 27:2565
29:19 31:2596 32:48 34:63 35:135 36:2335
37:4467 38:7995 39:900 40:144 41:4044 42:1990
43:2377 44:323 45:17372 46:4499 47:300 49:1981
50:1892 51:581 52:1580 54:314 55:922 56:8
57:215 58:2166 59:1252 60:1042 61:2608 62:2764
63:1877 64:5491 65:2305 66:4620 67:2996 68:1303
69:4059 70:1166 71:573 72:2876 74:2601 75:1552
76:624 77:2498 78:1863 79:1780 80:2198 81:2026
82:1638 83:1367 84:1683 85:3173 86:914 87:2299
88:1241 89:4174 90:685 91:8162 92:2345 93:2706
94:3733 95:4204 96:1278 97:317 98:1024 99:739
100:73 101:1173 102:3507 103:32255 104:4809 105:701
106:1000 107:2480 108:1152 109:4038 110:2126 111:3262
112:2054 113:1825 114:1824 115:2084 116:1968 117:2657
118:2796 119:1983 120:1806 121:1364 122:2703 123:2312
124:1628 125:2872 126:32 128:1447 129:929 130:1175
131:1869 132:799 133:414 134:1730 135:319 136:1122
137:1085 138:2870 139:1520 140:1407 141:1373 142:1673
143:1555 144:1021 145:371 146:2093 147:2005 148:2524
149:2757 150:1035 151:1363 152:2229 153:521 154:7042
155:1490 156:2322 157:1878 158:1165 159:2320 160:2769
161:1692 162:3541 163:1705 164:1672 165:2126 166:1280
167:1811 168:4049 169:797 170:4953 171:1048 172:3886
173:3056 174:892 175:1231 176:3443 177:4729 178:3666
179:2215 180:2415 181:3788 182:3345 183:1979 184:2261
185:20901 186:4962 187:4372 188:4070 189:4158 190:9469
191:1486 192:11063 193:9158 194:7514 195:5311 196:3187
197:2643 198:6058 199:7975 200:8135 201:6307 202:10516
203:10283 204:4580 205:3694 206:4491 207:3610 208:4156
209:5046 210:4650 211:2624 212:4360 213:3579 214:1055
215:49 216:6743 217:3062 218:1364 219:583 220:2023
221:1037 222:853 223:2254
End of report
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