[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Jan 28 22:46:18 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Tue 28 Jan, 2025
IPv4 BGP Table (Global) as seen at RouteViews OIX.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/OIX/
Analysis Summary
----------------
BGP routing table entries examined: 1031501
Prefixes after maximum aggregation (per Origin AS): 376276
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 473455
Total ASes present in the Internet Routing Table: 76723
Prefixes per ASN: 13.44
Origin-only ASes present in the Internet Routing Table: 66042
Origin ASes announcing only one prefix: 26230
Transit ASes present in the Internet Routing Table: 10681
Transit-only ASes present in the Internet Routing Table: 526
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 3.2
Max AS path length visible: 52
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 1144
Number of instances of unregistered ASNs: 1151
Number of 32-bit ASNs allocated by the RIRs: 46077
Number of 32-bit ASNs visible in the Routing Table: 37785
Prefixes from 32-bit ASNs in the Routing Table: 209776
Number of bogon 32-bit ASNs visible in the Routing Table: 80
Special use prefixes present in the Routing Table: 15
Prefixes being announced from unallocated address space: 550
Number of addresses announced to Internet: 3121954171
Equivalent to 186 /8s, 21 /16s and 61 /24s
Percentage of available address space announced: 84.3
Percentage of allocated address space announced: 84.3
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: 347632
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 266342
Total APNIC prefixes after maximum aggregation: 76982
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257831
Unique aggregates announced from the APNIC address blocks: 102521
APNIC Region origin ASes present in the Internet Routing Table: 14533
APNIC Prefixes per ASN: 17.74
APNIC Region origin ASes announcing only one prefix: 4416
APNIC Region transit ASes present in the Internet Routing Table: 1942
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 38
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9991
Number of APNIC addresses announced to Internet: 760022848
Equivalent to 45 /8s, 77 /16s and 7 /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: 296937
Total ARIN prefixes after maximum aggregation: 128839
ARIN Deaggregation factor: 2.30
Prefixes being announced from the ARIN address blocks: 298306
Unique aggregates announced from the ARIN address blocks: 134690
ARIN Region origin ASes present in the Internet Routing Table: 19240
ARIN Prefixes per ASN: 15.50
ARIN Region origin ASes announcing only one prefix: 6994
ARIN Region transit ASes present in the Internet Routing Table: 1912
Average ARIN Region AS path length visible: 2.8
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5136
Number of ARIN addresses announced to Internet: 1345378246
Equivalent to 80 /8s, 48 /16s and 215 /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, 45/8, 47/8, 48/8, 50/8, 52/8,
54/8, 55/8, 56/8, 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: 289547
Total RIPE prefixes after maximum aggregation: 133596
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 286338
Unique aggregates announced from the RIPE address blocks: 171597
RIPE Region origin ASes present in the Internet Routing Table: 28904
RIPE Prefixes per ASN: 9.91
RIPE Region origin ASes announcing only one prefix: 12025
RIPE Region transit ASes present in the Internet Routing Table: 3831
Average RIPE Region AS path length visible: 3.2
Max RIPE Region AS path length visible: 24
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12247
Number of RIPE addresses announced to Internet: 733546021
Equivalent to 43 /8s, 185 /16s and 6 /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,
53/8, 57/8, 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: 138770
Total LACNIC prefixes after maximum aggregation: 29335
LACNIC Deaggregation factor: 4.73
Prefixes being announced from the LACNIC address blocks: 136220
Unique aggregates announced from the LACNIC address blocks: 49006
LACNIC Region origin ASes present in the Internet Routing Table: 11204
LACNIC Prefixes per ASN: 12.16
LACNIC Region origin ASes announcing only one prefix: 2154
LACNIC Region transit ASes present in the Internet Routing Table: 2479
Average LACNIC Region AS path length visible: 3.3
Max LACNIC Region AS path length visible: 52
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9136
Number of LACNIC addresses announced to Internet: 178067584
Equivalent to 10 /8s, 157 /16s and 24 /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: 38761
Total AfriNIC prefixes after maximum aggregation: 6818
AfriNIC Deaggregation factor: 5.69
Prefixes being announced from the AfriNIC address blocks: 52254
Unique aggregates announced from the AfriNIC address blocks: 15195
AfriNIC Region origin ASes present in the Internet Routing Table: 1915
AfriNIC Prefixes per ASN: 27.29
AfriNIC Region origin ASes announcing only one prefix: 641
AfriNIC Region transit ASes present in the Internet Routing Table: 360
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1275
Number of AfriNIC addresses announced to Internet: 104673792
Equivalent to 6 /8s, 61 /16s and 50 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & 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
9808 10400 8921 125 CHINAMOBILE-CN China Mobile Communication
7545 6206 843 663 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5035 4193 77 ERX-CERNET-BKB China Education and Resear
18403 4189 347 24 FPT-AS-AP FPT Telecom Company, VN
9498 4169 529 275 BBIL-AP BHARTI Airtel Ltd., IN
7552 3913 1331 25 VIETEL-AS-AP Viettel Group, VN
45899 3902 1890 51 VNPT-AS-VN VNPT Corp, VN
7713 3677 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2835 852 538 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2235 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 12638 38874 3703 AMAZON-02, US
174 6140 8761 890 COGENT-174, US
11492 4697 312 552 CABLEONE, US
7155 4177 287 86 VIASAT-SP-BACKBONE, US
6327 3615 1320 81 SHAW, CA
22773 3413 3049 187 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
2152 3154 508 130 CENIC-2152, US
16625 3017 1306 2197 AKAMAI-AS, US
396982 2904 3657 446 GOOGLE-CLOUD-PLATFORM, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
47331 9656 1283 1342 TTNET, TR
12479 7763 1711 144 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4029 3396 141 AKAMAI-ASN1, NL
9009 3772 323 1916 M247, RO
12389 2993 2303 891 ROSTELECOM-AS, RU
34984 2418 364 573 TELLCOM-AS, TR
8452 1950 1852 14 TE-AS TE-AS, EG
212238 1906 136 1406 CDNEXT, GB
5384 1791 585 30 EMIRATES-INTERNET Emirates Internet, AE
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 11958 3249 704 UNINET, MX
10620 3539 492 954 Telmex Colombia S.A., CO
13999 2518 539 366 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1579 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 778 207 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6503 1137 374 163 Axtel, S.A.B. de C.V., MX
28202 1128 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1104 371 22 Telefonica del Peru S.A.A., PE
22884 1076 98 372 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24835 1681 601 30 RAYA-AS, EG
24863 1646 389 16 LINKdotNET-AS, EG
37457 1634 316 32 Telkom-Internet, ZA
29571 1546 97 106 ORANGE-COTE-IVOIRE, CI
36992 1425 1518 286 ETISALAT-MISR, EG
20011 1288 199 339 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1002 521 42 Vodafone-, EG
37069 843 1083 15 MOBINIL, EG
6713 558 1861 35 IAM-AS, MA
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 12638 38874 3703 AMAZON-02, US
8151 11958 3249 704 UNINET, MX
9808 10400 8921 125 CHINAMOBILE-CN China Mobile Communication
47331 9656 1283 1342 TTNET, TR
12479 7763 1711 144 UNI2-AS, ES
7545 6206 843 663 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6140 8761 890 COGENT-174, US
4538 5035 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4697 312 552 CABLEONE, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
8151 11958 11254 UNINET, MX
9808 10400 10275 CHINAMOBILE-CN China Mobile Communications Grou
47331 9656 8314 TTNET, TR
12479 7763 7619 UNI2-AS, ES
7545 6206 5543 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6140 5250 COGENT-174, US
4538 5035 4958 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4189 4165 FPT-AS-AP FPT Telecom Company, VN
11492 4697 4145 CABLEONE, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
400866 UNALLOCATED 2.59.148.0/23 21859 ZEN-ECN, US
213519 UNALLOCATED 5.175.237.0/24 58212 DATAFOREST, DE
213519 UNALLOCATED 5.175.238.0/24 26042 FIBERSTATE, US
46559 UNALLOCATED 8.3.52.0/23 3257 GTT-BACKBONE GTT, US
22542 UNALLOCATED 8.7.205.0/24 3356 LEVEL3, US
33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US
12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-D
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
Complete listing at https://bgp.nsrc.org/REN/OIX/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.116.75.0/24 22884 TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
100.80.0.0/24 60478 KSYS, CH
100.126.255.172/30 13979 ATT-IPFR, US
100.126.255.176/30 13979 ATT-IPFR, US
100.126.255.180/30 13979 ATT-IPFR, US
100.126.255.184/30 13979 ATT-IPFR, US
100.127.255.0/26 64510 RESERVED, ZZ
100.127.255.64/28 64510 RESERVED, ZZ
100.127.255.80/28 64510 RESERVED, ZZ
100.127.255.128/26 64511 RESERVED, ZZ
Complete listing at https://bgp.nsrc.org/REN/OIX/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
23.132.192.0/24 Origin: 30500 WOLFPAWSERVICES, CA
23.132.192.0/24 Transit: 6939 HURRICANE, US
23.133.68.0/24 Origin: 401556 VINAGPU, US
23.133.68.0/24 Transit: 20473 AS-VULTR, US
23.140.16.0/24 Origin: 63371 RESERVED, ZZ
23.140.16.0/24 Transit: 7018 ATT-INTERNET4, US
23.140.48.0/24 Origin: 63371 RESERVED, ZZ
23.140.48.0/24 Transit: 7018 ATT-INTERNET4, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:16 /10:42 /11:93 /12:310
/13:590 /14:1240 /15:2213 /16:14135 /17:8575 /18:14728
/19:25631 /20:46314 /21:55161 /22:116455 /23:110371 /24:629399
/25:650 /26:653 /27:1186 /28:220 /29:378 /30:248
/31:1255 /32:1621
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8741 9656 TTNET, TR
12479 6723 7763 UNI2-AS, ES
8151 6113 11958 UNINET, MX
11492 3555 4697 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3410 3615 SHAW, CA
7155 3125 4177 VIASAT-SP-BACKBONE, US
22773 2545 3413 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2252 12638 AMAZON-02, US
30036 2235 2574 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2329 2:1616 3:565 4:25 5:4900 6:165
7:6 8:1642 9:1 10:1 11:172 12:1389
13:351 14:2534 15:342 16:270 17:363 18:909
20:460 21:4 22:188 23:7324 24:2780 25:2
27:2783 29:19 31:3178 32:57 34:74 35:189
36:2434 37:4754 38:10461 39:897 40:151 41:4721
42:1925 43:2571 44:348 45:19814 46:5024 47:296
49:2006 50:1871 51:588 52:1604 54:307 55:1135
56:9 57:246 58:2303 59:1256 60:1161 61:2991
62:3038 63:1852 64:5555 65:2230 66:4732 67:3090
68:1186 69:4058 70:1126 71:616 72:2945 74:2814
75:1642 76:629 77:2738 78:4230 79:1752 80:2255
81:2224 82:2154 83:1459 84:1824 85:4220 86:1005
87:2462 88:3425 89:4486 90:756 91:8474 92:2804
93:2922 94:4008 95:5401 96:1293 97:317 98:991
99:738 100:72 101:1398 102:4381 103:32625 104:4657
105:2165 106:1015 107:2619 108:1178 109:4131 110:2262
111:3380 112:2073 113:1800 114:1957 115:2249 116:2063
117:2752 118:2865 119:2018 120:1904 121:1431 122:2873
123:2188 124:1698 125:2906 126:94 128:1693 129:1037
130:1305 131:2044 132:922 133:451 134:1521 135:368
136:1347 137:1169 138:3240 139:1605 140:1552 141:1502
142:1868 143:1721 144:1042 145:466 146:2157 147:2057
148:2600 149:2916 150:1210 151:1643 152:2114 153:570
154:8315 155:1565 156:3514 157:1905 158:1261 159:2430
160:3636 161:1856 162:3678 163:1810 164:1753 165:2205
166:1326 167:1905 168:4408 169:826 170:5535 171:1005
172:4161 173:3247 174:919 175:1289 176:3723 177:6294
178:3943 179:2677 180:2629 181:4127 182:3374 183:2046
184:2276 185:21723 186:5705 187:5058 188:4386 189:4559
190:9951 191:2108 192:11300 193:9418 194:7830 195:5632
196:3493 197:3924 198:6215 199:8332 200:8721 201:6577
202:10874 203:10763 204:4589 205:3722 206:4714 207:3635
208:4222 209:5227 210:4852 211:2620 212:4623 213:3874
214:1048 215:42 216:6709 217:3181 218:1394 219:555
220:2115 221:1054 222:850 223:2330
End of report
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