[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Feb 23 22:46:38 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Sun 23 Feb, 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: 1028323
Prefixes after maximum aggregation (per Origin AS): 376944
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 476083
Total ASes present in the Internet Routing Table: 76793
Prefixes per ASN: 13.39
Origin-only ASes present in the Internet Routing Table: 66110
Origin ASes announcing only one prefix: 26273
Transit ASes present in the Internet Routing Table: 10683
Transit-only ASes present in the Internet Routing Table: 534
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: 1108
Number of instances of unregistered ASNs: 1115
Number of 32-bit ASNs allocated by the RIRs: 46189
Number of 32-bit ASNs visible in the Routing Table: 37926
Prefixes from 32-bit ASNs in the Routing Table: 210466
Number of bogon 32-bit ASNs visible in the Routing Table: 79
Special use prefixes present in the Routing Table: 4
Prefixes being announced from unallocated address space: 537
Number of addresses announced to Internet: 3116379749
Equivalent to 185 /8s, 192 /16s and 46 /24s
Percentage of available address space announced: 84.2
Percentage of allocated address space announced: 84.2
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: 347719
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265267
Total APNIC prefixes after maximum aggregation: 76653
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257215
Unique aggregates announced from the APNIC address blocks: 102835
APNIC Region origin ASes present in the Internet Routing Table: 14570
APNIC Prefixes per ASN: 17.65
APNIC Region origin ASes announcing only one prefix: 4435
APNIC Region transit ASes present in the Internet Routing Table: 1940
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 34
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10037
Number of APNIC addresses announced to Internet: 755851840
Equivalent to 45 /8s, 13 /16s and 98 /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, 131072-155961
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: 294447
Total ARIN prefixes after maximum aggregation: 129222
ARIN Deaggregation factor: 2.28
Prefixes being announced from the ARIN address blocks: 295900
Unique aggregates announced from the ARIN address blocks: 135913
ARIN Region origin ASes present in the Internet Routing Table: 19258
ARIN Prefixes per ASN: 15.37
ARIN Region origin ASes announcing only one prefix: 7013
ARIN Region transit ASes present in the Internet Routing Table: 1921
Average ARIN Region AS path length visible: 2.9
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5164
Number of ARIN addresses announced to Internet: 1348918016
Equivalent to 80 /8s, 102 /16s and 219 /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: 289992
Total RIPE prefixes after maximum aggregation: 134066
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 287228
Unique aggregates announced from the RIPE address blocks: 172988
RIPE Region origin ASes present in the Internet Routing Table: 28916
RIPE Prefixes per ASN: 9.93
RIPE Region origin ASes announcing only one prefix: 12023
RIPE Region transit ASes present in the Internet Routing Table: 3846
Average RIPE Region AS path length visible: 3.2
Max RIPE Region AS path length visible: 26
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12298
Number of RIPE addresses announced to Internet: 732529701
Equivalent to 43 /8s, 169 /16s and 132 /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: 138393
Total LACNIC prefixes after maximum aggregation: 29376
LACNIC Deaggregation factor: 4.71
Prefixes being announced from the LACNIC address blocks: 135412
Unique aggregates announced from the LACNIC address blocks: 48978
LACNIC Region origin ASes present in the Internet Routing Table: 11211
LACNIC Prefixes per ASN: 12.08
LACNIC Region origin ASes announcing only one prefix: 2154
LACNIC Region transit ASes present in the Internet Routing Table: 2452
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: 9147
Number of LACNIC addresses announced to Internet: 173959424
Equivalent to 10 /8s, 94 /16s and 105 /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: 39116
Total AfriNIC prefixes after maximum aggregation: 6946
AfriNIC Deaggregation factor: 5.63
Prefixes being announced from the AfriNIC address blocks: 52029
Unique aggregates announced from the AfriNIC address blocks: 14940
AfriNIC Region origin ASes present in the Internet Routing Table: 1920
AfriNIC Prefixes per ASN: 27.10
AfriNIC Region origin ASes announcing only one prefix: 648
AfriNIC Region transit ASes present in the Internet Routing Table: 359
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1280
Number of AfriNIC addresses announced to Internet: 104854784
Equivalent to 6 /8s, 63 /16s and 245 /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 10337 8753 90 CHINAMOBILE-CN China Mobile Communication
7545 6214 844 662 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5042 4194 78 ERX-CERNET-BKB China Education and Resear
18403 4325 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4240 530 275 BBIL-AP BHARTI Airtel Ltd., IN
7552 3919 1331 25 VIETEL-AS-AP Viettel Group, VN
7713 3673 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3271 1869 102 VNPT-AS-VN VNPT Corp, VN
24560 2846 854 531 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2207 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 12807 39191 3794 AMAZON-02, US
174 5456 8765 946 COGENT-174, US
11492 4705 312 562 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
6327 3623 1320 81 SHAW, CA
22773 3381 3049 180 ASN-CXA-ALL-CCI-22773-RDC, US
749 3259 54879 2506 DNIC-AS-00749, US
16625 3060 1313 2213 AKAMAI-AS, US
396982 2930 3660 450 GOOGLE-CLOUD-PLATFORM, US
30036 2590 359 278 MEDIACOM-ENTERPRISE-BUSINESS, 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 9673 1285 1314 TTNET, TR
12479 7770 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4024 3396 143 AKAMAI-ASN1, NL
9009 3780 325 1925 M247, RO
12389 2998 2303 894 ROSTELECOM-AS, RU
34984 2415 364 573 TELLCOM-AS, TR
212238 2017 147 1490 CDNEXT, GB
8452 1925 1852 14 TE-AS TE-AS, EG
5384 1799 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 12048 3250 700 UNINET, MX
10620 3545 492 952 Telmex Colombia S.A., CO
13999 2519 541 366 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1594 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 777 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1155 371 22 Telefonica del Peru S.A.A., PE
28202 1132 52 9 Rede Brasileira de Comunicacao SA, BR
6503 1130 374 163 Axtel, S.A.B. de C.V., MX
11664 1067 278 33 Techtel LMDS Comunicaciones Interactivas
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 1683 599 30 RAYA-AS, EG
24863 1644 389 16 LINKdotNET-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
29571 1559 98 102 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
20011 1291 202 342 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1013 523 45 Vodafone-, EG
37069 847 1083 15 MOBINIL, EG
6713 557 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 12807 39191 3794 AMAZON-02, US
8151 12048 3250 700 UNINET, MX
9808 10337 8753 90 CHINAMOBILE-CN China Mobile Communication
47331 9673 1285 1314 TTNET, TR
12479 7770 1714 145 UNI2-AS, ES
7545 6214 844 662 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5456 8765 946 COGENT-174, US
4538 5042 4194 78 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4705 312 562 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 12048 11348 UNINET, MX
9808 10337 10247 CHINAMOBILE-CN China Mobile Communications Grou
47331 9673 8359 TTNET, TR
12479 7770 7625 UNI2-AS, ES
7545 6214 5552 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5042 4964 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5456 4510 COGENT-174, US
18403 4325 4300 FPT-AS-AP FPT Telecom Company, VN
11492 4705 4143 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
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
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 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, 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
172.22.139.0/24 8151 UNINET, MX
172.22.243.0/24 8151 UNINET, MX
192.88.99.0/24 6939 HURRICANE, US
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
23.140.16.0/24 Origin: 63371 RESERVED, ZZ
23.140.16.0/24 Transit: 3356 LEVEL3, US
23.140.48.0/24 Origin: 63371 RESERVED, ZZ
23.140.48.0/24 Transit: 7018 ATT-INTERNET4, 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
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 /11:92 /12:307
/13:588 /14:1235 /15:2203 /16:14098 /17:8577 /18:14256
/19:25462 /20:46148 /21:54836 /22:116197 /23:110173 /24:630773
/25:601 /26:589 /27:1051 /28:78 /29:106 /30:23
/31:2 /32:853
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8758 9673 TTNET, TR
12479 6723 7770 UNI2-AS, ES
8151 6206 12048 UNINET, MX
11492 3556 4705 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3418 3623 SHAW, CA
7155 3121 4175 VIASAT-SP-BACKBONE, US
22773 2519 3381 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2285 12807 AMAZON-02, US
30036 2250 2590 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2332 2:1601 3:571 4:25 5:4833 6:165
7:6 8:1644 9:1 10:1 11:172 12:1384
13:350 14:2551 15:348 16:274 17:358 18:917
20:460 21:4 22:188 23:7395 24:2774 25:2
27:2775 29:19 31:3224 32:53 34:82 35:206
36:2432 37:4735 38:10046 39:898 40:157 41:4781
42:1977 43:2581 44:353 45:19884 46:5060 47:294
49:1996 50:1902 51:590 52:1603 54:300 55:1079
56:9 57:252 58:2318 59:1285 60:1167 61:3105
62:3049 63:1853 64:5563 65:2221 66:4729 67:3092
68:1142 69:4013 70:1126 71:621 72:2957 74:2816
75:1652 76:617 77:2789 78:4231 79:1758 80:2249
81:2184 82:2681 83:1456 84:1821 85:4283 86:1029
87:2441 88:3429 89:4479 90:763 91:8463 92:2825
93:2896 94:3993 95:5463 96:1365 97:327 98:982
99:742 100:71 101:1403 102:4275 103:32708 104:4837
105:2234 106:991 107:2602 108:1216 109:4148 110:2271
111:3334 112:2075 113:1825 114:1955 115:2220 116:2102
117:2750 118:2900 119:2016 120:1907 121:1436 122:2899
123:2328 124:1680 125:2916 126:94 128:1684 129:1033
130:1319 131:2007 132:911 133:450 134:1532 135:371
136:1333 137:1177 138:3244 139:1631 140:1570 141:1487
142:1876 143:1716 144:1067 145:473 146:2160 147:2074
148:2592 149:2957 150:1241 151:1696 152:2131 153:574
154:7904 155:1626 156:3192 157:1923 158:1260 159:2434
160:3684 161:1935 162:3717 163:1862 164:1759 165:2214
166:1357 167:1910 168:4374 169:821 170:5511 171:1007
172:4374 173:3274 174:918 175:1287 176:3746 177:6098
178:3937 179:2726 180:2652 181:4168 182:3376 183:2073
184:2309 185:21786 186:5716 187:4997 188:4348 189:4593
190:9928 191:2090 192:11222 193:9451 194:7871 195:5654
196:3560 197:3980 198:6233 199:8375 200:8720 201:6570
202:10906 203:10778 204:4602 205:3746 206:4704 207:3609
208:4226 209:5245 210:4923 211:2636 212:4618 213:3876
214:1058 215:42 216:6680 217:3178 218:1396 219:555
220:2117 221:1056 222:849 223:2333
End of report
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