[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sat Mar 1 22:46:49 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Sat 01 Mar, 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: 1029198
Prefixes after maximum aggregation (per Origin AS): 377190
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 475811
Total ASes present in the Internet Routing Table: 76812
Prefixes per ASN: 13.40
Origin-only ASes present in the Internet Routing Table: 66123
Origin ASes announcing only one prefix: 26299
Transit ASes present in the Internet Routing Table: 10689
Transit-only ASes present in the Internet Routing Table: 538
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: 1045
Number of instances of unregistered ASNs: 1052
Number of 32-bit ASNs allocated by the RIRs: 46217
Number of 32-bit ASNs visible in the Routing Table: 37975
Prefixes from 32-bit ASNs in the Routing Table: 210689
Number of bogon 32-bit ASNs visible in the Routing Table: 79
Special use prefixes present in the Routing Table: 8
Prefixes being announced from unallocated address space: 513
Number of addresses announced to Internet: 3112940133
Equivalent to 185 /8s, 139 /16s and 178 /24s
Percentage of available address space announced: 84.1
Percentage of allocated address space announced: 84.1
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: 347934
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265707
Total APNIC prefixes after maximum aggregation: 76785
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257342
Unique aggregates announced from the APNIC address blocks: 102810
APNIC Region origin ASes present in the Internet Routing Table: 14589
APNIC Prefixes per ASN: 17.64
APNIC Region origin ASes announcing only one prefix: 4430
APNIC Region transit ASes present in the Internet Routing Table: 1950
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: 10055
Number of APNIC addresses announced to Internet: 752303424
Equivalent to 44 /8s, 215 /16s and 61 /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: 294711
Total ARIN prefixes after maximum aggregation: 129386
ARIN Deaggregation factor: 2.28
Prefixes being announced from the ARIN address blocks: 295663
Unique aggregates announced from the ARIN address blocks: 135954
ARIN Region origin ASes present in the Internet Routing Table: 19253
ARIN Prefixes per ASN: 15.36
ARIN Region origin ASes announcing only one prefix: 7017
ARIN Region transit ASes present in the Internet Routing Table: 1914
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: 5175
Number of ARIN addresses announced to Internet: 1348640768
Equivalent to 80 /8s, 98 /16s and 160 /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: 289946
Total RIPE prefixes after maximum aggregation: 134016
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 287258
Unique aggregates announced from the RIPE address blocks: 172541
RIPE Region origin ASes present in the Internet Routing Table: 28917
RIPE Prefixes per ASN: 9.93
RIPE Region origin ASes announcing only one prefix: 12036
RIPE Region transit ASes present in the Internet Routing Table: 3847
Average RIPE Region AS path length visible: 3.2
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12308
Number of RIPE addresses announced to Internet: 732919845
Equivalent to 43 /8s, 175 /16s and 120 /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: 138595
Total LACNIC prefixes after maximum aggregation: 29415
LACNIC Deaggregation factor: 4.71
Prefixes being announced from the LACNIC address blocks: 135592
Unique aggregates announced from the LACNIC address blocks: 48950
LACNIC Region origin ASes present in the Internet Routing Table: 11213
LACNIC Prefixes per ASN: 12.09
LACNIC Region origin ASes announcing only one prefix: 2163
LACNIC Region transit ASes present in the Internet Routing Table: 2464
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: 9152
Number of LACNIC addresses announced to Internet: 173911040
Equivalent to 10 /8s, 93 /16s and 172 /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: 39194
Total AfriNIC prefixes after maximum aggregation: 6936
AfriNIC Deaggregation factor: 5.65
Prefixes being announced from the AfriNIC address blocks: 52828
Unique aggregates announced from the AfriNIC address blocks: 15109
AfriNIC Region origin ASes present in the Internet Routing Table: 1922
AfriNIC Prefixes per ASN: 27.49
AfriNIC Region origin ASes announcing only one prefix: 653
AfriNIC Region transit ASes present in the Internet Routing Table: 364
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: 1285
Number of AfriNIC addresses announced to Internet: 104909824
Equivalent to 6 /8s, 64 /16s and 204 /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 10328 8753 90 CHINAMOBILE-CN China Mobile Communication
7545 6216 843 660 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5014 4194 78 ERX-CERNET-BKB China Education and Resear
18403 4329 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4242 530 277 BBIL-AP BHARTI Airtel Ltd., IN
7552 3921 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3676 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3275 1869 102 VNPT-AS-VN VNPT Corp, VN
24560 2846 855 533 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 12839 39187 3789 AMAZON-02, US
174 5286 8763 943 COGENT-174, US
11492 4704 312 566 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3383 3049 181 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
16625 3086 1315 2229 AKAMAI-AS, US
396982 2935 3660 454 GOOGLE-CLOUD-PLATFORM, US
30036 2580 358 337 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 9676 1286 1305 TTNET, TR
12479 7759 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4042 3396 143 AKAMAI-ASN1, NL
9009 3765 323 1929 M247, RO
12389 2988 2303 895 ROSTELECOM-AS, RU
34984 2413 364 573 TELLCOM-AS, TR
212238 2008 145 1483 CDNEXT, GB
8452 1918 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 12064 3254 692 UNINET, MX
10620 3547 492 953 Telmex Colombia S.A., CO
13999 2517 539 370 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1593 2436 268 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 777 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1172 371 22 Telefonica del Peru S.A.A., PE
28202 1132 52 9 Rede Brasileira de Comunicacao SA, BR
6503 1128 374 163 Axtel, S.A.B. de C.V., MX
11664 1084 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
37457 1639 316 32 Telkom-Internet, ZA
24863 1619 389 16 LINKdotNET-AS, EG
29571 1570 99 102 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
20011 1292 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 556 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 12839 39187 3789 AMAZON-02, US
8151 12064 3254 692 UNINET, MX
9808 10328 8753 90 CHINAMOBILE-CN China Mobile Communication
47331 9676 1286 1305 TTNET, TR
12479 7759 1714 145 UNI2-AS, ES
7545 6216 843 660 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5286 8763 943 COGENT-174, US
4538 5014 4194 78 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4704 312 566 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 12064 11372 UNINET, MX
9808 10328 10238 CHINAMOBILE-CN China Mobile Communications Grou
47331 9676 8371 TTNET, TR
12479 7759 7614 UNI2-AS, ES
7545 6216 5556 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5014 4936 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5286 4343 COGENT-174, US
18403 4329 4304 FPT-AS-AP FPT Telecom Company, VN
11492 4704 4138 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
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
54338 UNALLOCATED 8.33.241.0/24 3356 LEVEL3, 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
100.108.0.0/23 43939 INTERNETIA_ETTH2-AS Noc-Bialystok, PL
100.108.14.0/24 43939 INTERNETIA_ETTH2-AS Noc-Bialystok, PL
100.108.38.0/23 43939 INTERNETIA_ETTH2-AS Noc-Bialystok, PL
100.108.43.0/24 43939 INTERNETIA_ETTH2-AS Noc-Bialystok, PL
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 /12:304
/13:587 /14:1236 /15:2206 /16:14120 /17:8572 /18:14266
/19:25476 /20:46141 /21:54808 /22:116211 /23:110379 /24:631489
/25:592 /26:590 /27:1045 /28:77 /29:106 /30:23
/31:2 /32:801
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8760 9676 TTNET, TR
12479 6713 7759 UNI2-AS, ES
8151 6222 12064 UNINET, MX
11492 3555 4704 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3622 SHAW, CA
7155 3121 4175 VIASAT-SP-BACKBONE, US
22773 2519 3383 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2285 12839 AMAZON-02, US
30036 2240 2580 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 2:1537 3:576 4:25 5:4871 6:167
7:6 8:1649 9:1 10:1 11:172 12:1383
13:352 14:2550 15:351 16:277 17:359 18:920
20:464 21:4 22:188 23:7392 24:2775 25:2
27:2774 29:19 31:3250 32:53 34:82 35:207
36:2435 37:4745 38:10117 39:899 40:153 41:4767
42:1984 43:2583 44:350 45:19974 46:5082 47:294
49:1997 50:1901 51:589 52:1603 54:302 55:917
56:9 57:252 58:2321 59:1291 60:1167 61:3101
62:2998 63:1854 64:5555 65:2202 66:4731 67:3106
68:1139 69:4005 70:1124 71:622 72:2957 74:2812
75:1654 76:616 77:2790 78:4230 79:1748 80:2239
81:2188 82:2760 83:1438 84:1828 85:4286 86:1038
87:2436 88:3430 89:4483 90:778 91:8442 92:2821
93:2919 94:3988 95:5461 96:1345 97:327 98:976
99:740 100:73 101:1402 102:4303 103:32693 104:4829
105:2234 106:998 107:2611 108:1221 109:4155 110:2273
111:3338 112:2072 113:1816 114:1960 115:2213 116:2102
117:2761 118:2896 119:2014 120:1910 121:1437 122:2903
123:2334 124:1684 125:2914 126:94 128:1614 129:1038
130:1323 131:2022 132:913 133:449 134:1535 135:375
136:1313 137:1175 138:3246 139:1631 140:1567 141:1484
142:1875 143:1732 144:1065 145:478 146:2164 147:2076
148:2604 149:2956 150:1251 151:1709 152:2133 153:574
154:8082 155:1622 156:3369 157:1931 158:1273 159:2443
160:3671 161:1978 162:3720 163:1877 164:1758 165:2215
166:1370 167:1910 168:4369 169:821 170:5522 171:1007
172:4455 173:3266 174:916 175:1288 176:3750 177:6173
178:3936 179:2740 180:2655 181:4186 182:3383 183:2073
184:2314 185:21766 186:5714 187:4980 188:4340 189:4597
190:9952 191:2060 192:11229 193:9466 194:7870 195:5654
196:3630 197:4004 198:6244 199:8406 200:8724 201:6560
202:10928 203:10765 204:4590 205:3696 206:4700 207:3612
208:4225 209:5278 210:4881 211:2632 212:4610 213:3878
214:1056 215:42 216:6667 217:3188 218:1395 219:554
220:2105 221:1054 222:849 223:2335
End of report
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