[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Apr 6 22:46:30 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Sun 06 Apr, 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: 1034990
Prefixes after maximum aggregation (per Origin AS): 379424
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 476782
Total ASes present in the Internet Routing Table: 76941
Prefixes per ASN: 13.45
Origin-only ASes present in the Internet Routing Table: 66260
Origin ASes announcing only one prefix: 26315
Transit ASes present in the Internet Routing Table: 10681
Transit-only ASes present in the Internet Routing Table: 542
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 3.1
Max AS path length visible: 54
Max AS path prepend of ASN (135823) 50
Prefixes from unregistered ASNs in the Routing Table: 1124
Number of instances of unregistered ASNs: 1130
Number of 32-bit ASNs allocated by the RIRs: 46166
Number of 32-bit ASNs visible in the Routing Table: 38148
Prefixes from 32-bit ASNs in the Routing Table: 211999
Number of bogon 32-bit ASNs visible in the Routing Table: 77
Special use prefixes present in the Routing Table: 4
Prefixes being announced from unallocated address space: 495
Number of addresses announced to Internet: 3114563813
Equivalent to 185 /8s, 164 /16s and 120 /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: 350123
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 267184
Total APNIC prefixes after maximum aggregation: 77128
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 258792
Unique aggregates announced from the APNIC address blocks: 102665
APNIC Region origin ASes present in the Internet Routing Table: 14647
APNIC Prefixes per ASN: 17.67
APNIC Region origin ASes announcing only one prefix: 4450
APNIC Region transit ASes present in the Internet Routing Table: 1959
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 54
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10104
Number of APNIC addresses announced to Internet: 754229568
Equivalent to 44 /8s, 244 /16s and 161 /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: 296301
Total ARIN prefixes after maximum aggregation: 130576
ARIN Deaggregation factor: 2.27
Prefixes being announced from the ARIN address blocks: 296834
Unique aggregates announced from the ARIN address blocks: 137190
ARIN Region origin ASes present in the Internet Routing Table: 19263
ARIN Prefixes per ASN: 15.41
ARIN Region origin ASes announcing only one prefix: 7025
ARIN Region transit ASes present in the Internet Routing Table: 1889
Average ARIN Region AS path length visible: 2.9
Max ARIN Region AS path length visible: 25
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5185
Number of ARIN addresses announced to Internet: 1350334464
Equivalent to 80 /8s, 124 /16s and 120 /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: 292545
Total RIPE prefixes after maximum aggregation: 134667
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 290237
Unique aggregates announced from the RIPE address blocks: 173995
RIPE Region origin ASes present in the Internet Routing Table: 28955
RIPE Prefixes per ASN: 10.02
RIPE Region origin ASes announcing only one prefix: 12010
RIPE Region transit ASes present in the Internet Routing Table: 3853
Average RIPE Region AS path length visible: 3.1
Max RIPE Region AS path length visible: 22
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12395
Number of RIPE addresses announced to Internet: 732570917
Equivalent to 43 /8s, 170 /16s and 37 /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: 138613
Total LACNIC prefixes after maximum aggregation: 29520
LACNIC Deaggregation factor: 4.70
Prefixes being announced from the LACNIC address blocks: 135444
Unique aggregates announced from the LACNIC address blocks: 48926
LACNIC Region origin ASes present in the Internet Routing Table: 11234
LACNIC Prefixes per ASN: 12.06
LACNIC Region origin ASes announcing only one prefix: 2187
LACNIC Region transit ASes present in the Internet Routing Table: 2448
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: 9182
Number of LACNIC addresses announced to Internet: 171881600
Equivalent to 10 /8s, 62 /16s and 180 /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: 39223
Total AfriNIC prefixes after maximum aggregation: 6849
AfriNIC Deaggregation factor: 5.73
Prefixes being announced from the AfriNIC address blocks: 53186
Unique aggregates announced from the AfriNIC address blocks: 13578
AfriNIC Region origin ASes present in the Internet Routing Table: 1914
AfriNIC Prefixes per ASN: 27.79
AfriNIC Region origin ASes announcing only one prefix: 643
AfriNIC Region transit ASes present in the Internet Routing Table: 365
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: 1282
Number of AfriNIC addresses announced to Internet: 105302528
Equivalent to 6 /8s, 70 /16s and 202 /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 10374 8921 126 CHINAMOBILE-CN China Mobile Communication
7545 6216 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4981 4193 77 ERX-CERNET-BKB China Education and Resear
9498 4299 531 279 BBIL-AP BHARTI Airtel Ltd., IN
18403 4219 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3917 1332 26 VIETEL-AS-AP Viettel Group, VN
45899 3911 1890 51 VNPT-AS-VN VNPT Corp, VN
7713 3677 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2851 849 538 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2233 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 13021 39642 3956 AMAZON-02, US
174 5563 8766 962 COGENT-174, US
11492 4686 311 585 CABLEONE, US
7155 3834 286 83 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3414 3050 185 ASN-CXA-ALL-CCI-22773-RDC, US
749 3255 54879 2506 DNIC-AS-00749, US
16625 3117 1311 2251 AKAMAI-AS, US
396982 2951 3649 468 GOOGLE-CLOUD-PLATFORM, US
36352 2616 215 797 AS-COLOCROSSING, 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 9746 1294 1096 TTNET, TR
12479 7738 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4035 3396 142 AKAMAI-ASN1, NL
9009 3792 328 1975 M247, RO
12389 3082 2303 896 ROSTELECOM-AS, RU
34984 2412 363 576 TELLCOM-AS, TR
212238 2084 148 1535 CDNEXT, GB
8452 1957 1852 14 TE-AS TE-AS, EG
5384 1802 585 29 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 12221 3263 686 UNINET, MX
10620 3526 487 971 Telmex Colombia S.A., CO
13999 2516 539 364 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1600 2438 256 Claro NXT Telecomunicacoes Ltda, BR
3816 1333 784 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1195 371 22 Telefonica del Peru S.A.A., PE
28202 1132 52 9 Rede Brasileira de Comunicacao SA, BR
11664 1092 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1052 70 382 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 1703 599 30 RAYA-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
24863 1633 389 16 LINKdotNET-AS, EG
29571 1571 102 22 ORANGE-COTE-IVOIRE, CI
36992 1430 1518 287 ETISALAT-MISR, EG
20011 1295 204 345 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1006 521 42 Vodafone-, EG
37069 915 1083 15 MOBINIL, EG
3741 562 661 321 IS, ZA
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 13021 39642 3956 AMAZON-02, US
8151 12221 3263 686 UNINET, MX
9808 10374 8921 126 CHINAMOBILE-CN China Mobile Communication
47331 9746 1294 1096 TTNET, TR
12479 7738 1714 145 UNI2-AS, ES
7545 6216 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5563 8766 962 COGENT-174, US
4538 4981 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4686 311 585 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 12221 11535 UNINET, MX
9808 10374 10248 CHINAMOBILE-CN China Mobile Communications Grou
47331 9746 8650 TTNET, TR
12479 7738 7593 UNI2-AS, ES
7545 6216 5558 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4981 4904 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5563 4601 COGENT-174, US
18403 4219 4194 FPT-AS-AP FPT Telecom Company, VN
11492 4686 4101 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
212032 UNALLOCATED 5.59.105.0/24 35168 TNS-PLUS-CORE, KZ
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
23.140.216.0/24 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
23.152.48.0/24 Origin: 46167 RESERVED, ZZ
23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US
23.155.208.0/24 Origin: 396169 AS-GHCIL-01, US
23.155.208.0/24 Transit: 35985 ONERINGNET-ATL-1, 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 /10:41 /11:93 /12:303
/13:584 /14:1239 /15:2207 /16:14133 /17:8606 /18:14815
/19:25678 /20:46311 /21:55071 /22:116903 /23:111501 /24:634218
/25:587 /26:585 /27:1057 /28:69 /29:106 /30:20
/31:2 /32:828
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8827 9746 TTNET, TR
12479 6660 7738 UNI2-AS, ES
8151 6365 12221 UNINET, MX
11492 3531 4686 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3622 SHAW, CA
7155 2788 3834 VIASAT-SP-BACKBONE, US
22773 2548 3414 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2338 13021 AMAZON-02, US
30036 2207 2547 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2379 2:1553 3:613 4:25 5:4917 6:162
7:6 8:1641 9:1 10:1 11:172 12:1377
13:352 14:2549 15:354 16:279 17:363 18:918
20:482 21:4 22:188 23:7411 24:2892 25:2
27:2774 29:19 31:3309 32:55 34:84 35:210
36:2424 37:4802 38:10267 39:900 40:154 41:4742
42:1914 43:2608 44:367 45:20058 46:5037 47:292
49:1980 50:1910 51:590 52:1584 54:301 55:877
56:11 57:261 58:2288 59:1418 60:1172 61:3103
62:3025 63:1862 64:5536 65:2213 66:4731 67:3116
68:1127 69:4025 70:1089 71:626 72:2942 74:2838
75:1615 76:616 77:2826 78:4355 79:1761 80:2237
81:2213 82:3172 83:1466 84:1874 85:4392 86:1049
87:2430 88:3542 89:4499 90:778 91:8444 92:2819
93:2900 94:4133 95:5573 96:1435 97:323 98:1001
99:641 100:71 101:1421 102:4230 103:32550 104:4825
105:2230 106:996 107:2627 108:1215 109:4167 110:2274
111:3339 112:2066 113:1841 114:1985 115:2220 116:2091
117:2742 118:2906 119:2010 120:1904 121:1437 122:2893
123:2417 124:1688 125:2898 126:91 128:1619 129:1039
130:1319 131:2066 132:899 133:451 134:1534 135:377
136:1312 137:1178 138:3230 139:1627 140:1582 141:1489
142:1883 143:1772 144:1072 145:521 146:2187 147:2107
148:2656 149:2982 150:1259 151:1748 152:2126 153:574
154:8224 155:1653 156:3270 157:1926 158:1281 159:2437
160:3675 161:1914 162:3738 163:2008 164:1757 165:2247
166:1446 167:1905 168:4350 169:823 170:5536 171:1007
172:4494 173:3252 174:912 175:1297 176:3868 177:6115
178:3970 179:2764 180:2661 181:4225 182:3378 183:2030
184:2154 185:21820 186:5782 187:5066 188:4333 189:4613
190:9942 191:2052 192:11247 193:9519 194:7918 195:5690
196:3680 197:3984 198:6221 199:8468 200:8763 201:6570
202:10882 203:10776 204:4581 205:3735 206:4677 207:3588
208:4241 209:5264 210:4880 211:2644 212:4696 213:3902
214:1051 215:48 216:6681 217:3177 218:1389 219:551
220:2097 221:1073 222:845 223:2336
End of report
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