[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Mar 2 22:46:46 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Sun 02 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: 1031805
Prefixes after maximum aggregation (per Origin AS): 377439
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 475514
Total ASes present in the Internet Routing Table: 76870
Prefixes per ASN: 13.42
Origin-only ASes present in the Internet Routing Table: 66150
Origin ASes announcing only one prefix: 26310
Transit ASes present in the Internet Routing Table: 10720
Transit-only ASes present in the Internet Routing Table: 541
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: 1068
Number of instances of unregistered ASNs: 1075
Number of 32-bit ASNs allocated by the RIRs: 46224
Number of 32-bit ASNs visible in the Routing Table: 38003
Prefixes from 32-bit ASNs in the Routing Table: 211120
Number of bogon 32-bit ASNs visible in the Routing Table: 86
Special use prefixes present in the Routing Table: 8
Prefixes being announced from unallocated address space: 522
Number of addresses announced to Internet: 3116343909
Equivalent to 185 /8s, 191 /16s and 162 /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: 348165
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 267374
Total APNIC prefixes after maximum aggregation: 76961
APNIC Deaggregation factor: 3.47
Prefixes being announced from the APNIC address blocks: 258916
Unique aggregates announced from the APNIC address blocks: 102669
APNIC Region origin ASes present in the Internet Routing Table: 14611
APNIC Prefixes per ASN: 17.72
APNIC Region origin ASes announcing only one prefix: 4433
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: 34
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10066
Number of APNIC addresses announced to Internet: 755315264
Equivalent to 45 /8s, 5 /16s and 50 /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: 295111
Total ARIN prefixes after maximum aggregation: 129475
ARIN Deaggregation factor: 2.28
Prefixes being announced from the ARIN address blocks: 296066
Unique aggregates announced from the ARIN address blocks: 135908
ARIN Region origin ASes present in the Internet Routing Table: 19265
ARIN Prefixes per ASN: 15.37
ARIN Region origin ASes announcing only one prefix: 7023
ARIN Region transit ASes present in the Internet Routing Table: 1920
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: 5180
Number of ARIN addresses announced to Internet: 1348791552
Equivalent to 80 /8s, 100 /16s and 237 /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: 290385
Total RIPE prefixes after maximum aggregation: 133961
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 287668
Unique aggregates announced from the RIPE address blocks: 172460
RIPE Region origin ASes present in the Internet Routing Table: 28922
RIPE Prefixes per ASN: 9.95
RIPE Region origin ASes announcing only one prefix: 12040
RIPE Region transit ASes present in the Internet Routing Table: 3854
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: 12310
Number of RIPE addresses announced to Internet: 733109029
Equivalent to 43 /8s, 178 /16s and 91 /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: 138658
Total LACNIC prefixes after maximum aggregation: 29431
LACNIC Deaggregation factor: 4.71
Prefixes being announced from the LACNIC address blocks: 135646
Unique aggregates announced from the LACNIC address blocks: 48909
LACNIC Region origin ASes present in the Internet Routing Table: 11222
LACNIC Prefixes per ASN: 12.09
LACNIC Region origin ASes announcing only one prefix: 2161
LACNIC Region transit ASes present in the Internet Routing Table: 2471
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: 9163
Number of LACNIC addresses announced to Internet: 173936896
Equivalent to 10 /8s, 94 /16s and 17 /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: 39209
Total AfriNIC prefixes after maximum aggregation: 6944
AfriNIC Deaggregation factor: 5.65
Prefixes being announced from the AfriNIC address blocks: 52985
Unique aggregates announced from the AfriNIC address blocks: 15145
AfriNIC Region origin ASes present in the Internet Routing Table: 1924
AfriNIC Prefixes per ASN: 27.54
AfriNIC Region origin ASes announcing only one prefix: 653
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: 1284
Number of AfriNIC addresses announced to Internet: 104926976
Equivalent to 6 /8s, 65 /16s and 15 /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 10394 8921 125 CHINAMOBILE-CN China Mobile Communication
7545 6216 843 660 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5012 4194 78 ERX-CERNET-BKB China Education and Resear
18403 4327 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4243 530 278 BBIL-AP BHARTI Airtel Ltd., IN
7552 3922 1332 26 VIETEL-AS-AP Viettel Group, VN
45899 3911 1890 51 VNPT-AS-VN VNPT Corp, VN
7713 3676 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2847 855 532 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 12810 39183 3790 AMAZON-02, US
174 5291 8764 944 COGENT-174, US
11492 4704 312 566 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
6327 3623 1320 81 SHAW, CA
22773 3401 3049 181 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
16625 3098 1319 2238 AKAMAI-AS, US
396982 2935 3660 454 GOOGLE-CLOUD-PLATFORM, US
30036 2575 357 348 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 2991 2303 895 ROSTELECOM-AS, RU
34984 2413 363 573 TELLCOM-AS, TR
212238 2008 145 1483 CDNEXT, GB
8452 1958 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 697 UNINET, MX
10620 3547 492 953 Telmex Colombia S.A., CO
13999 2520 541 369 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1595 2438 259 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 777 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1166 371 22 Telefonica del Peru S.A.A., PE
28202 1132 52 9 Rede Brasileira de Comunicacao SA, BR
6503 1129 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 851 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 12810 39183 3790 AMAZON-02, US
8151 12064 3254 697 UNINET, MX
9808 10394 8921 125 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 5291 8764 944 COGENT-174, US
4538 5012 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 11367 UNINET, MX
9808 10394 10269 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 5012 4934 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5291 4347 COGENT-174, US
18403 4327 4302 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: 7018 ATT-INTERNET4, 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 /12:305
/13:588 /14:1237 /15:2209 /16:14145 /17:8597 /18:14745
/19:25638 /20:46424 /21:55168 /22:116772 /23:111140 /24:631426
/25:592 /26:590 /27:1051 /28:77 /29:106 /30:23
/31:2 /32:803
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 6219 12064 UNINET, MX
11492 3555 4704 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3418 3623 SHAW, CA
7155 3121 4175 VIASAT-SP-BACKBONE, US
22773 2536 3401 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2281 12810 AMAZON-02, US
30036 2235 2575 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 2:1536 3:576 4:25 5:4872 6:167
7:6 8:1648 9:1 10:1 11:172 12:1383
13:351 14:2551 15:351 16:277 17:359 18:919
20:464 21:4 22:188 23:7393 24:2774 25:2
27:2778 29:19 31:3257 32:53 34:82 35:207
36:2434 37:4746 38:10123 39:899 40:153 41:4770
42:1982 43:2584 44:351 45:19967 46:5079 47:294
49:1997 50:1899 51:589 52:1600 54:301 55:916
56:9 57:252 58:2321 59:1291 60:1167 61:3101
62:3022 63:1853 64:5561 65:2202 66:4731 67:3105
68:1139 69:4006 70:1124 71:622 72:2957 74:2813
75:1654 76:617 77:2794 78:4230 79:1743 80:2239
81:2187 82:2761 83:1439 84:1826 85:4267 86:1038
87:2435 88:3430 89:4476 90:778 91:8442 92:2821
93:2919 94:3991 95:5461 96:1347 97:327 98:976
99:740 100:73 101:1402 102:4298 103:32701 104:4829
105:2234 106:998 107:2611 108:1220 109:4155 110:2273
111:3336 112:2072 113:1816 114:1958 115:2213 116:2101
117:2762 118:2895 119:2014 120:1910 121:1438 122:2903
123:2334 124:1684 125:2914 126:94 128:1613 129:1038
130:1317 131:2012 132:913 133:450 134:1535 135:375
136:1315 137:1174 138:3249 139:1633 140:1567 141:1477
142:1875 143:1738 144:1066 145:478 146:2164 147:2076
148:2604 149:2959 150:1251 151:1710 152:2133 153:574
154:8138 155:1623 156:3385 157:1932 158:1271 159:2445
160:3671 161:1976 162:3718 163:1879 164:1762 165:2215
166:1368 167:1910 168:4362 169:821 170:5523 171:1007
172:4455 173:3263 174:916 175:1288 176:3765 177:6119
178:3936 179:2722 180:2655 181:4184 182:3383 183:2071
184:2314 185:21752 186:5719 187:4964 188:4344 189:4587
190:9944 191:2058 192:11230 193:9465 194:7867 195:5655
196:3610 197:4001 198:6244 199:8400 200:8723 201:6562
202:10925 203:10763 204:4591 205:3712 206:4705 207:3586
208:4226 209:5282 210:4881 211:2632 212:4609 213:3878
214:1060 215:42 216:6669 217:3185 218:1395 219:554
220:2105 221:1060 222:849 223:2335
End of report
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