[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Jun 23 22:45:26 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Mon 23 Jun, 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: 1038826
Prefixes after maximum aggregation (per Origin AS): 384352
Deaggregation factor: 2.70
Unique aggregates announced (without unneeded subnets): 483076
Total ASes present in the Internet Routing Table: 77007
Prefixes per ASN: 13.49
Origin-only ASes present in the Internet Routing Table: 66287
Origin ASes announcing only one prefix: 26298
Transit ASes present in the Internet Routing Table: 10720
Transit-only ASes present in the Internet Routing Table: 535
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: 52
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 1242
Number of instances of unregistered ASNs: 1285
Number of 32-bit ASNs allocated by the RIRs: 46701
Number of 32-bit ASNs visible in the Routing Table: 38438
Prefixes from 32-bit ASNs in the Routing Table: 216291
Number of bogon 32-bit ASNs visible in the Routing Table: 162
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 452
Number of addresses announced to Internet: 3107610311
Equivalent to 185 /8s, 58 /16s and 94 /24s
Percentage of available address space announced: 83.9
Percentage of allocated address space announced: 83.9
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: 351324
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 268001
Total APNIC prefixes after maximum aggregation: 77909
APNIC Deaggregation factor: 3.44
Prefixes being announced from the APNIC address blocks: 259242
Unique aggregates announced from the APNIC address blocks: 104671
APNIC Region origin ASes present in the Internet Routing Table: 14672
APNIC Prefixes per ASN: 17.67
APNIC Region origin ASes announcing only one prefix: 4452
APNIC Region transit ASes present in the Internet Routing Table: 1936
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: 10174
Number of APNIC addresses announced to Internet: 749777985
Equivalent to 44 /8s, 176 /16s and 180 /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: 298086
Total ARIN prefixes after maximum aggregation: 132843
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 299612
Unique aggregates announced from the ARIN address blocks: 139482
ARIN Region origin ASes present in the Internet Routing Table: 19247
ARIN Prefixes per ASN: 15.57
ARIN Region origin ASes announcing only one prefix: 7008
ARIN Region transit ASes present in the Internet Routing Table: 1908
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: 5238
Number of ARIN addresses announced to Internet: 1349799424
Equivalent to 80 /8s, 116 /16s and 78 /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: 292201
Total RIPE prefixes after maximum aggregation: 136219
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 290601
Unique aggregates announced from the RIPE address blocks: 176031
RIPE Region origin ASes present in the Internet Routing Table: 28957
RIPE Prefixes per ASN: 10.04
RIPE Region origin ASes announcing only one prefix: 12016
RIPE Region transit ASes present in the Internet Routing Table: 3863
Average RIPE Region AS path length visible: 3.0
Max RIPE Region AS path length visible: 31
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12504
Number of RIPE addresses announced to Internet: 731339110
Equivalent to 43 /8s, 151 /16s and 89 /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: 139484
Total LACNIC prefixes after maximum aggregation: 29774
LACNIC Deaggregation factor: 4.68
Prefixes being announced from the LACNIC address blocks: 136096
Unique aggregates announced from the LACNIC address blocks: 48860
LACNIC Region origin ASes present in the Internet Routing Table: 11279
LACNIC Prefixes per ASN: 12.07
LACNIC Region origin ASes announcing only one prefix: 2175
LACNIC Region transit ASes present in the Internet Routing Table: 2480
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: 9226
Number of LACNIC addresses announced to Internet: 171367456
Equivalent to 10 /8s, 54 /16s and 220 /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: 39812
Total AfriNIC prefixes after maximum aggregation: 6827
AfriNIC Deaggregation factor: 5.83
Prefixes being announced from the AfriNIC address blocks: 52822
Unique aggregates announced from the AfriNIC address blocks: 13628
AfriNIC Region origin ASes present in the Internet Routing Table: 1931
AfriNIC Prefixes per ASN: 27.35
AfriNIC Region origin ASes announcing only one prefix: 647
AfriNIC Region transit ASes present in the Internet Routing Table: 369
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: 1296
Number of AfriNIC addresses announced to Internet: 105122304
Equivalent to 6 /8s, 68 /16s and 10 /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 11301 8759 106 CHINAMOBILE-CN China Mobile Communication
7545 6183 846 650 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4961 4194 78 ERX-CERNET-BKB China Education and Resear
9498 4436 535 311 BBIL-AP BHARTI Airtel Ltd., IN
18403 4412 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3921 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3717 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3303 1869 103 VNPT-AS-VN VNPT Corp, VN
24560 2894 857 535 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2209 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 13614 40954 5216 AMAZON-02, US
174 5448 8743 865 COGENT-174, US
11492 4780 317 603 CABLEONE, US
7155 3857 286 85 VIASAT-SP-BACKBONE, US
6327 3636 1320 81 SHAW, CA
22773 3349 3032 166 ASN-CXA-ALL-CCI-22773-RDC, US
749 3227 54767 2478 DNIC-AS-00749, US
396982 3193 3854 429 GOOGLE-CLOUD-PLATFORM, US
16625 3131 1314 2262 AKAMAI-AS, US
36352 2821 230 853 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 9759 1297 1052 TTNET, TR
12479 7673 1713 148 UNI2-AS, ES
39891 4780 291 66 ALJAWWALSTC-AS, SA
20940 4076 3396 140 AKAMAI-ASN1, NL
9009 3946 361 2092 M247, RO
12389 3120 2305 887 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2452 364 570 TELLCOM-AS, TR
212238 2316 169 1698 CDNEXT, GB
8452 1936 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
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 12277 3256 575 UNINET, MX
10620 3505 481 1017 Telmex Colombia S.A., CO
13999 2536 537 354 Mega Cable, S.A. de C.V., MX
11830 1988 369 64 Instituto Costarricense de Electricidad y
28573 1614 2436 266 Claro NXT Telecomunicacoes Ltda, BR
3816 1340 787 207 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1197 371 22 Telefonica del Peru S.A.A., PE
11664 1117 278 33 Techtel LMDS Comunicaciones Interactivas
28202 1100 52 9 MASTER SA, BR
22884 1082 72 363 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 1821 644 27 RAYA-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
24863 1623 389 16 LINKdotNET-AS, EG
29571 1607 102 33 ORANGE-COTE-IVOIRE, CI
36992 1434 1519 280 ETISALAT-MISR, EG
20011 1297 205 346 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
37069 1107 1100 18 MOBINIL, EG
36935 1078 523 46 Vodafone-, EG
36914 573 82 3 KENET-AS, KE
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 13614 40954 5216 AMAZON-02, US
8151 12277 3256 575 UNINET, MX
9808 11301 8759 106 CHINAMOBILE-CN China Mobile Communication
47331 9759 1297 1052 TTNET, TR
12479 7673 1713 148 UNI2-AS, ES
7545 6183 846 650 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5448 8743 865 COGENT-174, US
4538 4961 4194 78 ERX-CERNET-BKB China Education and Resear
11492 4780 317 603 CABLEONE, US
39891 4780 291 66 ALJAWWALSTC-AS, SA
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 12277 11702 UNINET, MX
9808 11301 11195 CHINAMOBILE-CN China Mobile Communications Grou
47331 9759 8707 TTNET, TR
12479 7673 7525 UNI2-AS, ES
7545 6183 5533 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4961 4883 ERX-CERNET-BKB China Education and Research Net
39891 4780 4714 ALJAWWALSTC-AS, SA
174 5448 4583 COGENT-174, US
18403 4412 4387 FPT-AS-AP FPT Telecom Company, VN
11492 4780 4177 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
22542 UNALLOCATED 8.7.205.0/24 3356 LEVEL3, US
33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US
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
46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US
395195 UNALLOCATED 8.38.115.0/24 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
100.64.3.0/24 52091 LEVEL-MSK-AS Level-MSK Ltd., RU
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
23.147.240.0/24 Origin: 32302 RESERVED, ZZ
23.147.240.0/24 Transit: 32787 PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE
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 /9:14 /10:41 /11:92 /12:300
/13:584 /14:1219 /15:2185 /16:13950 /17:8441 /18:14030
/19:25328 /20:46167 /21:54548 /22:115889 /23:111190 /24:641740
/25:401 /26:583 /27:1040 /28:69 /29:106 /30:17
/31:3 /32:872
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8838 9759 TTNET, TR
12479 6595 7673 UNI2-AS, ES
8151 6468 12277 UNINET, MX
11492 3576 4780 CABLEONE, US
39891 3489 4780 ALJAWWALSTC-AS, SA
6327 3431 3636 SHAW, CA
7155 2816 3857 VIASAT-SP-BACKBONE, US
22773 2501 3349 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2345 13614 AMAZON-02, US
30036 2256 2597 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2427 2:1523 3:821 4:25 5:5100 6:162
7:6 8:1639 9:1 11:172 12:1346 13:449
14:2572 15:366 16:285 17:379 18:919 20:562
21:4 22:188 23:7701 24:2971 25:2 27:2831
29:19 31:3344 32:46 33:1 34:84 35:260
36:3170 37:4690 38:10687 39:909 40:189 41:4808
42:1967 43:2665 44:383 45:20173 46:5164 47:323
49:1981 50:1897 51:591 52:1593 54:323 55:1103
56:11 57:280 58:2314 59:1413 60:1171 61:3046
62:3032 63:1820 64:5561 65:2200 66:4757 67:3138
68:1150 69:4024 70:1089 71:633 72:2968 74:2836
75:1527 76:611 77:2839 78:4333 79:1703 80:2243
81:2238 82:3247 83:1494 84:1894 85:4410 86:1091
87:2412 88:3574 89:4593 90:772 91:8521 92:2746
93:2941 94:4128 95:5644 96:1491 97:315 98:986
99:685 100:72 101:1444 102:4446 103:32616 104:5187
105:2243 106:982 107:2668 108:1267 109:4150 110:2249
111:3355 112:2149 113:1876 114:2012 115:2268 116:2126
117:2536 118:2940 119:1974 120:2099 121:1447 122:2819
123:2511 124:1709 125:2926 126:91 128:1643 129:994
130:1337 131:2207 132:895 133:451 134:1559 135:395
136:1357 137:1188 138:3182 139:1587 140:1625 141:1507
142:1960 143:2019 144:1177 145:552 146:2211 147:2123
148:2703 149:3002 150:1274 151:2085 152:2108 153:590
154:7759 155:1768 156:2910 157:1946 158:1329 159:2504
160:3706 161:1911 162:3894 163:2233 164:1915 165:2076
166:1505 167:2017 168:4293 169:813 170:5566 171:1013
172:4492 173:3371 174:922 175:1323 176:3849 177:6172
178:3962 179:2770 180:2705 181:4311 182:3462 183:2181
184:2136 185:21739 186:5945 187:5212 188:4387 189:4720
190:9989 191:2076 192:11364 193:9536 194:7916 195:5714
196:3689 197:3950 198:6246 199:8577 200:8790 201:6642
202:10773 203:10816 204:4618 205:3691 206:4561 207:3617
208:4305 209:5267 210:4973 211:2648 212:4800 213:3901
214:1026 215:48 216:6852 217:3275 218:1419 219:571
220:2142 221:1148 222:857 223:2531
End of report
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