[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Jun 15 22:45:25 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Sun 15 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: 1034379
Prefixes after maximum aggregation (per Origin AS): 384222
Deaggregation factor: 2.69
Unique aggregates announced (without unneeded subnets): 482830
Total ASes present in the Internet Routing Table: 77068
Prefixes per ASN: 13.42
Origin-only ASes present in the Internet Routing Table: 66316
Origin ASes announcing only one prefix: 26396
Transit ASes present in the Internet Routing Table: 10752
Transit-only ASes present in the Internet Routing Table: 551
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: 1270
Number of instances of unregistered ASNs: 1308
Number of 32-bit ASNs allocated by the RIRs: 46661
Number of 32-bit ASNs visible in the Routing Table: 38438
Prefixes from 32-bit ASNs in the Routing Table: 213016
Number of bogon 32-bit ASNs visible in the Routing Table: 154
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 445
Number of addresses announced to Internet: 3111463941
Equivalent to 185 /8s, 117 /16s and 44 /24s
Percentage of available address space announced: 84.0
Percentage of allocated address space announced: 84.0
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: 349339
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 267174
Total APNIC prefixes after maximum aggregation: 77765
APNIC Deaggregation factor: 3.44
Prefixes being announced from the APNIC address blocks: 258587
Unique aggregates announced from the APNIC address blocks: 104603
APNIC Region origin ASes present in the Internet Routing Table: 14662
APNIC Prefixes per ASN: 17.64
APNIC Region origin ASes announcing only one prefix: 4444
APNIC Region transit ASes present in the Internet Routing Table: 1934
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 37
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10166
Number of APNIC addresses announced to Internet: 749852480
Equivalent to 44 /8s, 177 /16s and 215 /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: 298091
Total ARIN prefixes after maximum aggregation: 132916
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 299413
Unique aggregates announced from the ARIN address blocks: 139384
ARIN Region origin ASes present in the Internet Routing Table: 19240
ARIN Prefixes per ASN: 15.56
ARIN Region origin ASes announcing only one prefix: 6998
ARIN Region transit ASes present in the Internet Routing Table: 1916
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: 5228
Number of ARIN addresses announced to Internet: 1352924672
Equivalent to 80 /8s, 163 /16s and 254 /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: 292466
Total RIPE prefixes after maximum aggregation: 136133
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 290822
Unique aggregates announced from the RIPE address blocks: 176012
RIPE Region origin ASes present in the Internet Routing Table: 29012
RIPE Prefixes per ASN: 10.02
RIPE Region origin ASes announcing only one prefix: 12039
RIPE Region transit ASes present in the Internet Routing Table: 3879
Average RIPE Region AS path length visible: 3.0
Max RIPE Region AS path length visible: 26
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12521
Number of RIPE addresses announced to Internet: 731516517
Equivalent to 43 /8s, 154 /16s and 14 /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: 135743
Total LACNIC prefixes after maximum aggregation: 29780
LACNIC Deaggregation factor: 4.56
Prefixes being announced from the LACNIC address blocks: 132325
Unique aggregates announced from the LACNIC address blocks: 48885
LACNIC Region origin ASes present in the Internet Routing Table: 11273
LACNIC Prefixes per ASN: 11.74
LACNIC Region origin ASes announcing only one prefix: 2261
LACNIC Region transit ASes present in the Internet Routing Table: 2493
Average LACNIC Region AS path length visible: 3.4
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: 171874400
Equivalent to 10 /8s, 62 /16s and 152 /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: 39635
Total AfriNIC prefixes after maximum aggregation: 6834
AfriNIC Deaggregation factor: 5.80
Prefixes being announced from the AfriNIC address blocks: 52786
Unique aggregates announced from the AfriNIC address blocks: 13550
AfriNIC Region origin ASes present in the Internet Routing Table: 1931
AfriNIC Prefixes per ASN: 27.34
AfriNIC Region origin ASes announcing only one prefix: 654
AfriNIC Region transit ASes present in the Internet Routing Table: 365
Average AfriNIC Region AS path length visible: 3.4
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1297
Number of AfriNIC addresses announced to Internet: 105089536
Equivalent to 6 /8s, 67 /16s and 138 /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 11137 8758 101 CHINAMOBILE-CN China Mobile Communication
7545 6173 847 650 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4928 4194 78 ERX-CERNET-BKB China Education and Resear
18403 4460 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4415 534 306 BBIL-AP BHARTI Airtel Ltd., IN
7552 3922 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3716 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3298 1869 103 VNPT-AS-VN VNPT Corp, VN
24560 2890 856 533 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 13698 40941 5250 AMAZON-02, US
174 5466 8745 883 COGENT-174, US
11492 4762 316 595 CABLEONE, US
7155 3862 286 85 VIASAT-SP-BACKBONE, US
6327 3636 1320 81 SHAW, CA
22773 3347 3033 169 ASN-CXA-ALL-CCI-22773-RDC, US
749 3230 54783 2481 DNIC-AS-00749, US
396982 3186 3854 426 GOOGLE-CLOUD-PLATFORM, US
16625 3142 1313 2260 AKAMAI-AS, US
36352 2816 230 856 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 9755 1296 1073 TTNET, TR
12479 7697 1713 148 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4081 3396 140 AKAMAI-ASN1, NL
9009 3938 361 2082 M247, RO
12389 3120 2305 888 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2451 364 572 TELLCOM-AS, TR
212238 2248 165 1637 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 12252 3254 579 UNINET, MX
10620 3502 481 1019 Telmex Colombia S.A., CO
13999 2491 541 357 Mega Cable, S.A. de C.V., MX
11830 1991 369 64 Instituto Costarricense de Electricidad y
28573 1407 2436 266 Claro NXT Telecomunicacoes Ltda, BR
3816 1340 787 207 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1201 371 22 Telefonica del Peru S.A.A., PE
11664 1111 278 33 Techtel LMDS Comunicaciones Interactivas
28202 1100 52 9 MASTER SA, BR
22884 1064 71 378 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 1820 644 27 RAYA-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
24863 1633 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 1052 520 43 Vodafone-, EG
3741 563 661 320 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 13698 40941 5250 AMAZON-02, US
8151 12252 3254 579 UNINET, MX
9808 11137 8758 101 CHINAMOBILE-CN China Mobile Communication
47331 9755 1296 1073 TTNET, TR
12479 7697 1713 148 UNI2-AS, ES
7545 6173 847 650 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5466 8745 883 COGENT-174, US
4538 4928 4194 78 ERX-CERNET-BKB China Education and Resear
39891 4798 293 63 ALJAWWALSTC-AS, SA
11492 4762 316 595 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 12252 11673 UNINET, MX
9808 11137 11036 CHINAMOBILE-CN China Mobile Communications Grou
47331 9755 8682 TTNET, TR
12479 7697 7549 UNI2-AS, ES
7545 6173 5523 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4928 4850 ERX-CERNET-BKB China Education and Research Net
39891 4798 4735 ALJAWWALSTC-AS, SA
174 5466 4583 COGENT-174, US
18403 4460 4435 FPT-AS-AP FPT Telecom Company, VN
11492 4762 4167 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
394804 UNALLOCATED 8.33.225.0/24 3356 LEVEL3, US
54338 UNALLOCATED 8.33.241.0/24 3356 LEVEL3, US
46639 UNALLOCATED 8.38.73.0/24 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
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 /14:1230 /15:2195 /16:14010 /17:8446 /18:14198
/19:25153 /20:46139 /21:54522 /22:115763 /23:110166 /24:638366
/25:405 /26:582 /27:1041 /28:68 /29:104 /30:17
/31:3 /32:923
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8834 9755 TTNET, TR
12479 6617 7697 UNI2-AS, ES
8151 6447 12252 UNINET, MX
11492 3559 4762 CABLEONE, US
39891 3489 4798 ALJAWWALSTC-AS, SA
6327 3431 3636 SHAW, CA
7155 2821 3862 VIASAT-SP-BACKBONE, US
22773 2497 3347 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2368 13698 AMAZON-02, US
30036 2247 2588 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2406 2:1526 3:819 4:25 5:5095 6:162
7:6 8:1645 9:1 11:172 12:1350 13:456
14:2565 15:362 16:285 17:379 18:922 20:556
21:4 22:188 23:7685 24:2974 25:2 27:2824
29:19 31:3374 32:51 33:1 34:84 35:259
36:3102 37:4679 38:10603 39:911 40:167 41:4777
42:2009 43:2656 44:387 45:19597 46:5194 47:321
49:1991 50:1903 51:591 52:1604 54:329 55:1090
56:11 57:278 58:2310 59:1433 60:1171 61:3051
62:3069 63:1824 64:5514 65:2203 66:4752 67:3125
68:1152 69:4028 70:1092 71:634 72:2956 74:2833
75:1523 76:620 77:2818 78:4357 79:1742 80:2258
81:2250 82:3232 83:1477 84:1897 85:4435 86:1089
87:2423 88:3562 89:4579 90:773 91:8531 92:2751
93:2938 94:4108 95:5621 96:1481 97:315 98:984
99:696 100:73 101:1462 102:4364 103:32550 104:5169
105:2238 106:1035 107:2684 108:1260 109:4154 110:2240
111:3344 112:2153 113:1843 114:2011 115:2245 116:2127
117:2536 118:2901 119:1977 120:2037 121:1449 122:2807
123:2495 124:1707 125:2919 126:91 128:1634 129:994
130:1346 131:2118 132:886 133:449 134:1539 135:392
136:1355 137:1187 138:3052 139:1592 140:1613 141:1513
142:1945 143:1906 144:1181 145:551 146:2209 147:2112
148:2709 149:2957 150:1263 151:1978 152:2119 153:577
154:7713 155:1761 156:3058 157:1947 158:1333 159:2499
160:3710 161:1909 162:3881 163:2229 164:1910 165:2023
166:1494 167:1994 168:4249 169:826 170:5400 171:1025
172:4498 173:3356 174:921 175:1306 176:3848 177:5696
178:3919 179:2611 180:2704 181:4300 182:3441 183:2164
184:2131 185:21893 186:5749 187:4961 188:4393 189:4580
190:10001 191:1982 192:11348 193:9553 194:7926 195:5730
196:3693 197:3944 198:6254 199:8571 200:8744 201:6537
202:10744 203:10779 204:4605 205:3692 206:4539 207:3642
208:4290 209:5240 210:4926 211:2638 212:4795 213:3895
214:1026 215:48 216:6847 217:3251 218:1418 219:565
220:2142 221:1141 222:857 223:2519
End of report
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