[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sat Jun 14 22:45:25 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Sat 14 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: 1034469
Prefixes after maximum aggregation (per Origin AS): 384317
Deaggregation factor: 2.69
Unique aggregates announced (without unneeded subnets): 482692
Total ASes present in the Internet Routing Table: 77059
Prefixes per ASN: 13.42
Origin-only ASes present in the Internet Routing Table: 66303
Origin ASes announcing only one prefix: 26386
Transit ASes present in the Internet Routing Table: 10756
Transit-only ASes present in the Internet Routing Table: 546
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: 1272
Number of instances of unregistered ASNs: 1310
Number of 32-bit ASNs allocated by the RIRs: 46645
Number of 32-bit ASNs visible in the Routing Table: 38433
Prefixes from 32-bit ASNs in the Routing Table: 213065
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: 3111520517
Equivalent to 185 /8s, 118 /16s and 9 /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: 349427
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 267192
Total APNIC prefixes after maximum aggregation: 77777
APNIC Deaggregation factor: 3.44
Prefixes being announced from the APNIC address blocks: 258601
Unique aggregates announced from the APNIC address blocks: 104495
APNIC Region origin ASes present in the Internet Routing Table: 14651
APNIC Prefixes per ASN: 17.65
APNIC Region origin ASes announcing only one prefix: 4438
APNIC Region transit ASes present in the Internet Routing Table: 1939
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: 10158
Number of APNIC addresses announced to Internet: 749847616
Equivalent to 44 /8s, 177 /16s and 196 /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: 298348
Total ARIN prefixes after maximum aggregation: 132963
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 299647
Unique aggregates announced from the ARIN address blocks: 139363
ARIN Region origin ASes present in the Internet Routing Table: 19245
ARIN Prefixes per ASN: 15.57
ARIN Region origin ASes announcing only one prefix: 7001
ARIN Region transit ASes present in the Internet Routing Table: 1915
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: 5232
Number of ARIN addresses announced to Internet: 1352967424
Equivalent to 80 /8s, 164 /16s and 165 /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: 292393
Total RIPE prefixes after maximum aggregation: 136143
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 290852
Unique aggregates announced from the RIPE address blocks: 176009
RIPE Region origin ASes present in the Internet Routing Table: 29011
RIPE Prefixes per ASN: 10.03
RIPE Region origin ASes announcing only one prefix: 12034
RIPE Region transit ASes present in the Internet Routing Table: 3873
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: 12520
Number of RIPE addresses announced to Internet: 731505765
Equivalent to 43 /8s, 153 /16s and 228 /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: 135690
Total LACNIC prefixes after maximum aggregation: 29811
LACNIC Deaggregation factor: 4.55
Prefixes being announced from the LACNIC address blocks: 132259
Unique aggregates announced from the LACNIC address blocks: 48880
LACNIC Region origin ASes present in the Internet Routing Table: 11274
LACNIC Prefixes per ASN: 11.73
LACNIC Region origin ASes announcing only one prefix: 2257
LACNIC Region transit ASes present in the Internet Routing Table: 2497
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: 9225
Number of LACNIC addresses announced to Internet: 171897440
Equivalent to 10 /8s, 62 /16s and 242 /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: 39574
Total AfriNIC prefixes after maximum aggregation: 6827
AfriNIC Deaggregation factor: 5.80
Prefixes being announced from the AfriNIC address blocks: 52664
Unique aggregates announced from the AfriNIC address blocks: 13549
AfriNIC Region origin ASes present in the Internet Routing Table: 1933
AfriNIC Prefixes per ASN: 27.24
AfriNIC Region origin ASes announcing only one prefix: 656
AfriNIC Region transit ASes present in the Internet Routing Table: 368
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: 1298
Number of AfriNIC addresses announced to Internet: 105095936
Equivalent to 6 /8s, 67 /16s and 163 /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 4470 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4411 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 13693 40938 5235 AMAZON-02, US
174 5465 8745 884 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 170 ASN-CXA-ALL-CCI-22773-RDC, US
749 3230 54783 2481 DNIC-AS-00749, US
396982 3186 3854 426 GOOGLE-CLOUD-PLATFORM, US
16625 3143 1313 2257 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 4084 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 2241 164 1632 CDNEXT, GB
8452 1932 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 3501 481 1018 Telmex Colombia S.A., CO
13999 2492 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 1296 205 346 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
37069 1107 1100 18 MOBINIL, EG
36935 1068 523 46 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 13693 40938 5235 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 5465 8745 884 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 5465 4581 COGENT-174, US
18403 4470 4445 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 /16:14011 /17:8447 /18:14194
/19:25157 /20:46139 /21:54508 /22:115803 /23:110177 /24:638424
/25:405 /26:582 /27:1040 /28:68 /29:104 /30:17
/31:3 /32:917
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 2496 3347 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2372 13693 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)
----------------------------------------------
1:2409 2:1524 3:821 4:25 5:5093 6:162
7:6 8:1645 9:1 11:172 12:1350 13:456
14:2567 15:362 16:285 17:377 18:920 20:556
21:4 22:188 23:7690 24:2983 25:2 27:2831
29:19 31:3375 32:51 33:1 34:84 35:261
36:3105 37:4681 38:10608 39:910 40:167 41:4732
42:2013 43:2656 44:387 45:19605 46:5195 47:326
49:1992 50:1909 51:591 52:1601 54:328 55:1090
56:11 57:277 58:2312 59:1432 60:1171 61:3050
62:3070 63:1824 64:5517 65:2208 66:4764 67:3124
68:1156 69:4031 70:1093 71:647 72:2969 74:2833
75:1526 76:620 77:2821 78:4357 79:1745 80:2257
81:2238 82:3232 83:1478 84:1897 85:4434 86:1088
87:2424 88:3561 89:4588 90:773 91:8528 92:2748
93:2938 94:4111 95:5624 96:1482 97:316 98:984
99:696 100:73 101:1464 102:4370 103:32573 104:5165
105:2243 106:1036 107:2684 108:1262 109:4156 110:2242
111:3343 112:2147 113:1838 114:2011 115:2244 116:2125
117:2535 118:2906 119:1979 120:2036 121:1448 122:2807
123:2500 124:1706 125:2919 126:91 128:1636 129:994
130:1338 131:2121 132:885 133:449 134:1538 135:392
136:1359 137:1188 138:3054 139:1593 140:1613 141:1518
142:1946 143:1900 144:1181 145:551 146:2207 147:2113
148:2715 149:2959 150:1261 151:1980 152:2119 153:577
154:7719 155:1762 156:3061 157:1944 158:1334 159:2497
160:3710 161:1913 162:3882 163:2230 164:1910 165:2023
166:1494 167:1994 168:4250 169:825 170:5398 171:1025
172:4500 173:3357 174:922 175:1306 176:3849 177:5723
178:3923 179:2611 180:2706 181:4284 182:3442 183:2165
184:2131 185:21898 186:5748 187:4944 188:4393 189:4577
190:9979 191:1979 192:11350 193:9554 194:7930 195:5731
196:3605 197:3943 198:6256 199:8574 200:8713 201:6540
202:10755 203:10781 204:4604 205:3684 206:4549 207:3652
208:4290 209:5251 210:4925 211:2638 212:4796 213:3897
214:1029 215:48 216:6860 217:3251 218:1418 219:565
220:2145 221:1142 222:857 223:2522
End of report
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