[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 1 22:44:58 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Sun 01 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: 1037519
Prefixes after maximum aggregation (per Origin AS): 383664
Deaggregation factor: 2.70
Unique aggregates announced (without unneeded subnets): 483412
Total ASes present in the Internet Routing Table: 77030
Prefixes per ASN: 13.47
Origin-only ASes present in the Internet Routing Table: 66294
Origin ASes announcing only one prefix: 26356
Transit ASes present in the Internet Routing Table: 10736
Transit-only ASes present in the Internet Routing Table: 543
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: 1155
Number of instances of unregistered ASNs: 1167
Number of 32-bit ASNs allocated by the RIRs: 46553
Number of 32-bit ASNs visible in the Routing Table: 38368
Prefixes from 32-bit ASNs in the Routing Table: 215297
Number of bogon 32-bit ASNs visible in the Routing Table: 91
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 453
Number of addresses announced to Internet: 3112062757
Equivalent to 185 /8s, 126 /16s and 79 /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: 350540
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 266836
Total APNIC prefixes after maximum aggregation: 77837
APNIC Deaggregation factor: 3.43
Prefixes being announced from the APNIC address blocks: 257806
Unique aggregates announced from the APNIC address blocks: 104556
APNIC Region origin ASes present in the Internet Routing Table: 14647
APNIC Prefixes per ASN: 17.60
APNIC Region origin ASes announcing only one prefix: 4452
APNIC Region transit ASes present in the Internet Routing Table: 1929
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 35
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10148
Number of APNIC addresses announced to Internet: 749794112
Equivalent to 44 /8s, 176 /16s and 243 /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: 298000
Total ARIN prefixes after maximum aggregation: 132665
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 299004
Unique aggregates announced from the ARIN address blocks: 139429
ARIN Region origin ASes present in the Internet Routing Table: 19257
ARIN Prefixes per ASN: 15.53
ARIN Region origin ASes announcing only one prefix: 7033
ARIN Region transit ASes present in the Internet Routing Table: 1901
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: 5230
Number of ARIN addresses announced to Internet: 1352927744
Equivalent to 80 /8s, 164 /16s and 10 /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: 291766
Total RIPE prefixes after maximum aggregation: 135831
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 289837
Unique aggregates announced from the RIPE address blocks: 175451
RIPE Region origin ASes present in the Internet Routing Table: 29006
RIPE Prefixes per ASN: 9.99
RIPE Region origin ASes announcing only one prefix: 12041
RIPE Region transit ASes present in the Internet Routing Table: 3885
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: 12482
Number of RIPE addresses announced to Internet: 731796581
Equivalent to 43 /8s, 158 /16s and 84 /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: 140163
Total LACNIC prefixes after maximum aggregation: 29843
LACNIC Deaggregation factor: 4.70
Prefixes being announced from the LACNIC address blocks: 135955
Unique aggregates announced from the LACNIC address blocks: 49091
LACNIC Region origin ASes present in the Internet Routing Table: 11273
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: 2485
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: 172071552
Equivalent to 10 /8s, 65 /16s and 154 /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: 39599
Total AfriNIC prefixes after maximum aggregation: 6815
AfriNIC Deaggregation factor: 5.81
Prefixes being announced from the AfriNIC address blocks: 54463
Unique aggregates announced from the AfriNIC address blocks: 14480
AfriNIC Region origin ASes present in the Internet Routing Table: 1916
AfriNIC Prefixes per ASN: 28.43
AfriNIC Region origin ASes announcing only one prefix: 643
AfriNIC Region transit ASes present in the Internet Routing Table: 366
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: 105271552
Equivalent to 6 /8s, 70 /16s and 81 /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 11122 8756 98 CHINAMOBILE-CN China Mobile Communication
7545 6178 844 650 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4870 4194 78 ERX-CERNET-BKB China Education and Resear
18403 4417 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4396 534 304 BBIL-AP BHARTI Airtel Ltd., IN
7552 3924 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3716 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3296 1869 103 VNPT-AS-VN VNPT Corp, VN
24560 2882 854 530 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2208 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 13601 40828 5193 AMAZON-02, US
174 5334 8747 896 COGENT-174, US
11492 4735 314 586 CABLEONE, US
7155 3864 286 85 VIASAT-SP-BACKBONE, US
6327 3631 1320 81 SHAW, CA
22773 3361 3049 171 ASN-CXA-ALL-CCI-22773-RDC, US
749 3231 54784 2482 DNIC-AS-00749, US
396982 3176 3853 421 GOOGLE-CLOUD-PLATFORM, US
16625 3150 1315 2268 AKAMAI-AS, US
36352 2816 230 852 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 9752 1296 1077 TTNET, TR
12479 7720 1714 148 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4085 3396 140 AKAMAI-ASN1, NL
9009 3906 356 2075 M247, RO
12389 3081 2306 890 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2440 363 573 TELLCOM-AS, TR
212238 2225 161 1638 CDNEXT, GB
8452 1925 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 12474 3273 680 UNINET, MX
10620 3499 480 1017 Telmex Colombia S.A., CO
13999 2513 540 362 Mega Cable, S.A. de C.V., MX
11830 1991 369 64 Instituto Costarricense de Electricidad y
28573 1604 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1338 785 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1197 371 22 Telefonica del Peru S.A.A., PE
28202 1113 52 9 MASTER SA, BR
11664 1097 278 33 Techtel LMDS Comunicaciones Interactivas
262287 1074 83 232 Latitude.sh LTDA, BR
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 1780 644 27 RAYA-AS, EG
24863 1651 389 16 LINKdotNET-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
29571 1611 102 33 ORANGE-COTE-IVOIRE, CI
36992 1434 1519 280 ETISALAT-MISR, EG
20011 1297 205 347 INTERNET-SOLUTIONS, ZA
36903 1250 554 97 MT-MPLS, MA
37069 1107 1100 18 MOBINIL, EG
36935 1040 520 43 Vodafone-, EG
3741 560 661 319 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 13601 40828 5193 AMAZON-02, US
8151 12474 3273 680 UNINET, MX
9808 11122 8756 98 CHINAMOBILE-CN China Mobile Communication
47331 9752 1296 1077 TTNET, TR
12479 7720 1714 148 UNI2-AS, ES
7545 6178 844 650 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5334 8747 896 COGENT-174, US
4538 4870 4194 78 ERX-CERNET-BKB China Education and Resear
39891 4798 293 63 ALJAWWALSTC-AS, SA
11492 4735 314 586 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 12474 11794 UNINET, MX
9808 11122 11024 CHINAMOBILE-CN China Mobile Communications Grou
47331 9752 8675 TTNET, TR
12479 7720 7572 UNI2-AS, ES
7545 6178 5528 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4870 4792 ERX-CERNET-BKB China Education and Research Net
39891 4798 4735 ALJAWWALSTC-AS, SA
174 5334 4438 COGENT-174, US
18403 4417 4392 FPT-AS-AP FPT Telecom Company, VN
11492 4735 4149 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
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
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
23.152.48.0/24 Origin: 46167 RESERVED, ZZ
23.152.48.0/24 Transit: 7018 ATT-INTERNET4, 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 /11:92 /12:299
/13:583 /14:1231 /15:2199 /16:14020 /17:8453 /18:14213
/19:25365 /20:46112 /21:54505 /22:115649 /23:110883 /24:640556
/25:586 /26:588 /27:1053 /28:68 /29:105 /30:18
/31:3 /32:864
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8831 9752 TTNET, TR
12479 6635 7720 UNI2-AS, ES
8151 6612 12474 UNINET, MX
11492 3532 4735 CABLEONE, US
39891 3489 4798 ALJAWWALSTC-AS, SA
6327 3426 3631 SHAW, CA
7155 2823 3864 VIASAT-SP-BACKBONE, US
22773 2507 3361 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2375 13601 AMAZON-02, US
30036 2237 2578 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2418 2:1535 3:801 4:25 5:5013 6:162
7:6 8:1650 9:1 11:172 12:1363 13:443
14:2566 15:362 16:285 17:377 18:921 20:553
21:4 22:188 23:7631 24:2908 25:2 27:2833
29:19 31:3352 32:51 33:1 34:84 35:219
36:3041 37:4727 38:10469 39:911 40:171 41:4775
42:1979 43:2640 44:386 45:20199 46:5165 47:322
49:1957 50:1904 51:591 52:1602 54:321 55:913
56:11 57:272 58:2309 59:1442 60:1167 61:3045
62:3062 63:1828 64:5512 65:2207 66:4768 67:3122
68:1159 69:4022 70:1099 71:643 72:2951 74:2834
75:1532 76:621 77:2813 78:4369 79:1717 80:2248
81:2254 82:3179 83:1488 84:1886 85:4403 86:1076
87:2409 88:3553 89:4575 90:779 91:8501 92:2734
93:2937 94:4138 95:5607 96:1475 97:324 98:980
99:689 100:72 101:1451 102:4401 103:32535 104:5092
105:2238 106:1036 107:2667 108:1267 109:4136 110:2255
111:3351 112:2136 113:1843 114:1995 115:2243 116:2104
117:2538 118:2899 119:1980 120:2002 121:1448 122:2797
123:2429 124:1699 125:2918 126:91 128:1639 129:1035
130:1355 131:2154 132:896 133:449 134:1554 135:379
136:1361 137:1188 138:3239 139:1595 140:1606 141:1505
142:1950 143:1921 144:1152 145:515 146:2215 147:2117
148:2707 149:2956 150:1258 151:1951 152:2117 153:568
154:8353 155:2017 156:3383 157:1941 158:1338 159:2486
160:3968 161:1901 162:3803 163:2210 164:1787 165:2263
166:1493 167:1962 168:4642 169:824 170:5565 171:1014
172:4471 173:3335 174:921 175:1303 176:3837 177:6072
178:3841 179:2745 180:2700 181:4323 182:3448 183:2142
184:2125 185:21899 186:5927 187:5092 188:4369 189:4652
190:10004 191:2044 192:11345 193:9540 194:7925 195:5720
196:3649 197:3932 198:6251 199:8574 200:8791 201:6610
202:10745 203:10769 204:4596 205:3658 206:4534 207:3623
208:4263 209:5263 210:4928 211:2637 212:4789 213:3890
214:1024 215:48 216:6837 217:3208 218:1412 219:557
220:2090 221:1107 222:855 223:2423
End of report
More information about the ren-bgp-stats-all
mailing list