[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Jun 11 22:44:57 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Wed 11 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: 1035100
Prefixes after maximum aggregation (per Origin AS): 384272
Deaggregation factor: 2.69
Unique aggregates announced (without unneeded subnets): 482722
Total ASes present in the Internet Routing Table: 77109
Prefixes per ASN: 13.42
Origin-only ASes present in the Internet Routing Table: 66342
Origin ASes announcing only one prefix: 26422
Transit ASes present in the Internet Routing Table: 10767
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: 1273
Number of instances of unregistered ASNs: 1314
Number of 32-bit ASNs allocated by the RIRs: 46620
Number of 32-bit ASNs visible in the Routing Table: 38458
Prefixes from 32-bit ASNs in the Routing Table: 212833
Number of bogon 32-bit ASNs visible in the Routing Table: 157
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 456
Number of addresses announced to Internet: 3112251909
Equivalent to 185 /8s, 129 /16s and 50 /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: 349434
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 267279
Total APNIC prefixes after maximum aggregation: 77774
APNIC Deaggregation factor: 3.44
Prefixes being announced from the APNIC address blocks: 258678
Unique aggregates announced from the APNIC address blocks: 104557
APNIC Region origin ASes present in the Internet Routing Table: 14669
APNIC Prefixes per ASN: 17.63
APNIC Region origin ASes announcing only one prefix: 4445
APNIC Region transit ASes present in the Internet Routing Table: 1933
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: 10173
Number of APNIC addresses announced to Internet: 749863744
Equivalent to 44 /8s, 178 /16s and 3 /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: 298574
Total ARIN prefixes after maximum aggregation: 132898
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 299735
Unique aggregates announced from the ARIN address blocks: 139407
ARIN Region origin ASes present in the Internet Routing Table: 19244
ARIN Prefixes per ASN: 15.58
ARIN Region origin ASes announcing only one prefix: 7004
ARIN Region transit ASes present in the Internet Routing Table: 1917
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: 5235
Number of ARIN addresses announced to Internet: 1353400832
Equivalent to 80 /8s, 171 /16s and 66 /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: 292534
Total RIPE prefixes after maximum aggregation: 136169
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 290808
Unique aggregates announced from the RIPE address blocks: 175913
RIPE Region origin ASes present in the Internet Routing Table: 29036
RIPE Prefixes per ASN: 10.02
RIPE Region origin ASes announcing only one prefix: 12050
RIPE Region transit ASes present in the Internet Routing Table: 3886
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: 12530
Number of RIPE addresses announced to Internet: 731637349
Equivalent to 43 /8s, 155 /16s and 230 /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: 135760
Total LACNIC prefixes after maximum aggregation: 29795
LACNIC Deaggregation factor: 4.56
Prefixes being announced from the LACNIC address blocks: 132443
Unique aggregates announced from the LACNIC address blocks: 48879
LACNIC Region origin ASes present in the Internet Routing Table: 11276
LACNIC Prefixes per ASN: 11.75
LACNIC Region origin ASes announcing only one prefix: 2266
LACNIC Region transit ASes present in the Internet Routing Table: 2499
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: 9220
Number of LACNIC addresses announced to Internet: 172011616
Equivalent to 10 /8s, 64 /16s and 176 /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: 39680
Total AfriNIC prefixes after maximum aggregation: 6836
AfriNIC Deaggregation factor: 5.80
Prefixes being announced from the AfriNIC address blocks: 52979
Unique aggregates announced from the AfriNIC address blocks: 13560
AfriNIC Region origin ASes present in the Internet Routing Table: 1934
AfriNIC Prefixes per ASN: 27.39
AfriNIC Region origin ASes announcing only one prefix: 657
AfriNIC Region transit ASes present in the Internet Routing Table: 363
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1300
Number of AfriNIC addresses announced to Internet: 105125376
Equivalent to 6 /8s, 68 /16s and 22 /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 11134 8758 101 CHINAMOBILE-CN China Mobile Communication
7545 6181 844 650 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4930 4194 78 ERX-CERNET-BKB China Education and Resear
18403 4504 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4407 534 307 BBIL-AP BHARTI Airtel Ltd., IN
7552 3929 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3716 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3297 1869 103 VNPT-AS-VN VNPT Corp, VN
24560 2885 855 531 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 13740 40942 5260 AMAZON-02, US
174 5472 8746 890 COGENT-174, US
11492 4762 316 595 CABLEONE, US
7155 3863 286 85 VIASAT-SP-BACKBONE, US
6327 3632 1320 81 SHAW, CA
22773 3345 3033 169 ASN-CXA-ALL-CCI-22773-RDC, US
749 3229 54783 2480 DNIC-AS-00749, US
396982 3184 3854 425 GOOGLE-CLOUD-PLATFORM, US
16625 3151 1315 2263 AKAMAI-AS, US
36352 2813 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 7702 1714 148 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4082 3396 140 AKAMAI-ASN1, NL
9009 3904 358 2080 M247, RO
12389 3121 2305 888 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2451 364 571 TELLCOM-AS, TR
212238 2261 164 1650 CDNEXT, GB
8452 1934 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 12273 3258 580 UNINET, MX
10620 3499 480 1017 Telmex Colombia S.A., CO
13999 2558 541 361 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 1200 371 22 Telefonica del Peru S.A.A., PE
28202 1107 52 9 MASTER SA, BR
11664 1103 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1065 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 1634 389 16 LINKdotNET-AS, EG
29571 1615 102 33 ORANGE-COTE-IVOIRE, CI
36992 1436 1519 280 ETISALAT-MISR, EG
20011 1296 205 346 INTERNET-SOLUTIONS, ZA
36903 1248 553 105 MT-MPLS, MA
37069 1107 1100 18 MOBINIL, EG
36935 1068 523 46 Vodafone-, EG
36914 580 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 13740 40942 5260 AMAZON-02, US
8151 12273 3258 580 UNINET, MX
9808 11134 8758 101 CHINAMOBILE-CN China Mobile Communication
47331 9755 1296 1073 TTNET, TR
12479 7702 1714 148 UNI2-AS, ES
7545 6181 844 650 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5472 8746 890 COGENT-174, US
4538 4930 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 12273 11693 UNINET, MX
9808 11134 11033 CHINAMOBILE-CN China Mobile Communications Grou
47331 9755 8682 TTNET, TR
12479 7702 7554 UNI2-AS, ES
7545 6181 5531 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4930 4852 ERX-CERNET-BKB China Education and Research Net
39891 4798 4735 ALJAWWALSTC-AS, SA
174 5472 4582 COGENT-174, US
18403 4504 4479 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
398728 UNALLOCATED 8.10.134.0/24 174 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
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 /12:299
/13:584 /14:1230 /15:2198 /16:14017 /17:8469 /18:14209
/19:25175 /20:46179 /21:54548 /22:115858 /23:110243 /24:638793
/25:405 /26:582 /27:1039 /28:68 /29:104 /30:17
/31:3 /32:916
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8834 9755 TTNET, TR
12479 6619 7702 UNI2-AS, ES
8151 6446 12273 UNINET, MX
11492 3559 4762 CABLEONE, US
39891 3489 4798 ALJAWWALSTC-AS, SA
6327 3427 3632 SHAW, CA
7155 2822 3863 VIASAT-SP-BACKBONE, US
22773 2494 3345 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2381 13740 AMAZON-02, US
30036 2244 2585 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2417 2:1525 3:817 4:25 5:5035 6:162
7:6 8:1647 9:1 11:172 12:1354 13:457
14:2568 15:360 16:285 17:377 18:922 20:556
21:4 22:188 23:7674 24:2986 25:2 27:2835
29:19 31:3370 32:51 33:1 34:84 35:262
36:3099 37:4706 38:10550 39:913 40:173 41:4752
42:2037 43:2648 44:385 45:19599 46:5178 47:327
49:1992 50:1902 51:591 52:1602 54:328 55:1087
56:11 57:276 58:2310 59:1433 60:1172 61:3050
62:3068 63:1825 64:5523 65:2211 66:4758 67:3121
68:1158 69:4031 70:1096 71:650 72:2968 74:2835
75:1531 76:620 77:2830 78:4368 79:1747 80:2266
81:2237 82:3224 83:1482 84:1894 85:4431 86:1084
87:2421 88:3565 89:4583 90:775 91:8521 92:2749
93:2933 94:4135 95:5631 96:1480 97:316 98:982
99:698 100:73 101:1463 102:4387 103:32581 104:5164
105:2242 106:1035 107:2684 108:1259 109:4151 110:2251
111:3346 112:2154 113:1836 114:2012 115:2245 116:2124
117:2532 118:2908 119:1978 120:2034 121:1451 122:2805
123:2495 124:1704 125:2921 126:91 128:1631 129:1009
130:1358 131:2108 132:887 133:449 134:1563 135:380
136:1359 137:1192 138:3043 139:1599 140:1612 141:1508
142:1945 143:1909 144:1147 145:548 146:2205 147:2121
148:2728 149:2957 150:1264 151:1977 152:2125 153:578
154:7841 155:1763 156:3083 157:1948 158:1329 159:2499
160:3708 161:2025 162:3869 163:2229 164:1914 165:2025
166:1500 167:1991 168:4244 169:825 170:5397 171:1028
172:4485 173:3350 174:922 175:1306 176:3849 177:5666
178:3916 179:2599 180:2707 181:4305 182:3445 183:2172
184:2130 185:21919 186:5719 187:4949 188:4381 189:4615
190:9991 191:1979 192:11356 193:9554 194:7935 195:5734
196:3672 197:3961 198:6257 199:8585 200:8752 201:6541
202:10759 203:10788 204:4609 205:3702 206:4544 207:3653
208:4274 209:5247 210:4929 211:2637 212:4797 213:3891
214:1033 215:48 216:6874 217:3252 218:1420 219:567
220:2148 221:1137 222:856 223:2500
End of report
More information about the ren-bgp-stats-all
mailing list