[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Jun 13 22:45:22 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Fri 13 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: 1034864
Prefixes after maximum aggregation (per Origin AS): 384305
Deaggregation factor: 2.69
Unique aggregates announced (without unneeded subnets): 482653
Total ASes present in the Internet Routing Table: 77054
Prefixes per ASN: 13.43
Origin-only ASes present in the Internet Routing Table: 66289
Origin ASes announcing only one prefix: 26384
Transit ASes present in the Internet Routing Table: 10765
Transit-only ASes present in the Internet Routing Table: 547
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: 46641
Number of 32-bit ASNs visible in the Routing Table: 38433
Prefixes from 32-bit ASNs in the Routing Table: 213120
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: 447
Number of addresses announced to Internet: 3111548677
Equivalent to 185 /8s, 118 /16s and 119 /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: 349552
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 267387
Total APNIC prefixes after maximum aggregation: 77754
APNIC Deaggregation factor: 3.44
Prefixes being announced from the APNIC address blocks: 258752
Unique aggregates announced from the APNIC address blocks: 104498
APNIC Region origin ASes present in the Internet Routing Table: 14657
APNIC Prefixes per ASN: 17.65
APNIC Region origin ASes announcing only one prefix: 4444
APNIC Region transit ASes present in the Internet Routing Table: 1942
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: 10165
Number of APNIC addresses announced to Internet: 749909568
Equivalent to 44 /8s, 178 /16s and 182 /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: 298339
Total ARIN prefixes after maximum aggregation: 132939
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 299641
Unique aggregates announced from the ARIN address blocks: 139378
ARIN Region origin ASes present in the Internet Routing Table: 19241
ARIN Prefixes per ASN: 15.57
ARIN Region origin ASes announcing only one prefix: 6997
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: 5232
Number of ARIN addresses announced to Internet: 1352947200
Equivalent to 80 /8s, 164 /16s and 86 /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: 292509
Total RIPE prefixes after maximum aggregation: 136171
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 290841
Unique aggregates announced from the RIPE address blocks: 175941
RIPE Region origin ASes present in the Internet Routing Table: 29005
RIPE Prefixes per ASN: 10.03
RIPE Region origin ASes announcing only one prefix: 12027
RIPE Region transit ASes present in the Internet Routing Table: 3878
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: 12517
Number of RIPE addresses announced to Internet: 731481189
Equivalent to 43 /8s, 153 /16s and 132 /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: 135792
Total LACNIC prefixes after maximum aggregation: 29813
LACNIC Deaggregation factor: 4.55
Prefixes being announced from the LACNIC address blocks: 132367
Unique aggregates announced from the LACNIC address blocks: 48875
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: 2262
LACNIC Region transit ASes present in the Internet Routing Table: 2496
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: 9223
Number of LACNIC addresses announced to Internet: 171898464
Equivalent to 10 /8s, 62 /16s and 246 /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: 39567
Total AfriNIC prefixes after maximum aggregation: 6833
AfriNIC Deaggregation factor: 5.79
Prefixes being announced from the AfriNIC address blocks: 52815
Unique aggregates announced from the AfriNIC address blocks: 13563
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: 654
AfriNIC Region transit ASes present in the Internet Routing Table: 367
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: 1296
Number of AfriNIC addresses announced to Internet: 105104640
Equivalent to 6 /8s, 67 /16s and 197 /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 11136 8758 101 CHINAMOBILE-CN China Mobile Communication
7545 6172 847 649 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4928 4194 78 ERX-CERNET-BKB China Education and Resear
18403 4488 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4410 534 307 BBIL-AP BHARTI Airtel Ltd., IN
7552 3925 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 13706 40940 5233 AMAZON-02, US
174 5467 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 3348 3033 170 ASN-CXA-ALL-CCI-22773-RDC, US
749 3229 54783 2480 DNIC-AS-00749, US
396982 3186 3854 426 GOOGLE-CLOUD-PLATFORM, US
16625 3144 1313 2258 AKAMAI-AS, US
36352 2816 230 857 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 3906 359 2082 M247, RO
12389 3120 2305 888 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2451 364 572 TELLCOM-AS, TR
212238 2271 166 1659 CDNEXT, GB
8452 1933 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 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 1200 371 22 Telefonica del Peru S.A.A., PE
11664 1111 278 33 Techtel LMDS Comunicaciones Interactivas
28202 1099 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
36914 565 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 13706 40940 5233 AMAZON-02, US
8151 12252 3254 579 UNINET, MX
9808 11136 8758 101 CHINAMOBILE-CN China Mobile Communication
47331 9755 1296 1073 TTNET, TR
12479 7697 1713 148 UNI2-AS, ES
7545 6172 847 649 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5467 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 11136 11035 CHINAMOBILE-CN China Mobile Communications Grou
47331 9755 8682 TTNET, TR
12479 7697 7549 UNI2-AS, ES
7545 6172 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 5467 4583 COGENT-174, US
18403 4488 4463 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 3356 LEVEL3, 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
23.140.52.0/24 Origin: 32591 CANOPS, CA
23.140.52.0/24 Transit: 19523 BH-TELECOM-CORP, CA
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
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 /17:8448 /18:14194
/19:25158 /20:46144 /21:54526 /22:115818 /23:110231 /24:638721
/25:404 /26:582 /27:1040 /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 3348 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2379 13706 AMAZON-02, US
30036 2246 2587 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2415 2:1525 3:818 4:25 5:5069 6:162
7:6 8:1645 9:1 11:172 12:1349 13:456
14:2565 15:362 16:285 17:379 18:921 20:556
21:4 22:188 23:7690 24:2987 25:2 27:2832
29:19 31:3374 32:51 33:1 34:84 35:261
36:3105 37:4700 38:10601 39:910 40:167 41:4728
42:2024 43:2660 44:387 45:19604 46:5196 47:326
49:1992 50:1910 51:591 52:1600 54:328 55:1090
56:11 57:277 58:2312 59:1432 60:1171 61:3051
62:3068 63:1824 64:5522 65:2207 66:4771 67:3124
68:1157 69:4029 70:1096 71:648 72:2969 74:2835
75:1529 76:620 77:2819 78:4359 79:1745 80:2266
81:2250 82:3232 83:1483 84:1896 85:4433 86:1088
87:2422 88:3565 89:4590 90:773 91:8528 92:2748
93:2937 94:4128 95:5623 96:1482 97:316 98:984
99:698 100:73 101:1464 102:4365 103:32605 104:5168
105:2243 106:1035 107:2682 108:1262 109:4156 110:2242
111:3343 112:2152 113:1843 114:2011 115:2246 116:2126
117:2535 118:2903 119:1979 120:2037 121:1448 122:2807
123:2502 124:1704 125:2919 126:91 128:1636 129:994
130:1337 131:2110 132:885 133:449 134:1538 135:392
136:1359 137:1188 138:3044 139:1598 140:1612 141:1512
142:1947 143:1904 144:1140 145:551 146:2209 147:2112
148:2721 149:2958 150:1265 151:1980 152:2119 153:578
154:7803 155:1764 156:3061 157:1938 158:1332 159:2499
160:3712 161:1911 162:3879 163:2228 164:1910 165:2024
166:1496 167:1994 168:4247 169:826 170:5399 171:1025
172:4495 173:3359 174:922 175:1306 176:3844 177:5723
178:3920 179:2609 180:2706 181:4303 182:3447 183:2168
184:2131 185:21914 186:5748 187:4942 188:4391 189:4580
190:10012 191:1981 192:11355 193:9550 194:7931 195:5731
196:3671 197:3949 198:6254 199:8581 200:8754 201:6542
202:10757 203:10779 204:4609 205:3667 206:4528 207:3653
208:4290 209:5255 210:4926 211:2638 212:4796 213:3894
214:1027 215:48 216:6871 217:3250 218:1418 219:565
220:2145 221:1142 222:857 223:2519
End of report
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