[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Jun 16 22:45:36 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Mon 16 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: 1037801
Prefixes after maximum aggregation (per Origin AS): 384706
Deaggregation factor: 2.70
Unique aggregates announced (without unneeded subnets): 482624
Total ASes present in the Internet Routing Table: 77066
Prefixes per ASN: 13.47
Origin-only ASes present in the Internet Routing Table: 66328
Origin ASes announcing only one prefix: 26318
Transit ASes present in the Internet Routing Table: 10738
Transit-only ASes present in the Internet Routing Table: 545
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: 1241
Number of instances of unregistered ASNs: 1279
Number of 32-bit ASNs allocated by the RIRs: 46662
Number of 32-bit ASNs visible in the Routing Table: 38452
Prefixes from 32-bit ASNs in the Routing Table: 215725
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: 448
Number of addresses announced to Internet: 3108124773
Equivalent to 185 /8s, 66 /16s and 56 /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: 350998
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 267261
Total APNIC prefixes after maximum aggregation: 77829
APNIC Deaggregation factor: 3.43
Prefixes being announced from the APNIC address blocks: 258637
Unique aggregates announced from the APNIC address blocks: 104613
APNIC Region origin ASes present in the Internet Routing Table: 14668
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: 1940
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: 10172
Number of APNIC addresses announced to Internet: 749872704
Equivalent to 44 /8s, 178 /16s and 38 /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: 297818
Total ARIN prefixes after maximum aggregation: 133318
ARIN Deaggregation factor: 2.23
Prefixes being announced from the ARIN address blocks: 299134
Unique aggregates announced from the ARIN address blocks: 139138
ARIN Region origin ASes present in the Internet Routing Table: 19248
ARIN Prefixes per ASN: 15.54
ARIN Region origin ASes announcing only one prefix: 7006
ARIN Region transit ASes present in the Internet Routing Table: 1914
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: 5239
Number of ARIN addresses announced to Internet: 1350234368
Equivalent to 80 /8s, 122 /16s and 241 /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: 292471
Total RIPE prefixes after maximum aggregation: 136162
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 290797
Unique aggregates announced from the RIPE address blocks: 176019
RIPE Region origin ASes present in the Internet Routing Table: 29006
RIPE Prefixes per ASN: 10.03
RIPE Region origin ASes announcing only one prefix: 12048
RIPE Region transit ASes present in the Internet Routing Table: 3876
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: 731372997
Equivalent to 43 /8s, 151 /16s and 221 /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: 139395
Total LACNIC prefixes after maximum aggregation: 29773
LACNIC Deaggregation factor: 4.68
Prefixes being announced from the LACNIC address blocks: 136053
Unique aggregates announced from the LACNIC address blocks: 48898
LACNIC Region origin ASes present in the Internet Routing Table: 11273
LACNIC Prefixes per ASN: 12.07
LACNIC Region origin ASes announcing only one prefix: 2163
LACNIC Region transit ASes present in the Internet Routing Table: 2482
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: 9224
Number of LACNIC addresses announced to Internet: 171344992
Equivalent to 10 /8s, 54 /16s and 132 /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: 39615
Total AfriNIC prefixes after maximum aggregation: 6841
AfriNIC Deaggregation factor: 5.79
Prefixes being announced from the AfriNIC address blocks: 52731
Unique aggregates announced from the AfriNIC address blocks: 13557
AfriNIC Region origin ASes present in the Internet Routing Table: 1932
AfriNIC Prefixes per ASN: 27.29
AfriNIC Region origin ASes announcing only one prefix: 656
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: 27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1296
Number of AfriNIC addresses announced to Internet: 105092608
Equivalent to 6 /8s, 67 /16s and 150 /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 4927 4194 78 ERX-CERNET-BKB China Education and Resear
18403 4445 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4420 534 309 BBIL-AP BHARTI Airtel Ltd., IN
7552 3925 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3715 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 13708 40940 5246 AMAZON-02, US
174 5454 8744 880 COGENT-174, US
11492 4762 316 595 CABLEONE, US
7155 3862 286 85 VIASAT-SP-BACKBONE, US
6327 3636 1320 81 SHAW, CA
22773 3350 3033 170 ASN-CXA-ALL-CCI-22773-RDC, US
749 3230 54783 2481 DNIC-AS-00749, US
396982 3188 3854 427 GOOGLE-CLOUD-PLATFORM, US
16625 3142 1313 2260 AKAMAI-AS, US
36352 2818 230 850 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 3939 361 2083 M247, RO
12389 3120 2305 888 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2451 364 572 TELLCOM-AS, TR
212238 2283 167 1667 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 12254 3254 577 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 1614 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 1065 71 374 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 204 345 INTERNET-SOLUTIONS, ZA
36903 1243 551 113 MT-MPLS, MA
37069 1107 1100 18 MOBINIL, EG
36935 1052 520 43 Vodafone-, EG
36914 571 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 13708 40940 5246 AMAZON-02, US
8151 12254 3254 577 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 5454 8744 880 COGENT-174, US
4538 4927 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 12254 11677 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 4927 4849 ERX-CERNET-BKB China Education and Research Net
39891 4798 4735 ALJAWWALSTC-AS, SA
174 5454 4574 COGENT-174, US
18403 4445 4420 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
23.140.68.0/24 Origin: 401753 BIXCE-AS, VG
23.140.68.0/24 Transit: 35661 VIRTUASYS-EU Lift weight. Push bytes. Ne
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 /14:1220 /15:2189 /16:13962 /17:8428 /18:14031
/19:25321 /20:46138 /21:54534 /22:115823 /23:111038 /24:641004
/25:391 /26:581 /27:1027 /28:59 /29:100 /30:15
/31:1 /32:891
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 6448 12254 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 2499 3350 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2365 13708 AMAZON-02, US
10620 2189 3502 Telmex Colombia S.A., CO
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2422 2:1529 3:822 4:25 5:5087 6:161
7:6 8:1646 9:1 11:172 12:1351 13:456
14:2565 15:362 16:285 17:378 18:923 20:556
21:4 22:188 23:7687 24:2980 25:2 27:2832
29:19 31:3378 32:51 33:1 34:84 35:258
36:3107 37:4677 38:10670 39:910 40:167 41:4772
42:2005 43:2659 44:389 45:20170 46:5188 47:321
49:1990 50:1872 51:592 52:1604 54:329 55:1090
56:11 57:279 58:2311 59:1434 60:1171 61:3049
62:3067 63:1823 64:5511 65:2198 66:4753 67:3125
68:1152 69:4022 70:1091 71:634 72:2958 74:2839
75:1526 76:620 77:2822 78:4358 79:1745 80:2256
81:2250 82:3233 83:1480 84:1896 85:4433 86:1093
87:2420 88:3561 89:4579 90:771 91:8532 92:2750
93:2939 94:4114 95:5626 96:1482 97:315 98:984
99:693 100:73 101:1462 102:4359 103:32580 104:5167
105:2238 106:1035 107:2683 108:1261 109:4164 110:2242
111:3344 112:2145 113:1839 114:2011 115:2247 116:2126
117:2536 118:2900 119:1980 120:2036 121:1447 122:2809
123:2497 124:1706 125:2921 126:91 128:1642 129:994
130:1340 131:2203 132:893 133:449 134:1545 135:392
136:1359 137:1183 138:3201 139:1591 140:1614 141:1510
142:1944 143:1985 144:1187 145:551 146:2207 147:2113
148:2712 149:2969 150:1259 151:1980 152:2109 153:577
154:7703 155:1765 156:3036 157:1947 158:1332 159:2496
160:3724 161:1910 162:3877 163:2236 164:1913 165:2026
166:1496 167:1997 168:4328 169:822 170:5569 171:1025
172:4490 173:3259 174:921 175:1306 176:3852 177:6169
178:3923 179:2766 180:2706 181:4326 182:3448 183:2163
184:2130 185:21884 186:5931 187:5131 188:4395 189:4681
190:10048 191:2056 192:11360 193:9556 194:7923 195:5732
196:3689 197:3956 198:6254 199:8573 200:8842 201:6646
202:10725 203:10786 204:4607 205:3706 206:4548 207:3642
208:4289 209:5255 210:4925 211:2639 212:4796 213:3892
214:1029 215:48 216:6852 217:3250 218:1418 219:565
220:2141 221:1141 222:857 223:2518
End of report
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