[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 30 22:45:15 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Mon 30 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: 1040116
Prefixes after maximum aggregation (per Origin AS): 385693
Deaggregation factor: 2.70
Unique aggregates announced (without unneeded subnets): 484774
Total ASes present in the Internet Routing Table: 77078
Prefixes per ASN: 13.49
Origin-only ASes present in the Internet Routing Table: 66349
Origin ASes announcing only one prefix: 26302
Transit ASes present in the Internet Routing Table: 10729
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: 77
Max AS path prepend of ASN (133647) 73
Prefixes from unregistered ASNs in the Routing Table: 1188
Number of instances of unregistered ASNs: 1230
Number of 32-bit ASNs allocated by the RIRs: 46719
Number of 32-bit ASNs visible in the Routing Table: 38522
Prefixes from 32-bit ASNs in the Routing Table: 216573
Number of bogon 32-bit ASNs visible in the Routing Table: 164
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 453
Number of addresses announced to Internet: 3107422215
Equivalent to 185 /8s, 55 /16s and 128 /24s
Percentage of available address space announced: 83.9
Percentage of allocated address space announced: 83.9
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: 350753
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 269120
Total APNIC prefixes after maximum aggregation: 78203
APNIC Deaggregation factor: 3.44
Prefixes being announced from the APNIC address blocks: 259761
Unique aggregates announced from the APNIC address blocks: 104753
APNIC Region origin ASes present in the Internet Routing Table: 14688
APNIC Prefixes per ASN: 17.69
APNIC Region origin ASes announcing only one prefix: 4454
APNIC Region transit ASes present in the Internet Routing Table: 1941
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 77
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10200
Number of APNIC addresses announced to Internet: 749974593
Equivalent to 44 /8s, 179 /16s and 180 /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: 298077
Total ARIN prefixes after maximum aggregation: 132905
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 299148
Unique aggregates announced from the ARIN address blocks: 139646
ARIN Region origin ASes present in the Internet Routing Table: 19249
ARIN Prefixes per ASN: 15.54
ARIN Region origin ASes announcing only one prefix: 7016
ARIN Region transit ASes present in the Internet Routing Table: 1913
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: 5245
Number of ARIN addresses announced to Internet: 1349562624
Equivalent to 80 /8s, 112 /16s and 177 /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: 293147
Total RIPE prefixes after maximum aggregation: 136827
RIPE Deaggregation factor: 2.14
Prefixes being announced from the RIPE address blocks: 291549
Unique aggregates announced from the RIPE address blocks: 176807
RIPE Region origin ASes present in the Internet Routing Table: 29003
RIPE Prefixes per ASN: 10.05
RIPE Region origin ASes announcing only one prefix: 12021
RIPE Region transit ASes present in the Internet Routing Table: 3859
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: 12548
Number of RIPE addresses announced to Internet: 731392102
Equivalent to 43 /8s, 152 /16s and 40 /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: 138707
Total LACNIC prefixes after maximum aggregation: 30160
LACNIC Deaggregation factor: 4.60
Prefixes being announced from the LACNIC address blocks: 135332
Unique aggregates announced from the LACNIC address blocks: 49319
LACNIC Region origin ASes present in the Internet Routing Table: 11282
LACNIC Prefixes per ASN: 12.00
LACNIC Region origin ASes announcing only one prefix: 2168
LACNIC Region transit ASes present in the Internet Routing Table: 2481
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: 9233
Number of LACNIC addresses announced to Internet: 170959968
Equivalent to 10 /8s, 48 /16s and 164 /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: 39877
Total AfriNIC prefixes after maximum aggregation: 6837
AfriNIC Deaggregation factor: 5.83
Prefixes being announced from the AfriNIC address blocks: 53872
Unique aggregates announced from the AfriNIC address blocks: 13844
AfriNIC Region origin ASes present in the Internet Routing Table: 1931
AfriNIC Prefixes per ASN: 27.90
AfriNIC Region origin ASes announcing only one prefix: 643
AfriNIC Region transit ASes present in the Internet Routing Table: 365
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: 105280768
Equivalent to 6 /8s, 70 /16s and 117 /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 11472 8759 115 CHINAMOBILE-CN China Mobile Communication
7545 6126 839 626 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4960 4193 77 ERX-CERNET-BKB China Education and Resear
9498 4451 535 313 BBIL-AP BHARTI Airtel Ltd., IN
18403 4415 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3913 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3718 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3310 1869 103 VNPT-AS-VN VNPT Corp, VN
24560 2896 857 529 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
56046 2291 812 180 CMNET-JIANGSU-AP China Mobile communicati
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 13577 40948 5203 AMAZON-02, US
174 5399 8768 862 COGENT-174, US
11492 4781 317 604 CABLEONE, US
7155 3857 286 85 VIASAT-SP-BACKBONE, US
6327 3637 1320 82 SHAW, CA
22773 3345 3032 167 ASN-CXA-ALL-CCI-22773-RDC, US
749 3227 54767 2478 DNIC-AS-00749, US
396982 3193 3854 430 GOOGLE-CLOUD-PLATFORM, US
16625 3127 1313 2258 AKAMAI-AS, US
4155 2840 216 1723 USDA-1, 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 9760 1296 1058 TTNET, TR
12479 7674 1713 148 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4084 3396 140 AKAMAI-ASN1, NL
9009 3916 359 2095 M247, RO
12389 3122 2305 887 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2452 364 576 TELLCOM-AS, TR
212238 2330 169 1698 CDNEXT, GB
8452 1935 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 12297 3256 577 UNINET, MX
10620 3506 481 1018 Telmex Colombia S.A., CO
13999 2539 538 355 Mega Cable, S.A. de C.V., MX
11830 1988 369 64 Instituto Costarricense de Electricidad y
28573 1614 2436 266 Claro NXT Telecomunicacoes Ltda, BR
3816 1344 787 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1196 371 22 Telefonica del Peru S.A.A., PE
11664 1184 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1065 71 372 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
26615 1054 2487 55 TIM SA, 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 1823 660 28 RAYA-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
24863 1620 389 16 LINKdotNET-AS, EG
29571 1607 102 33 ORANGE-COTE-IVOIRE, CI
36992 1434 1519 280 ETISALAT-MISR, EG
20011 1297 205 346 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
37069 1107 1100 18 MOBINIL, EG
36935 1062 520 43 Vodafone-, EG
36914 576 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 13577 40948 5203 AMAZON-02, US
8151 12297 3256 577 UNINET, MX
9808 11472 8759 115 CHINAMOBILE-CN China Mobile Communication
47331 9760 1296 1058 TTNET, TR
12479 7674 1713 148 UNI2-AS, ES
7545 6126 839 626 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5399 8768 862 COGENT-174, US
4538 4960 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4798 293 63 ALJAWWALSTC-AS, SA
11492 4781 317 604 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 12297 11720 UNINET, MX
9808 11472 11357 CHINAMOBILE-CN China Mobile Communications Grou
47331 9760 8702 TTNET, TR
12479 7674 7526 UNI2-AS, ES
7545 6126 5500 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4960 4883 ERX-CERNET-BKB China Education and Research Net
39891 4798 4735 ALJAWWALSTC-AS, SA
174 5399 4537 COGENT-174, US
18403 4415 4390 FPT-AS-AP FPT Telecom Company, VN
11492 4781 4177 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
54338 UNALLOCATED 8.33.241.0/24 3356 LEVEL3, US
46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US
395195 UNALLOCATED 8.38.115.0/24 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
23.142.24.0/24 Origin: 62164 HEYMMAN-2, CA
23.142.24.0/24 Transit: 64236 UNREAL-SERVERS, 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 /12:299
/13:585 /14:1219 /15:2186 /16:13927 /17:8427 /18:14015
/19:25313 /20:46153 /21:54615 /22:115924 /23:111317 /24:642886
/25:403 /26:582 /27:1043 /28:69 /29:105 /30:17
/31:3 /32:864
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8841 9760 TTNET, TR
12479 6598 7674 UNI2-AS, ES
8151 6486 12297 UNINET, MX
11492 3577 4781 CABLEONE, US
39891 3489 4798 ALJAWWALSTC-AS, SA
6327 3431 3637 SHAW, CA
7155 2816 3857 VIASAT-SP-BACKBONE, US
22773 2497 3345 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2348 13577 AMAZON-02, US
30036 2260 2601 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2427 2:1542 3:817 4:25 5:4990 6:161
7:6 8:1644 9:1 11:172 12:1345 13:447
14:2588 15:365 16:285 17:380 18:916 20:565
21:4 22:188 23:7735 24:2829 25:2 27:2837
29:19 31:3372 32:50 33:1 34:84 35:261
36:3209 37:4681 38:10619 39:909 40:208 41:4837
42:1946 43:2691 44:380 45:20245 46:5204 47:329
49:1977 50:1902 51:592 52:1587 54:321 55:1096
56:11 57:281 58:2304 59:1420 60:1172 61:3045
62:3072 63:1821 64:5544 65:2201 66:4799 67:3137
68:1114 69:4019 70:1070 71:632 72:2955 74:2829
75:1527 76:612 77:2875 78:4362 79:1758 80:2243
81:2258 82:3237 83:1458 84:1898 85:4432 86:1093
87:2417 88:3580 89:4568 90:780 91:8504 92:2756
93:2962 94:4127 95:5656 96:1500 97:313 98:962
99:683 100:72 101:1449 102:4482 103:32620 104:5244
105:2238 106:976 107:2667 108:1266 109:4184 110:2248
111:3308 112:2159 113:1878 114:2015 115:2264 116:2132
117:2551 118:2954 119:1978 120:2122 121:1448 122:2818
123:2520 124:1728 125:2927 126:91 128:1633 129:989
130:1333 131:2205 132:894 133:451 134:1567 135:434
136:1356 137:1189 138:3188 139:1594 140:1633 141:1515
142:1959 143:2072 144:1182 145:565 146:2200 147:2116
148:2717 149:2998 150:1277 151:2110 152:2112 153:590
154:8265 155:1774 156:3231 157:1951 158:1337 159:2512
160:3733 161:1910 162:3910 163:2248 164:1918 165:2099
166:1509 167:2030 168:4304 169:816 170:5587 171:1012
172:4485 173:3384 174:915 175:1324 176:3846 177:5964
178:4099 179:2737 180:2705 181:4338 182:3477 183:2203
184:2130 185:21932 186:5891 187:5093 188:4378 189:4695
190:10036 191:1706 192:11355 193:9544 194:7935 195:5721
196:3706 197:3958 198:6238 199:8591 200:8826 201:6631
202:10838 203:10778 204:4624 205:3690 206:4552 207:3658
208:4291 209:5257 210:4940 211:2644 212:4792 213:3927
214:1009 215:46 216:6853 217:3280 218:1426 219:573
220:2140 221:1159 222:857 223:2567
End of report
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