[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Apr 25 22:47:06 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Fri 25 Apr, 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: 1032025
Prefixes after maximum aggregation (per Origin AS): 380365
Deaggregation factor: 2.71
Unique aggregates announced (without unneeded subnets): 479637
Total ASes present in the Internet Routing Table: 76958
Prefixes per ASN: 13.41
Origin-only ASes present in the Internet Routing Table: 66244
Origin ASes announcing only one prefix: 26353
Transit ASes present in the Internet Routing Table: 10714
Transit-only ASes present in the Internet Routing Table: 533
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: 1130
Number of instances of unregistered ASNs: 1133
Number of 32-bit ASNs allocated by the RIRs: 46264
Number of 32-bit ASNs visible in the Routing Table: 38237
Prefixes from 32-bit ASNs in the Routing Table: 212563
Number of bogon 32-bit ASNs visible in the Routing Table: 71
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 470
Number of addresses announced to Internet: 3108096485
Equivalent to 185 /8s, 65 /16s and 201 /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: 349338
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 264744
Total APNIC prefixes after maximum aggregation: 77088
APNIC Deaggregation factor: 3.43
Prefixes being announced from the APNIC address blocks: 256334
Unique aggregates announced from the APNIC address blocks: 103278
APNIC Region origin ASes present in the Internet Routing Table: 14641
APNIC Prefixes per ASN: 17.51
APNIC Region origin ASes announcing only one prefix: 4444
APNIC Region transit ASes present in the Internet Routing Table: 1939
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 34
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10133
Number of APNIC addresses announced to Internet: 749440832
Equivalent to 44 /8s, 171 /16s and 143 /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: 297148
Total ARIN prefixes after maximum aggregation: 131037
ARIN Deaggregation factor: 2.27
Prefixes being announced from the ARIN address blocks: 297943
Unique aggregates announced from the ARIN address blocks: 138435
ARIN Region origin ASes present in the Internet Routing Table: 19263
ARIN Prefixes per ASN: 15.47
ARIN Region origin ASes announcing only one prefix: 7021
ARIN Region transit ASes present in the Internet Routing Table: 1905
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: 5202
Number of ARIN addresses announced to Internet: 1349221376
Equivalent to 80 /8s, 107 /16s and 124 /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: 290721
Total RIPE prefixes after maximum aggregation: 135093
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 288242
Unique aggregates announced from the RIPE address blocks: 174174
RIPE Region origin ASes present in the Internet Routing Table: 28976
RIPE Prefixes per ASN: 9.95
RIPE Region origin ASes announcing only one prefix: 12022
RIPE Region transit ASes present in the Internet Routing Table: 3874
Average RIPE Region AS path length visible: 3.0
Max RIPE Region AS path length visible: 22
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12433
Number of RIPE addresses announced to Internet: 731993893
Equivalent to 43 /8s, 161 /16s and 87 /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: 138804
Total LACNIC prefixes after maximum aggregation: 29604
LACNIC Deaggregation factor: 4.69
Prefixes being announced from the LACNIC address blocks: 135507
Unique aggregates announced from the LACNIC address blocks: 48922
LACNIC Region origin ASes present in the Internet Routing Table: 11236
LACNIC Prefixes per ASN: 12.06
LACNIC Region origin ASes announcing only one prefix: 2217
LACNIC Region transit ASes present in the Internet Routing Table: 2459
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: 9178
Number of LACNIC addresses announced to Internet: 171859840
Equivalent to 10 /8s, 62 /16s and 95 /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: 39478
Total AfriNIC prefixes after maximum aggregation: 6879
AfriNIC Deaggregation factor: 5.74
Prefixes being announced from the AfriNIC address blocks: 53527
Unique aggregates announced from the AfriNIC address blocks: 14440
AfriNIC Region origin ASes present in the Internet Routing Table: 1925
AfriNIC Prefixes per ASN: 27.81
AfriNIC Region origin ASes announcing only one prefix: 649
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: 1291
Number of AfriNIC addresses announced to Internet: 105356544
Equivalent to 6 /8s, 71 /16s and 157 /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 10370 8754 95 CHINAMOBILE-CN China Mobile Communication
7545 6216 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4889 4193 77 ERX-CERNET-BKB China Education and Resear
9498 4333 531 281 BBIL-AP BHARTI Airtel Ltd., IN
18403 4269 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3920 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3677 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3279 1869 102 VNPT-AS-VN VNPT Corp, VN
24560 2862 851 540 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2206 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 13292 39710 4121 AMAZON-02, US
174 5636 8756 926 COGENT-174, US
11492 4701 312 586 CABLEONE, US
7155 3859 286 85 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3406 3050 182 ASN-CXA-ALL-CCI-22773-RDC, US
749 3254 54879 2505 DNIC-AS-00749, US
16625 3119 1311 2257 AKAMAI-AS, US
396982 2966 3651 474 GOOGLE-CLOUD-PLATFORM, US
36352 2734 225 834 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 9747 1294 1095 TTNET, TR
12479 7721 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4072 3396 140 AKAMAI-ASN1, NL
9009 3801 329 1982 M247, RO
12389 3074 2303 887 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2411 363 577 TELLCOM-AS, TR
212238 2112 150 1550 CDNEXT, GB
8452 1939 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 12270 3262 696 UNINET, MX
10620 3516 485 994 Telmex Colombia S.A., CO
13999 2508 539 364 Mega Cable, S.A. de C.V., MX
11830 1994 369 64 Instituto Costarricense de Electricidad y
28573 1598 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1332 784 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1190 371 21 Telefonica del Peru S.A.A., PE
28202 1129 52 9 Rede Brasileira de Comunicacao SA, BR
11664 1095 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1056 70 382 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 1743 607 31 RAYA-AS, EG
24863 1653 389 18 LINKdotNET-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
29571 1589 102 22 ORANGE-COTE-IVOIRE, CI
36992 1433 1518 283 ETISALAT-MISR, EG
20011 1295 204 345 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1020 521 42 Vodafone-, EG
37069 932 1099 15 MOBINIL, 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 13292 39710 4121 AMAZON-02, US
8151 12270 3262 696 UNINET, MX
9808 10370 8754 95 CHINAMOBILE-CN China Mobile Communication
47331 9747 1294 1095 TTNET, TR
12479 7721 1714 145 UNI2-AS, ES
7545 6216 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5636 8756 926 COGENT-174, US
4538 4889 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4701 312 586 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 12270 11574 UNINET, MX
9808 10370 10275 CHINAMOBILE-CN China Mobile Communications Grou
47331 9747 8652 TTNET, TR
12479 7721 7576 UNI2-AS, ES
7545 6216 5559 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4889 4812 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5636 4710 COGENT-174, US
18403 4269 4244 FPT-AS-AP FPT Telecom Company, VN
11492 4701 4115 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
10.116.75.0/24 22884 TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
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
23.152.48.0/24 Origin: 46167 RESERVED, ZZ
23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US
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 /9:16 /10:41 /11:93 /12:300
/13:584 /14:1234 /15:2196 /16:14034 /17:8461 /18:14250
/19:25377 /20:45880 /21:54504 /22:115669 /23:109843 /24:636277
/25:585 /26:582 /27:1059 /28:66 /29:105 /30:20
/31:2 /32:830
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8828 9747 TTNET, TR
12479 6642 7721 UNI2-AS, ES
8151 6421 12270 UNINET, MX
11492 3531 4701 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3622 SHAW, CA
7155 2818 3859 VIASAT-SP-BACKBONE, US
22773 2543 3406 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2359 13292 AMAZON-02, US
30036 2225 2565 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2380 2:1543 3:624 4:25 5:4965 6:163
7:6 8:1650 9:1 10:1 11:172 12:1376
13:357 14:2554 15:354 16:283 17:369 18:923
20:523 21:4 22:188 23:7567 24:2901 25:2
27:2803 29:19 31:3305 32:51 34:84 35:212
36:2425 37:4794 38:10384 39:908 40:170 41:4787
42:1922 43:2622 44:379 45:20103 46:5103 47:298
49:1949 50:1911 51:591 52:1589 54:298 55:1092
56:11 57:264 58:2291 59:1435 60:1171 61:3027
62:3053 63:1846 64:5526 65:2218 66:4740 67:3114
68:1150 69:4018 70:1081 71:629 72:2935 74:2826
75:1627 76:619 77:2844 78:4357 79:1774 80:2238
81:2231 82:3234 83:1468 84:1871 85:4388 86:1056
87:2427 88:3541 89:4492 90:787 91:8463 92:2739
93:2919 94:4151 95:5617 96:1465 97:322 98:998
99:670 100:72 101:1421 102:4410 103:32564 104:4851
105:2233 106:1045 107:2638 108:1224 109:4140 110:2245
111:3373 112:2072 113:1829 114:1982 115:2262 116:2095
117:2741 118:2914 119:1975 120:1911 121:1441 122:2781
123:2416 124:1686 125:2900 126:91 128:1612 129:1035
130:1336 131:2080 132:896 133:450 134:1544 135:377
136:1314 137:1182 138:3252 139:1624 140:1581 141:1495
142:1947 143:1769 144:1089 145:521 146:2162 147:2105
148:2682 149:2973 150:1259 151:1761 152:2125 153:571
154:8415 155:1654 156:3276 157:1916 158:1299 159:2448
160:3699 161:1932 162:3770 163:2094 164:1761 165:2241
166:1454 167:1911 168:4373 169:821 170:5522 171:1011
172:4512 173:3279 174:909 175:1309 176:3808 177:6132
178:3893 179:2742 180:2674 181:4227 182:3395 183:2051
184:2153 185:21856 186:5786 187:5081 188:4331 189:4673
190:9982 191:2070 192:11315 193:9517 194:7891 195:5688
196:3693 197:3976 198:6243 199:8526 200:8775 201:6550
202:10855 203:10744 204:4574 205:3722 206:4684 207:3595
208:4253 209:5277 210:4934 211:2644 212:4718 213:3910
214:1030 215:48 216:6713 217:3211 218:1389 219:550
220:2092 221:1059 222:856 223:2368
End of report
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