[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Apr 16 22:46:56 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Wed 16 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: 1034723
Prefixes after maximum aggregation (per Origin AS): 379977
Deaggregation factor: 2.72
Unique aggregates announced (without unneeded subnets): 477597
Total ASes present in the Internet Routing Table: 76959
Prefixes per ASN: 13.45
Origin-only ASes present in the Internet Routing Table: 66243
Origin ASes announcing only one prefix: 26323
Transit ASes present in the Internet Routing Table: 10716
Transit-only ASes present in the Internet Routing Table: 541
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: 1137
Number of instances of unregistered ASNs: 1140
Number of 32-bit ASNs allocated by the RIRs: 46209
Number of 32-bit ASNs visible in the Routing Table: 38200
Prefixes from 32-bit ASNs in the Routing Table: 212109
Number of bogon 32-bit ASNs visible in the Routing Table: 71
Special use prefixes present in the Routing Table: 4
Prefixes being announced from unallocated address space: 466
Number of addresses announced to Internet: 3113490661
Equivalent to 185 /8s, 148 /16s and 24 /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: 349997
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 267242
Total APNIC prefixes after maximum aggregation: 77146
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 258867
Unique aggregates announced from the APNIC address blocks: 102888
APNIC Region origin ASes present in the Internet Routing Table: 14665
APNIC Prefixes per ASN: 17.65
APNIC Region origin ASes announcing only one prefix: 4455
APNIC Region transit ASes present in the Internet Routing Table: 1960
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: 10129
Number of APNIC addresses announced to Internet: 753972544
Equivalent to 44 /8s, 240 /16s and 181 /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: 296464
Total ARIN prefixes after maximum aggregation: 130869
ARIN Deaggregation factor: 2.27
Prefixes being announced from the ARIN address blocks: 296984
Unique aggregates announced from the ARIN address blocks: 137579
ARIN Region origin ASes present in the Internet Routing Table: 19271
ARIN Prefixes per ASN: 15.41
ARIN Region origin ASes announcing only one prefix: 7024
ARIN Region transit ASes present in the Internet Routing Table: 1906
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: 5198
Number of ARIN addresses announced to Internet: 1349892864
Equivalent to 80 /8s, 117 /16s and 187 /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: 292233
Total RIPE prefixes after maximum aggregation: 134871
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 289926
Unique aggregates announced from the RIPE address blocks: 174012
RIPE Region origin ASes present in the Internet Routing Table: 28947
RIPE Prefixes per ASN: 10.02
RIPE Region origin ASes announcing only one prefix: 11987
RIPE Region transit ASes present in the Internet Routing Table: 3853
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: 12405
Number of RIPE addresses announced to Internet: 732112677
Equivalent to 43 /8s, 163 /16s and 39 /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: 138401
Total LACNIC prefixes after maximum aggregation: 29567
LACNIC Deaggregation factor: 4.68
Prefixes being announced from the LACNIC address blocks: 135174
Unique aggregates announced from the LACNIC address blocks: 48967
LACNIC Region origin ASes present in the Internet Routing Table: 11236
LACNIC Prefixes per ASN: 12.03
LACNIC Region origin ASes announcing only one prefix: 2207
LACNIC Region transit ASes present in the Internet Routing Table: 2463
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: 9184
Number of LACNIC addresses announced to Internet: 171851392
Equivalent to 10 /8s, 62 /16s and 62 /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: 39246
Total AfriNIC prefixes after maximum aggregation: 6853
AfriNIC Deaggregation factor: 5.73
Prefixes being announced from the AfriNIC address blocks: 53304
Unique aggregates announced from the AfriNIC address blocks: 13746
AfriNIC Region origin ASes present in the Internet Routing Table: 1917
AfriNIC Prefixes per ASN: 27.81
AfriNIC Region origin ASes announcing only one prefix: 650
AfriNIC Region transit ASes present in the Internet Routing Table: 365
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: 1284
Number of AfriNIC addresses announced to Internet: 105437696
Equivalent to 6 /8s, 72 /16s and 218 /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 10414 8921 126 CHINAMOBILE-CN China Mobile Communication
7545 6214 843 656 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4983 4194 78 ERX-CERNET-BKB China Education and Resear
9498 4315 531 280 BBIL-AP BHARTI Airtel Ltd., IN
18403 4281 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3925 1332 26 VIETEL-AS-AP Viettel Group, VN
45899 3911 1890 51 VNPT-AS-VN VNPT Corp, VN
7713 3674 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2860 850 539 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2234 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 13202 39694 4094 AMAZON-02, US
174 5466 8762 947 COGENT-174, US
11492 4694 311 587 CABLEONE, US
7155 3829 286 85 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3407 3050 182 ASN-CXA-ALL-CCI-22773-RDC, US
749 3254 54879 2505 DNIC-AS-00749, US
16625 3123 1312 2260 AKAMAI-AS, US
396982 2957 3651 470 GOOGLE-CLOUD-PLATFORM, US
36352 2657 219 812 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 9746 1294 1096 TTNET, TR
12479 7698 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4053 3396 142 AKAMAI-ASN1, NL
9009 3798 328 1976 M247, RO
12389 3078 2303 888 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2412 363 576 TELLCOM-AS, TR
212238 2097 148 1543 CDNEXT, GB
8452 1966 1852 14 TE-AS TE-AS, EG
5384 1788 585 29 EMIRATES-INTERNET Emirates Internet, AE
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 12255 3261 697 UNINET, MX
10620 3522 486 992 Telmex Colombia S.A., CO
13999 2516 539 364 Mega Cable, S.A. de C.V., MX
11830 1994 369 64 Instituto Costarricense de Electricidad y
28573 1602 2438 256 Claro NXT Telecomunicacoes Ltda, BR
3816 1333 784 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1192 371 21 Telefonica del Peru S.A.A., PE
28202 1132 52 9 Rede Brasileira de Comunicacao SA, BR
11664 1085 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1054 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 1733 607 31 RAYA-AS, EG
37457 1636 316 32 Telkom-Internet, ZA
29571 1581 102 22 ORANGE-COTE-IVOIRE, CI
24863 1562 389 16 LINKdotNET-AS, EG
36992 1432 1518 283 ETISALAT-MISR, EG
20011 1296 204 345 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1027 521 42 Vodafone-, EG
37069 932 1099 15 MOBINIL, EG
6713 561 1861 35 IAM-AS, MA
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 13202 39694 4094 AMAZON-02, US
8151 12255 3261 697 UNINET, MX
9808 10414 8921 126 CHINAMOBILE-CN China Mobile Communication
47331 9746 1294 1096 TTNET, TR
12479 7698 1714 145 UNI2-AS, ES
7545 6214 843 656 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5466 8762 947 COGENT-174, US
4538 4983 4194 78 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4694 311 587 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 12255 11558 UNINET, MX
9808 10414 10288 CHINAMOBILE-CN China Mobile Communications Grou
47331 9746 8650 TTNET, TR
12479 7698 7553 UNI2-AS, ES
7545 6214 5558 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4983 4905 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5466 4519 COGENT-174, US
18403 4281 4256 FPT-AS-AP FPT Telecom Company, VN
11492 4694 4107 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
46559 UNALLOCATED 8.3.52.0/23 3257 GTT-BACKBONE GTT, US
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
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
172.22.139.0/24 8151 UNINET, MX
172.22.243.0/24 8151 UNINET, 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 /12:302
/13:586 /14:1237 /15:2204 /16:14124 /17:8609 /18:14799
/19:25620 /20:46231 /21:54989 /22:116597 /23:111314 /24:634706
/25:584 /26:582 /27:1059 /28:64 /29:103 /30:14
/31:2 /32:830
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8827 9746 TTNET, TR
12479 6619 7698 UNI2-AS, ES
8151 6405 12255 UNINET, MX
11492 3531 4694 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3622 SHAW, CA
7155 2787 3829 VIASAT-SP-BACKBONE, US
22773 2544 3407 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2355 13202 AMAZON-02, US
30036 2206 2542 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2387 2:1546 3:615 4:25 5:4941 6:163
7:6 8:1646 9:1 10:1 11:172 12:1374
13:353 14:2552 15:354 16:283 17:369 18:923
20:521 21:4 22:188 23:7491 24:2898 25:2
27:2802 29:19 31:3309 32:51 34:84 35:209
36:2422 37:4763 38:10209 39:904 40:160 41:4764
42:1932 43:2609 44:377 45:20003 46:5068 47:294
49:1941 50:1906 51:590 52:1585 54:299 55:1091
56:11 57:264 58:2297 59:1430 60:1171 61:3097
62:3037 63:1850 64:5550 65:2208 66:4722 67:3122
68:1146 69:4021 70:1082 71:628 72:2930 74:2827
75:1609 76:617 77:2850 78:4352 79:1776 80:2239
81:2227 82:3209 83:1463 84:1876 85:4390 86:1051
87:2424 88:3541 89:4476 90:784 91:8454 92:2803
93:2919 94:4143 95:5610 96:1444 97:323 98:1000
99:642 100:72 101:1424 102:4262 103:32526 104:4794
105:2227 106:985 107:2630 108:1214 109:4154 110:2274
111:3383 112:2069 113:1829 114:1983 115:2257 116:2094
117:2744 118:2914 119:2008 120:1908 121:1439 122:2894
123:2410 124:1685 125:2901 126:91 128:1604 129:1035
130:1308 131:2079 132:901 133:451 134:1535 135:377
136:1256 137:1176 138:3232 139:1619 140:1590 141:1488
142:1951 143:1748 144:1081 145:521 146:2180 147:2113
148:2673 149:2996 150:1253 151:1753 152:2126 153:569
154:8337 155:1637 156:3251 157:1920 158:1297 159:2446
160:3681 161:1920 162:3776 163:2088 164:1763 165:2247
166:1449 167:1922 168:4383 169:818 170:5359 171:1006
172:4496 173:3252 174:906 175:1307 176:3842 177:6098
178:3975 179:2741 180:2663 181:4234 182:3372 183:2056
184:2151 185:21837 186:5776 187:5069 188:4325 189:4627
190:9959 191:2037 192:11271 193:9505 194:7888 195:5691
196:3662 197:3944 198:6216 199:8475 200:8772 201:6530
202:10889 203:10760 204:4570 205:3714 206:4687 207:3590
208:4238 209:5261 210:4889 211:2633 212:4715 213:3901
214:1037 215:48 216:6714 217:3194 218:1392 219:550
220:2090 221:1060 222:848 223:2342
End of report
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