[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 9 22:46:33 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Wed 09 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: 1034184
Prefixes after maximum aggregation (per Origin AS): 379361
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 476795
Total ASes present in the Internet Routing Table: 76931
Prefixes per ASN: 13.44
Origin-only ASes present in the Internet Routing Table: 66223
Origin ASes announcing only one prefix: 26288
Transit ASes present in the Internet Routing Table: 10708
Transit-only ASes present in the Internet Routing Table: 548
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: 54
Max AS path prepend of ASN (135823) 50
Prefixes from unregistered ASNs in the Routing Table: 1159
Number of instances of unregistered ASNs: 1165
Number of 32-bit ASNs allocated by the RIRs: 46148
Number of 32-bit ASNs visible in the Routing Table: 38155
Prefixes from 32-bit ASNs in the Routing Table: 211945
Number of bogon 32-bit ASNs visible in the Routing Table: 77
Special use prefixes present in the Routing Table: 4
Prefixes being announced from unallocated address space: 483
Number of addresses announced to Internet: 3113205989
Equivalent to 185 /8s, 143 /16s and 192 /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: 349962
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 267076
Total APNIC prefixes after maximum aggregation: 77130
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 258682
Unique aggregates announced from the APNIC address blocks: 102736
APNIC Region origin ASes present in the Internet Routing Table: 14646
APNIC Prefixes per ASN: 17.66
APNIC Region origin ASes announcing only one prefix: 4449
APNIC Region transit ASes present in the Internet Routing Table: 1963
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 54
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10107
Number of APNIC addresses announced to Internet: 753916992
Equivalent to 44 /8s, 239 /16s and 220 /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: 295791
Total ARIN prefixes after maximum aggregation: 130475
ARIN Deaggregation factor: 2.27
Prefixes being announced from the ARIN address blocks: 296578
Unique aggregates announced from the ARIN address blocks: 137273
ARIN Region origin ASes present in the Internet Routing Table: 19255
ARIN Prefixes per ASN: 15.40
ARIN Region origin ASes announcing only one prefix: 7016
ARIN Region transit ASes present in the Internet Routing Table: 1896
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: 5188
Number of ARIN addresses announced to Internet: 1349776384
Equivalent to 80 /8s, 115 /16s and 244 /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: 292232
Total RIPE prefixes after maximum aggregation: 134662
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 289788
Unique aggregates announced from the RIPE address blocks: 173773
RIPE Region origin ASes present in the Internet Routing Table: 28945
RIPE Prefixes per ASN: 10.01
RIPE Region origin ASes announcing only one prefix: 11998
RIPE Region transit ASes present in the Internet Routing Table: 3853
Average RIPE Region AS path length visible: 3.1
Max RIPE Region AS path length visible: 22
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12400
Number of RIPE addresses announced to Internet: 731845925
Equivalent to 43 /8s, 159 /16s and 21 /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: 138680
Total LACNIC prefixes after maximum aggregation: 29547
LACNIC Deaggregation factor: 4.69
Prefixes being announced from the LACNIC address blocks: 135485
Unique aggregates announced from the LACNIC address blocks: 49002
LACNIC Region origin ASes present in the Internet Routing Table: 11235
LACNIC Prefixes per ASN: 12.06
LACNIC Region origin ASes announcing only one prefix: 2183
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: 9183
Number of LACNIC addresses announced to Internet: 171993984
Equivalent to 10 /8s, 64 /16s and 107 /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: 6849
AfriNIC Deaggregation factor: 5.73
Prefixes being announced from the AfriNIC address blocks: 53166
Unique aggregates announced from the AfriNIC address blocks: 13588
AfriNIC Region origin ASes present in the Internet Routing Table: 1910
AfriNIC Prefixes per ASN: 27.84
AfriNIC Region origin ASes announcing only one prefix: 642
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: 1277
Number of AfriNIC addresses announced to Internet: 105429504
Equivalent to 6 /8s, 72 /16s and 186 /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 10373 8921 126 CHINAMOBILE-CN China Mobile Communication
7545 6213 843 656 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4981 4193 77 ERX-CERNET-BKB China Education and Resear
9498 4309 531 279 BBIL-AP BHARTI Airtel Ltd., IN
18403 4253 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3923 1332 26 VIETEL-AS-AP Viettel Group, VN
45899 3910 1890 51 VNPT-AS-VN VNPT Corp, VN
7713 3679 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2856 850 539 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2233 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 13002 39641 3938 AMAZON-02, US
174 5543 8766 961 COGENT-174, US
11492 4687 311 584 CABLEONE, US
7155 3828 286 85 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3412 3050 185 ASN-CXA-ALL-CCI-22773-RDC, US
749 3255 54879 2506 DNIC-AS-00749, US
16625 3116 1311 2259 AKAMAI-AS, US
396982 2949 3649 466 GOOGLE-CLOUD-PLATFORM, US
36352 2634 217 806 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 7716 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4046 3396 142 AKAMAI-ASN1, NL
9009 3790 328 1974 M247, RO
12389 3076 2303 887 ROSTELECOM-AS, RU
34984 2412 363 575 TELLCOM-AS, TR
212238 2082 148 1532 CDNEXT, GB
8452 1957 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 12234 3263 688 UNINET, MX
10620 3536 487 974 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 1601 2438 256 Claro NXT Telecomunicacoes Ltda, BR
3816 1333 784 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1192 371 22 Telefonica del Peru S.A.A., PE
28202 1132 52 9 Rede Brasileira de Comunicacao SA, BR
11664 1078 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1052 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 1702 599 30 RAYA-AS, EG
24863 1643 389 16 LINKdotNET-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
29571 1574 102 22 ORANGE-COTE-IVOIRE, CI
36992 1429 1518 287 ETISALAT-MISR, EG
20011 1295 204 345 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1028 523 45 Vodafone-, EG
37069 932 1099 15 MOBINIL, EG
6713 562 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 13002 39641 3938 AMAZON-02, US
8151 12234 3263 688 UNINET, MX
9808 10373 8921 126 CHINAMOBILE-CN China Mobile Communication
47331 9746 1294 1096 TTNET, TR
12479 7716 1714 145 UNI2-AS, ES
7545 6213 843 656 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5543 8766 961 COGENT-174, US
4538 4981 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4687 311 584 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 12234 11546 UNINET, MX
9808 10373 10247 CHINAMOBILE-CN China Mobile Communications Grou
47331 9746 8650 TTNET, TR
12479 7716 7571 UNI2-AS, ES
7545 6213 5557 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4981 4904 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5543 4582 COGENT-174, US
18403 4253 4228 FPT-AS-AP FPT Telecom Company, VN
11492 4687 4103 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 /15:2205 /16:14119 /17:8603 /18:14807
/19:25638 /20:46242 /21:54998 /22:116562 /23:111319 /24:634140
/25:588 /26:585 /27:1060 /28:67 /29:105 /30:20
/31:2 /32:832
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8827 9746 TTNET, TR
12479 6637 7716 UNI2-AS, ES
8151 6381 12234 UNINET, MX
11492 3531 4687 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3622 SHAW, CA
7155 2787 3828 VIASAT-SP-BACKBONE, US
22773 2546 3412 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2335 13002 AMAZON-02, US
30036 2210 2550 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 2:1549 3:613 4:25 5:4925 6:163
7:6 8:1642 9:1 10:1 11:172 12:1377
13:351 14:2549 15:354 16:280 17:366 18:921
20:489 21:4 22:188 23:7428 24:2899 25:2
27:2773 29:19 31:3312 32:52 34:84 35:210
36:2424 37:4763 38:10301 39:900 40:160 41:4763
42:1917 43:2612 44:369 45:20065 46:5040 47:291
49:1944 50:1910 51:590 52:1583 54:300 55:749
56:11 57:260 58:2298 59:1427 60:1171 61:3097
62:3036 63:1855 64:5536 65:2208 66:4733 67:3118
68:1138 69:4021 70:1087 71:631 72:2929 74:2839
75:1611 76:615 77:2855 78:4354 79:1762 80:2235
81:2217 82:3177 83:1466 84:1873 85:4382 86:1049
87:2433 88:3546 89:4497 90:779 91:8447 92:2814
93:2906 94:4134 95:5580 96:1444 97:322 98:1001
99:640 100:70 101:1425 102:4226 103:32510 104:4788
105:2235 106:991 107:2628 108:1213 109:4155 110:2270
111:3379 112:2068 113:1832 114:1982 115:2267 116:2092
117:2743 118:2914 119:2007 120:1904 121:1440 122:2892
123:2417 124:1686 125:2901 126:91 128:1611 129:1039
130:1307 131:2059 132:896 133:451 134:1532 135:378
136:1316 137:1174 138:3263 139:1619 140:1571 141:1487
142:1889 143:1766 144:1079 145:522 146:2185 147:2113
148:2663 149:2989 150:1257 151:1743 152:2126 153:572
154:8194 155:1656 156:3243 157:1921 158:1281 159:2436
160:3672 161:1918 162:3749 163:2029 164:1756 165:2246
166:1450 167:1912 168:4379 169:821 170:5536 171:1007
172:4499 173:3256 174:912 175:1299 176:3818 177:6112
178:3971 179:2765 180:2662 181:4243 182:3378 183:2041
184:2152 185:21829 186:5777 187:5063 188:4330 189:4625
190:9980 191:2053 192:11248 193:9505 194:7912 195:5688
196:3678 197:3973 198:6229 199:8487 200:8759 201:6557
202:10871 203:10764 204:4579 205:3716 206:4679 207:3592
208:4230 209:5260 210:4880 211:2636 212:4693 213:3897
214:1050 215:48 216:6691 217:3188 218:1390 219:550
220:2089 221:1071 222:846 223:2330
End of report
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