[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Jan 20 22:46:46 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Mon 20 Jan, 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: 1028863
Prefixes after maximum aggregation (per Origin AS): 375856
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 472170
Total ASes present in the Internet Routing Table: 76668
Prefixes per ASN: 13.42
Origin-only ASes present in the Internet Routing Table: 65987
Origin ASes announcing only one prefix: 26244
Transit ASes present in the Internet Routing Table: 10681
Transit-only ASes present in the Internet Routing Table: 515
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 3.2
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: 1137
Number of 32-bit ASNs allocated by the RIRs: 46119
Number of 32-bit ASNs visible in the Routing Table: 37723
Prefixes from 32-bit ASNs in the Routing Table: 208928
Number of bogon 32-bit ASNs visible in the Routing Table: 74
Special use prefixes present in the Routing Table: 15
Prefixes being announced from unallocated address space: 552
Number of addresses announced to Internet: 3124781947
Equivalent to 186 /8s, 64 /16s and 99 /24s
Percentage of available address space announced: 84.4
Percentage of allocated address space announced: 84.4
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: 346153
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265920
Total APNIC prefixes after maximum aggregation: 76785
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257645
Unique aggregates announced from the APNIC address blocks: 102308
APNIC Region origin ASes present in the Internet Routing Table: 14524
APNIC Prefixes per ASN: 17.74
APNIC Region origin ASes announcing only one prefix: 4425
APNIC Region transit ASes present in the Internet Routing Table: 1927
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 38
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9978
Number of APNIC addresses announced to Internet: 762181440
Equivalent to 45 /8s, 109 /16s and 247 /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, 131072-153913
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: 296380
Total ARIN prefixes after maximum aggregation: 128607
ARIN Deaggregation factor: 2.30
Prefixes being announced from the ARIN address blocks: 297849
Unique aggregates announced from the ARIN address blocks: 134217
ARIN Region origin ASes present in the Internet Routing Table: 19225
ARIN Prefixes per ASN: 15.49
ARIN Region origin ASes announcing only one prefix: 6985
ARIN Region transit ASes present in the Internet Routing Table: 1926
Average ARIN Region AS path length visible: 2.8
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5118
Number of ARIN addresses announced to Internet: 1346675910
Equivalent to 80 /8s, 68 /16s and 164 /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: 288578
Total RIPE prefixes after maximum aggregation: 133727
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 285404
Unique aggregates announced from the RIPE address blocks: 171115
RIPE Region origin ASes present in the Internet Routing Table: 28894
RIPE Prefixes per ASN: 9.88
RIPE Region origin ASes announcing only one prefix: 12034
RIPE Region transit ASes present in the Internet Routing Table: 3828
Average RIPE Region AS path length visible: 3.2
Max RIPE Region AS path length visible: 24
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12232
Number of RIPE addresses announced to Internet: 733354533
Equivalent to 43 /8s, 182 /16s and 26 /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: 138631
Total LACNIC prefixes after maximum aggregation: 29268
LACNIC Deaggregation factor: 4.74
Prefixes being announced from the LACNIC address blocks: 136115
Unique aggregates announced from the LACNIC address blocks: 48981
LACNIC Region origin ASes present in the Internet Routing Table: 11194
LACNIC Prefixes per ASN: 12.16
LACNIC Region origin ASes announcing only one prefix: 2160
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: 9120
Number of LACNIC addresses announced to Internet: 177620608
Equivalent to 10 /8s, 150 /16s and 70 /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: 38224
Total AfriNIC prefixes after maximum aggregation: 6769
AfriNIC Deaggregation factor: 5.65
Prefixes being announced from the AfriNIC address blocks: 51296
Unique aggregates announced from the AfriNIC address blocks: 15106
AfriNIC Region origin ASes present in the Internet Routing Table: 1918
AfriNIC Prefixes per ASN: 26.74
AfriNIC Region origin ASes announcing only one prefix: 640
AfriNIC Region transit ASes present in the Internet Routing Table: 367
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: 1275
Number of AfriNIC addresses announced to Internet: 104683776
Equivalent to 6 /8s, 61 /16s and 89 /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 10387 8921 124 CHINAMOBILE-CN China Mobile Communication
7545 6200 842 665 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5037 4193 77 ERX-CERNET-BKB China Education and Resear
18403 4246 347 23 FPT-AS-AP FPT Telecom Company, VN
9498 4153 529 281 BBIL-AP BHARTI Airtel Ltd., IN
7552 3913 1331 25 VIETEL-AS-AP Viettel Group, VN
45899 3898 1890 50 VNPT-AS-VN VNPT Corp, VN
7713 3678 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2820 846 545 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2235 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 12596 38855 3699 AMAZON-02, US
174 6128 8763 894 COGENT-174, US
11492 4696 312 551 CABLEONE, US
7155 4176 287 86 VIASAT-SP-BACKBONE, US
6327 3615 1320 81 SHAW, CA
22773 3412 3049 186 ASN-CXA-ALL-CCI-22773-RDC, US
749 3261 54895 2508 DNIC-AS-00749, US
2152 3171 508 130 CENIC-2152, US
16625 3021 1303 2198 AKAMAI-AS, US
396982 2901 3657 442 GOOGLE-CLOUD-PLATFORM, 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 9449 1264 1936 TTNET, TR
12479 7656 1709 143 UNI2-AS, ES
39891 4750 290 62 ALJAWWALSTC-AS, SA
20940 4057 3396 141 AKAMAI-ASN1, NL
9009 3744 321 1902 M247, RO
12389 2980 2301 888 ROSTELECOM-AS, RU
34984 2418 364 573 TELLCOM-AS, TR
8452 1950 1852 14 TE-AS TE-AS, EG
212238 1898 136 1402 CDNEXT, GB
5384 1792 585 30 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 11917 3247 705 UNINET, MX
10620 3539 492 954 Telmex Colombia S.A., CO
13999 2536 538 368 Mega Cable, S.A. de C.V., MX
11830 1990 369 64 Instituto Costarricense de Electricidad y
28573 1579 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 778 207 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6503 1170 374 163 Axtel, S.A.B. de C.V., MX
28202 1127 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1108 371 22 Telefonica del Peru S.A.A., PE
22884 1075 98 372 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 1683 601 30 RAYA-AS, EG
24863 1648 389 18 LINKdotNET-AS, EG
37457 1634 316 32 Telkom-Internet, ZA
29571 1542 97 105 ORANGE-COTE-IVOIRE, CI
36992 1425 1518 286 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
20011 1236 193 304 INTERNET-SOLUTIONS, ZA
36935 1002 521 42 Vodafone-, EG
37069 832 1083 15 MOBINIL, EG
6713 558 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 12596 38855 3699 AMAZON-02, US
8151 11917 3247 705 UNINET, MX
9808 10387 8921 124 CHINAMOBILE-CN China Mobile Communication
47331 9449 1264 1936 TTNET, TR
12479 7656 1709 143 UNI2-AS, ES
7545 6200 842 665 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6128 8763 894 COGENT-174, US
4538 5037 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4750 290 62 ALJAWWALSTC-AS, SA
11492 4696 312 551 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 11917 11212 UNINET, MX
9808 10387 10263 CHINAMOBILE-CN China Mobile Communications Grou
47331 9449 7513 TTNET, TR
12479 7656 7513 UNI2-AS, ES
7545 6200 5535 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6128 5234 COGENT-174, US
4538 5037 4960 ERX-CERNET-BKB China Education and Research Net
39891 4750 4688 ALJAWWALSTC-AS, SA
18403 4246 4223 FPT-AS-AP FPT Telecom Company, VN
11492 4696 4145 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
400866 UNALLOCATED 2.59.148.0/23 21859 ZEN-ECN, US
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
40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, 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
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
100.80.0.0/24 60478 KSYS, CH
100.126.255.172/30 13979 ATT-IPFR, US
100.126.255.176/30 13979 ATT-IPFR, US
100.126.255.180/30 13979 ATT-IPFR, US
100.126.255.184/30 13979 ATT-IPFR, US
100.127.255.0/26 64510 RESERVED, ZZ
100.127.255.64/28 64510 RESERVED, ZZ
100.127.255.80/28 64510 RESERVED, ZZ
100.127.255.128/26 64511 RESERVED, ZZ
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
23.132.192.0/24 Origin: 30500 WOLFPAWSERVICES, CA
23.132.192.0/24 Transit: 6939 HURRICANE, US
23.140.16.0/24 Origin: 63371 RESERVED, ZZ
23.140.16.0/24 Transit: 7018 ATT-INTERNET4, US
23.140.48.0/24 Origin: 63371 RESERVED, ZZ
23.140.48.0/24 Transit: 7018 ATT-INTERNET4, US
23.140.176.0/24 Origin: 40676 AS40676, US
23.140.176.0/24 Transit: 18106 VIEWQWEST-SG-AP Viewqwest Pte Ltd, SG
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 /10:42 /11:93 /12:312
/13:592 /14:1241 /15:2214 /16:14149 /17:8562 /18:14726
/19:25616 /20:46306 /21:55141 /22:116436 /23:110220 /24:627002
/25:650 /26:643 /27:1188 /28:223 /29:378 /30:249
/31:1257 /32:1590
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8540 9449 TTNET, TR
12479 6618 7656 UNI2-AS, ES
8151 6070 11917 UNINET, MX
11492 3555 4696 CABLEONE, US
39891 3441 4750 ALJAWWALSTC-AS, SA
6327 3410 3615 SHAW, CA
7155 3124 4176 VIASAT-SP-BACKBONE, US
22773 2545 3412 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2254 12596 AMAZON-02, US
30036 2234 2573 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2321 2:1682 3:548 4:25 5:4835 6:165
7:6 8:1645 9:1 10:1 11:172 12:1391
13:353 14:2535 15:336 16:269 17:361 18:904
20:460 21:4 22:188 23:7315 24:2769 25:2
27:2778 29:19 31:3171 32:56 34:74 35:189
36:2431 37:4673 38:10475 39:896 40:152 41:4701
42:1949 43:2567 44:346 45:19761 46:5027 47:296
49:2010 50:1872 51:586 52:1602 54:307 55:1028
56:8 57:245 58:2304 59:1256 60:1160 61:2985
62:3037 63:1856 64:5472 65:2230 66:4729 67:3075
68:1184 69:4036 70:1126 71:616 72:2940 74:2808
75:1643 76:636 77:2729 78:4168 79:1750 80:2257
81:2220 82:1976 83:1456 84:1815 85:4193 86:1001
87:2462 88:3355 89:4479 90:752 91:8468 92:2770
93:2898 94:3920 95:5375 96:1270 97:318 98:985
99:737 100:72 101:1396 102:4089 103:32592 104:4633
105:2164 106:1008 107:2619 108:1197 109:4113 110:2266
111:3331 112:2070 113:1807 114:1949 115:2220 116:2065
117:2749 118:2884 119:2018 120:1904 121:1434 122:2867
123:2190 124:1690 125:2891 126:62 128:1695 129:1025
130:1293 131:2033 132:923 133:450 134:1515 135:370
136:1347 137:1165 138:3237 139:1587 140:1528 141:1611
142:1868 143:1712 144:1038 145:473 146:2156 147:2058
148:2608 149:2916 150:1208 151:1652 152:2115 153:574
154:8045 155:1553 156:3413 157:1911 158:1261 159:2438
160:3616 161:1844 162:3677 163:1801 164:1744 165:2203
166:1335 167:1896 168:4407 169:819 170:5517 171:1005
172:4070 173:3211 174:919 175:1288 176:3711 177:6336
178:3925 179:2671 180:2625 181:4132 182:3366 183:2058
184:2276 185:21688 186:5736 187:5063 188:4381 189:4547
190:9917 191:2110 192:11294 193:9412 194:7811 195:5599
196:3446 197:3802 198:6189 199:8335 200:8680 201:6587
202:10866 203:10743 204:4600 205:3735 206:4718 207:3637
208:4230 209:5217 210:4850 211:2621 212:4621 213:3874
214:1051 215:42 216:6689 217:3165 218:1394 219:555
220:2109 221:1053 222:853 223:2318
End of report
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