[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Jan 14 22:46:44 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Tue 14 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: 1027518
Prefixes after maximum aggregation (per Origin AS): 374467
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 469791
Total ASes present in the Internet Routing Table: 76645
Prefixes per ASN: 13.41
Origin-only ASes present in the Internet Routing Table: 65939
Origin ASes announcing only one prefix: 26238
Transit ASes present in the Internet Routing Table: 10706
Transit-only ASes present in the Internet Routing Table: 520
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: 203
Max AS path prepend of ASN (153261) 200
Prefixes from unregistered ASNs in the Routing Table: 1132
Number of instances of unregistered ASNs: 1139
Number of 32-bit ASNs allocated by the RIRs: 46038
Number of 32-bit ASNs visible in the Routing Table: 37691
Prefixes from 32-bit ASNs in the Routing Table: 207993
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: 538
Number of addresses announced to Internet: 3125282154
Equivalent to 186 /8s, 72 /16s and 5 /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: 345436
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265901
Total APNIC prefixes after maximum aggregation: 76808
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257614
Unique aggregates announced from the APNIC address blocks: 102304
APNIC Region origin ASes present in the Internet Routing Table: 14519
APNIC Prefixes per ASN: 17.74
APNIC Region origin ASes announcing only one prefix: 4428
APNIC Region transit ASes present in the Internet Routing Table: 1924
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 203
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9967
Number of APNIC addresses announced to Internet: 762346048
Equivalent to 45 /8s, 112 /16s and 122 /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: 295950
Total ARIN prefixes after maximum aggregation: 128081
ARIN Deaggregation factor: 2.31
Prefixes being announced from the ARIN address blocks: 297468
Unique aggregates announced from the ARIN address blocks: 132416
ARIN Region origin ASes present in the Internet Routing Table: 19222
ARIN Prefixes per ASN: 15.48
ARIN Region origin ASes announcing only one prefix: 6976
ARIN Region transit ASes present in the Internet Routing Table: 1924
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: 5109
Number of ARIN addresses announced to Internet: 1347173062
Equivalent to 80 /8s, 76 /16s and 58 /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: 288129
Total RIPE prefixes after maximum aggregation: 132888
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 284873
Unique aggregates announced from the RIPE address blocks: 170652
RIPE Region origin ASes present in the Internet Routing Table: 28867
RIPE Prefixes per ASN: 9.87
RIPE Region origin ASes announcing only one prefix: 12032
RIPE Region transit ASes present in the Internet Routing Table: 3851
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: 12213
Number of RIPE addresses announced to Internet: 733181460
Equivalent to 43 /8s, 179 /16s and 118 /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: 138208
Total LACNIC prefixes after maximum aggregation: 29252
LACNIC Deaggregation factor: 4.72
Prefixes being announced from the LACNIC address blocks: 135705
Unique aggregates announced from the LACNIC address blocks: 49000
LACNIC Region origin ASes present in the Internet Routing Table: 11196
LACNIC Prefixes per ASN: 12.12
LACNIC Region origin ASes announcing only one prefix: 2160
LACNIC Region transit ASes present in the Internet Routing Table: 2489
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: 9125
Number of LACNIC addresses announced to Internet: 177610880
Equivalent to 10 /8s, 150 /16s and 32 /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: 38198
Total AfriNIC prefixes after maximum aggregation: 6736
AfriNIC Deaggregation factor: 5.67
Prefixes being announced from the AfriNIC address blocks: 51318
Unique aggregates announced from the AfriNIC address blocks: 14978
AfriNIC Region origin ASes present in the Internet Routing Table: 1921
AfriNIC Prefixes per ASN: 26.71
AfriNIC Region origin ASes announcing only one prefix: 642
AfriNIC Region transit ASes present in the Internet Routing Table: 357
Average AfriNIC Region AS path length visible: 3.7
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: 104707840
Equivalent to 6 /8s, 61 /16s and 183 /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 10354 8921 124 CHINAMOBILE-CN China Mobile Communication
7545 6199 842 665 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4932 4193 77 ERX-CERNET-BKB China Education and Resear
18403 4374 347 23 FPT-AS-AP FPT Telecom Company, VN
9498 4093 525 276 BBIL-AP BHARTI Airtel Ltd., IN
7552 3912 1331 25 VIETEL-AS-AP Viettel Group, VN
45899 3895 1890 50 VNPT-AS-VN VNPT Corp, VN
7713 3677 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2822 846 546 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 12610 38914 3296 AMAZON-02, US
174 6114 8764 890 COGENT-174, US
11492 4692 312 555 CABLEONE, US
7155 4176 287 86 VIASAT-SP-BACKBONE, US
6327 3613 1320 81 SHAW, CA
22773 3412 3049 186 ASN-CXA-ALL-CCI-22773-RDC, US
749 3261 54895 2508 DNIC-AS-00749, US
2152 3160 508 130 CENIC-2152, US
16625 3030 1311 2193 AKAMAI-AS, US
396982 2900 3657 444 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 9649 1282 1365 TTNET, TR
12479 7657 1709 143 UNI2-AS, ES
39891 4750 290 62 ALJAWWALSTC-AS, SA
20940 4050 3396 141 AKAMAI-ASN1, NL
9009 3754 322 1904 M247, RO
12389 2980 2301 888 ROSTELECOM-AS, RU
34984 2418 363 569 TELLCOM-AS, TR
8452 1948 1852 14 TE-AS TE-AS, EG
212238 1895 135 1400 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 11890 3246 709 UNINET, MX
10620 3538 491 953 Telmex Colombia S.A., CO
13999 2536 538 368 Mega Cable, S.A. de C.V., MX
11830 1995 369 64 Instituto Costarricense de Electricidad y
28573 1578 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 1126 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1112 371 22 Telefonica del Peru S.A.A., PE
22884 1074 98 371 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 1672 601 30 RAYA-AS, EG
24863 1648 389 18 LINKdotNET-AS, EG
37457 1632 316 30 Telkom-Internet, ZA
29571 1590 100 96 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 1017 523 45 Vodafone-, EG
37069 832 1083 15 MOBINIL, EG
6713 557 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 12610 38914 3296 AMAZON-02, US
8151 11890 3246 709 UNINET, MX
9808 10354 8921 124 CHINAMOBILE-CN China Mobile Communication
47331 9649 1282 1365 TTNET, TR
12479 7657 1709 143 UNI2-AS, ES
7545 6199 842 665 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6114 8764 890 COGENT-174, US
4538 4932 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4750 290 62 ALJAWWALSTC-AS, SA
11492 4692 312 555 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 11890 11181 UNINET, MX
9808 10354 10230 CHINAMOBILE-CN China Mobile Communications Grou
47331 9649 8284 TTNET, TR
12479 7657 7514 UNI2-AS, ES
7545 6199 5534 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6114 5224 COGENT-174, US
4538 4932 4855 ERX-CERNET-BKB China Education and Research Net
39891 4750 4688 ALJAWWALSTC-AS, SA
18403 4374 4351 FPT-AS-AP FPT Telecom Company, VN
11492 4692 4137 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
23.132.84.0/24 Origin: 7018 ATT-INTERNET4, US
23.132.84.0/24 Transit: 0 UNALLOCATED
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
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
/13:593 /14:1242 /15:2217 /16:14173 /17:8564 /18:14727
/19:25603 /20:46250 /21:55088 /22:116317 /23:110033 /24:626030
/25:649 /26:652 /27:1185 /28:221 /29:382 /30:268
/31:1249 /32:1595
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8735 9649 TTNET, TR
12479 6622 7657 UNI2-AS, ES
8151 6041 11890 UNINET, MX
11492 3554 4692 CABLEONE, US
39891 3441 4750 ALJAWWALSTC-AS, SA
6327 3409 3613 SHAW, CA
7155 3124 4176 VIASAT-SP-BACKBONE, US
22773 2545 3412 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2254 12610 AMAZON-02, US
30036 2236 2575 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2324 2:1669 3:547 4:25 5:4822 6:165
7:6 8:1647 9:1 10:1 11:172 12:1391
13:357 14:2528 15:334 16:270 17:362 18:907
20:459 21:4 22:188 23:7285 24:2779 25:2
27:2736 29:19 31:3130 32:56 34:73 35:185
36:2429 37:4653 38:10461 39:881 40:154 41:4707
42:2012 43:2554 44:347 45:19702 46:5015 47:295
49:2022 50:1879 51:587 52:1602 54:307 55:1015
56:8 57:244 58:2302 59:1254 60:1160 61:2987
62:3022 63:1858 64:5461 65:2229 66:4728 67:3076
68:1192 69:4030 70:1129 71:615 72:2941 74:2822
75:1641 76:638 77:2720 78:4225 79:1735 80:2259
81:2218 82:1903 83:1454 84:1821 85:4205 86:994
87:2437 88:3422 89:4460 90:758 91:8444 92:2772
93:2860 94:3920 95:5391 96:1269 97:317 98:983
99:737 100:72 101:1393 102:4075 103:32557 104:4609
105:2168 106:1015 107:2585 108:1196 109:4113 110:2270
111:3366 112:2068 113:1814 114:1948 115:2256 116:2060
117:2758 118:2889 119:2022 120:1897 121:1434 122:2871
123:2196 124:1687 125:2898 126:62 128:1686 129:986
130:1290 131:2017 132:923 133:450 134:1523 135:371
136:1322 137:1164 138:3234 139:1573 140:1518 141:1463
142:1856 143:1704 144:1036 145:473 146:2156 147:2046
148:2607 149:2920 150:1207 151:1618 152:2144 153:568
154:8122 155:1554 156:3411 157:1906 158:1262 159:2442
160:3600 161:1834 162:3668 163:1800 164:1747 165:2202
166:1340 167:1901 168:4400 169:820 170:5504 171:1001
172:4064 173:3203 174:918 175:1286 176:3701 177:6245
178:3917 179:2666 180:2616 181:4152 182:3364 183:2078
184:2275 185:21639 186:5710 187:4944 188:4363 189:4486
190:9926 191:2082 192:11263 193:9408 194:7784 195:5552
196:3447 197:3798 198:6195 199:8334 200:8772 201:6543
202:10859 203:10739 204:4613 205:3713 206:4719 207:3634
208:4235 209:5216 210:4896 211:2624 212:4615 213:3865
214:1050 215:42 216:6687 217:3155 218:1393 219:551
220:2109 221:1053 222:853 223:2323
End of report
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