[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Jan 17 22:46:52 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Fri 17 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: 1028745
Prefixes after maximum aggregation (per Origin AS): 375063
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 472018
Total ASes present in the Internet Routing Table: 76663
Prefixes per ASN: 13.42
Origin-only ASes present in the Internet Routing Table: 65981
Origin ASes announcing only one prefix: 26228
Transit ASes present in the Internet Routing Table: 10682
Transit-only ASes present in the Internet Routing Table: 522
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: 1139
Number of instances of unregistered ASNs: 1146
Number of 32-bit ASNs allocated by the RIRs: 46084
Number of 32-bit ASNs visible in the Routing Table: 37715
Prefixes from 32-bit ASNs in the Routing Table: 208817
Number of bogon 32-bit ASNs visible in the Routing Table: 81
Special use prefixes present in the Routing Table: 15
Prefixes being announced from unallocated address space: 543
Number of addresses announced to Internet: 3124946811
Equivalent to 186 /8s, 66 /16s and 231 /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: 346133
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 266093
Total APNIC prefixes after maximum aggregation: 76778
APNIC Deaggregation factor: 3.47
Prefixes being announced from the APNIC address blocks: 257806
Unique aggregates announced from the APNIC address blocks: 102319
APNIC Region origin ASes present in the Internet Routing Table: 14514
APNIC Prefixes per ASN: 17.76
APNIC Region origin ASes announcing only one prefix: 4418
APNIC Region transit ASes present in the Internet Routing Table: 1920
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: 9969
Number of APNIC addresses announced to Internet: 762444608
Equivalent to 45 /8s, 113 /16s and 251 /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: 296008
Total ARIN prefixes after maximum aggregation: 128493
ARIN Deaggregation factor: 2.30
Prefixes being announced from the ARIN address blocks: 297497
Unique aggregates announced from the ARIN address blocks: 134211
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: 6985
ARIN Region transit ASes present in the Internet Routing Table: 1921
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: 5114
Number of ARIN addresses announced to Internet: 1346660550
Equivalent to 80 /8s, 68 /16s and 104 /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: 288577
Total RIPE prefixes after maximum aggregation: 133050
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 285375
Unique aggregates announced from the RIPE address blocks: 170954
RIPE Region origin ASes present in the Internet Routing Table: 28885
RIPE Prefixes per ASN: 9.88
RIPE Region origin ASes announcing only one prefix: 12022
RIPE Region transit ASes present in the Internet Routing Table: 3843
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: 12229
Number of RIPE addresses announced to Internet: 733290277
Equivalent to 43 /8s, 181 /16s and 31 /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: 138721
Total LACNIC prefixes after maximum aggregation: 29273
LACNIC Deaggregation factor: 4.74
Prefixes being announced from the LACNIC address blocks: 136195
Unique aggregates announced from the LACNIC address blocks: 49002
LACNIC Region origin ASes present in the Internet Routing Table: 11201
LACNIC Prefixes per ASN: 12.16
LACNIC Region origin ASes announcing only one prefix: 2162
LACNIC Region transit ASes present in the Internet Routing Table: 2478
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: 9129
Number of LACNIC addresses announced to Internet: 177612416
Equivalent to 10 /8s, 150 /16s and 38 /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: 38207
Total AfriNIC prefixes after maximum aggregation: 6759
AfriNIC Deaggregation factor: 5.65
Prefixes being announced from the AfriNIC address blocks: 51327
Unique aggregates announced from the AfriNIC address blocks: 15086
AfriNIC Region origin ASes present in the Internet Routing Table: 1917
AfriNIC Prefixes per ASN: 26.77
AfriNIC Region origin ASes announcing only one prefix: 641
AfriNIC Region transit ASes present in the Internet Routing Table: 360
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: 1274
Number of AfriNIC addresses announced to Internet: 104674816
Equivalent to 6 /8s, 61 /16s and 54 /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 10374 8921 124 CHINAMOBILE-CN China Mobile Communication
7545 6199 842 665 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5034 4193 77 ERX-CERNET-BKB China Education and Resear
18403 4296 347 23 FPT-AS-AP FPT Telecom Company, VN
9498 4111 526 278 BBIL-AP BHARTI Airtel Ltd., IN
7552 3910 1331 25 VIETEL-AS-AP Viettel Group, VN
45899 3897 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 12574 38853 3693 AMAZON-02, US
174 6120 8764 893 COGENT-174, US
11492 4696 312 551 CABLEONE, US
7155 4176 287 86 VIASAT-SP-BACKBONE, US
6327 3614 1320 81 SHAW, CA
22773 3412 3049 186 ASN-CXA-ALL-CCI-22773-RDC, US
749 3261 54895 2508 DNIC-AS-00749, US
2152 3155 508 130 CENIC-2152, US
16625 3019 1305 2195 AKAMAI-AS, US
396982 2900 3657 443 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 7648 1709 143 UNI2-AS, ES
39891 4750 290 62 ALJAWWALSTC-AS, SA
20940 4053 3396 141 AKAMAI-ASN1, NL
9009 3745 322 1905 M247, RO
12389 2981 2301 888 ROSTELECOM-AS, RU
34984 2417 364 572 TELLCOM-AS, TR
8452 1950 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 11900 3246 706 UNINET, MX
10620 3539 492 954 Telmex Colombia S.A., CO
13999 2538 538 368 Mega Cable, S.A. de C.V., MX
11830 1991 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 1127 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1112 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 1672 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 1001 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 12574 38853 3693 AMAZON-02, US
8151 11900 3246 706 UNINET, MX
9808 10374 8921 124 CHINAMOBILE-CN China Mobile Communication
47331 9649 1282 1365 TTNET, TR
12479 7648 1709 143 UNI2-AS, ES
7545 6199 842 665 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6120 8764 893 COGENT-174, US
4538 5034 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 11900 11194 UNINET, MX
9808 10374 10250 CHINAMOBILE-CN China Mobile Communications Grou
47331 9649 8284 TTNET, TR
12479 7648 7505 UNI2-AS, ES
7545 6199 5534 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6120 5227 COGENT-174, US
4538 5034 4957 ERX-CERNET-BKB China Education and Research Net
39891 4750 4688 ALJAWWALSTC-AS, SA
18403 4296 4273 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 /16:14167 /17:8559 /18:14728
/19:25610 /20:46258 /21:55132 /22:116384 /23:110184 /24:627030
/25:652 /26:643 /27:1186 /28:220 /29:375 /30:248
/31:1257 /32:1585
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8735 9649 TTNET, TR
12479 6612 7648 UNI2-AS, ES
8151 6055 11900 UNINET, MX
11492 3555 4696 CABLEONE, US
39891 3441 4750 ALJAWWALSTC-AS, SA
6327 3410 3614 SHAW, CA
7155 3124 4176 VIASAT-SP-BACKBONE, US
22773 2545 3412 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2258 12574 AMAZON-02, US
30036 2239 2578 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2319 2:1678 3:547 4:25 5:4817 6:165
7:6 8:1646 9:1 10:1 11:172 12:1391
13:355 14:2532 15:335 16:270 17:362 18:899
20:459 21:4 22:188 23:7296 24:2780 25:2
27:2751 29:19 31:3157 32:56 34:74 35:189
36:2429 37:4664 38:10447 39:896 40:154 41:4718
42:1974 43:2577 44:348 45:19773 46:5030 47:296
49:2022 50:1875 51:587 52:1603 54:306 55:1029
56:8 57:245 58:2305 59:1256 60:1160 61:2989
62:3029 63:1862 64:5466 65:2229 66:4726 67:3080
68:1187 69:4035 70:1126 71:616 72:2939 74:2808
75:1641 76:637 77:2726 78:4226 79:1740 80:2257
81:2222 82:1926 83:1457 84:1817 85:4210 86:994
87:2464 88:3423 89:4478 90:753 91:8456 92:2768
93:2893 94:3918 95:5391 96:1271 97:318 98:985
99:737 100:72 101:1393 102:4075 103:32635 104:4627
105:2164 106:1025 107:2624 108:1200 109:4115 110:2270
111:3379 112:2069 113:1818 114:1953 115:2274 116:2064
117:2705 118:2884 119:2019 120:1904 121:1436 122:2870
123:2188 124:1690 125:2891 126:62 128:1694 129:1022
130:1291 131:2031 132:930 133:450 134:1516 135:368
136:1348 137:1164 138:3249 139:1581 140:1525 141:1496
142:1852 143:1725 144:1038 145:476 146:2158 147:2057
148:2601 149:2914 150:1205 151:1639 152:2114 153:569
154:8113 155:1554 156:3406 157:1903 158:1258 159:2441
160:3613 161:1841 162:3671 163:1802 164:1740 165:2204
166:1337 167:1896 168:4428 169:816 170:5521 171:1005
172:4065 173:3213 174:919 175:1288 176:3712 177:6375
178:3927 179:2667 180:2625 181:4135 182:3365 183:2068
184:2278 185:21670 186:5714 187:5038 188:4380 189:4494
190:9922 191:2084 192:11291 193:9414 194:7818 195:5576
196:3446 197:3799 198:6182 199:8340 200:8787 201:6590
202:10861 203:10771 204:4607 205:3609 206:4720 207:3640
208:4240 209:5213 210:4892 211:2627 212:4618 213:3868
214:1051 215:42 216:6687 217:3161 218:1394 219:551
220:2103 221:1054 222:853 223:2320
End of report
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