[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sat Aug 19 22:42:04 UTC 2023
IPv4 R&E Routing Table Report 22:35 GMT Sat 19 Aug, 2023
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: 980860
Prefixes after maximum aggregation (per Origin AS): 358879
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 453180
Total ASes present in the Internet Routing Table: 75053
Prefixes per ASN: 13.07
Origin-only ASes present in the Internet Routing Table: 64452
Origin ASes announcing only one prefix: 25845
Transit ASes present in the Internet Routing Table: 10601
Transit-only ASes present in the Internet Routing Table: 456
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 131
Max AS path prepend of ASN ( 37447) 129
Prefixes from unregistered ASNs in the Routing Table: 1179
Number of instances of unregistered ASNs: 1181
Number of 32-bit ASNs allocated by the RIRs: 42466
Number of 32-bit ASNs visible in the Routing Table: 35148
Prefixes from 32-bit ASNs in the Routing Table: 183173
Number of bogon 32-bit ASNs visible in the Routing Table: 38
Special use prefixes present in the Routing Table: 22
Prefixes being announced from unallocated address space: 643
Number of addresses announced to Internet: 3055515562
Equivalent to 182 /8s, 31 /16s and 119 /24s
Percentage of available address space announced: 82.5
Percentage of allocated address space announced: 82.5
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: 337215
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255970
Total APNIC prefixes after maximum aggregation: 71173
APNIC Deaggregation factor: 3.60
Prefixes being announced from the APNIC address blocks: 249422
Unique aggregates announced from the APNIC address blocks: 98806
APNIC Region origin ASes present in the Internet Routing Table: 13685
APNIC Prefixes per ASN: 18.23
APNIC Region origin ASes announcing only one prefix: 4000
APNIC Region transit ASes present in the Internet Routing Table: 1846
Average APNIC Region AS path length visible: 4.9
Max APNIC Region AS path length visible: 25
Number of APNIC region 32-bit ASNs visible in the Routing Table: 8982
Number of APNIC addresses announced to Internet: 774447712
Equivalent to 46 /8s, 41 /16s and 34 /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: 281581
Total ARIN prefixes after maximum aggregation: 125570
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 283153
Unique aggregates announced from the ARIN address blocks: 131199
ARIN Region origin ASes present in the Internet Routing Table: 19159
ARIN Prefixes per ASN: 14.78
ARIN Region origin ASes announcing only one prefix: 6955
ARIN Region transit ASes present in the Internet Routing Table: 1920
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4841
Number of ARIN addresses announced to Internet: 1276915776
Equivalent to 76 /8s, 28 /16s and 48 /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, 393216-401308
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, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 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: 279977
Total RIPE prefixes after maximum aggregation: 126574
RIPE Deaggregation factor: 2.21
Prefixes being announced from the RIPE address blocks: 275839
Unique aggregates announced from the RIPE address blocks: 160270
RIPE Region origin ASes present in the Internet Routing Table: 28520
RIPE Prefixes per ASN: 9.67
RIPE Region origin ASes announcing only one prefix: 12014
RIPE Region transit ASes present in the Internet Routing Table: 3942
Average RIPE Region AS path length visible: 4.7
Max RIPE Region AS path length visible: 36
Number of RIPE region 32-bit ASNs visible in the Routing Table: 11358
Number of RIPE addresses announced to Internet: 717224158
Equivalent to 42 /8s, 191 /16s and 248 /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,
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: 128038
Total LACNIC prefixes after maximum aggregation: 28791
LACNIC Deaggregation factor: 4.45
Prefixes being announced from the LACNIC address blocks: 127426
Unique aggregates announced from the LACNIC address blocks: 49650
LACNIC Region origin ASes present in the Internet Routing Table: 11027
LACNIC Prefixes per ASN: 11.56
LACNIC Region origin ASes announcing only one prefix: 2294
LACNIC Region transit ASes present in the Internet Routing Table: 2366
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 52
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8837
Number of LACNIC addresses announced to Internet: 178706976
Equivalent to 10 /8s, 166 /16s and 218 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-273820 + 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: 34115
Total AfriNIC prefixes after maximum aggregation: 5996
AfriNIC Deaggregation factor: 5.69
Prefixes being announced from the AfriNIC address blocks: 44376
Unique aggregates announced from the AfriNIC address blocks: 12708
AfriNIC Region origin ASes present in the Internet Routing Table: 1788
AfriNIC Prefixes per ASN: 24.82
AfriNIC Region origin ASes announcing only one prefix: 582
AfriNIC Region transit ASes present in the Internet Routing Table: 337
Average AfriNIC Region AS path length visible: 5.0
Max AfriNIC Region AS path length visible: 131
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1130
Number of AfriNIC addresses announced to Internet: 107799808
Equivalent to 6 /8s, 108 /16s and 229 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 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 9544 8707 43 CHINAMOBILE-CN China Mobile Communicati
7545 5718 784 689 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4991 4193 76 ERX-CERNET-BKB China Education and Rese
18403 4351 347 25 FPT-AS-AP FPT Telecom Company, VN
45899 4048 1857 53 VNPT-AS-VN VNPT Corp, VN
7552 3733 1331 21 VIETEL-AS-AP Viettel Group, VN
7713 3596 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon
9498 3090 498 251 BBIL-AP BHARTI Airtel Ltd., IN
24560 2491 845 407 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
4766 2313 11270 588 KIXS-AS-KR Korea Telecom, KR
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 8892 10976 3196 AMAZON-02, US
11492 4528 300 625 CABLEONE, US
7155 4195 289 102 VIASAT-SP-BACKBONE, US
22773 3666 3062 295 ASN-CXA-ALL-CCI-22773-RDC, US
174 3626 6656 623 COGENT-174, US
6327 3524 1319 66 SHAW, CA
16625 3157 1528 2346 AKAMAI-AS, US
749 3150 54961 2402 DNIC-AS-00749, US
367 2999 3831 1423 DNIC-ASBLK-00306-00371, US
396982 2688 3596 388 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 8281 1142 3288 TTNET, TR
12479 7353 1713 145 UNI2-AS, ES
39891 4897 290 61 ALJAWWALSTC-AS, SA
20940 4166 3399 187 AKAMAI-ASN1, NL
8551 3467 369 36 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 3008 2297 928 ROSTELECOM-AS, RU
9009 2701 250 1398 M247, RO
5384 2498 585 29 EMIRATES-INTERNET Emirates Internet, AE
8452 2455 1852 15 TE-AS TE-AS, EG
34984 2370 365 591 TELLCOM-AS, TR
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 11705 3360 611 UNINET, MX
10620 3536 507 833 Telmex Colombia S.A., CO
13999 2439 365 643 Mega Cable, S.A. de C.V., MX
11830 1998 369 64 Instituto Costarricense de Electricidad
28573 1316 2324 227 Claro NXT Telecomunicacoes Ltda, BR
3816 1309 774 172 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6503 1303 344 511 Axtel, S.A.B. de C.V., MX
6147 1123 370 22 Telefonica del Peru S.A.A., PE
28202 1116 52 9 Rede Brasileira de Comunicacao SA, BR
11664 1113 181 434 Techtel LMDS Comunicaciones Interactiva
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
37457 1894 319 45 Telkom-Internet, ZA
24863 1594 393 19 LINKdotNET-AS, EG
24835 1517 533 27 RAYA-AS, EG
36992 1358 1518 282 ETISALAT-MISR, EG
36903 1242 550 99 MT-MPLS, MA
29571 1051 67 45 ORANGE-COTE-IVOIRE, CI
36935 922 521 43 Vodafone-, EG
6713 550 1861 34 IAM-AS, MA
15399 538 55 50 WANANCHI-, KE
36914 527 82 3 KENET-AS, KE
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
8151 11705 3360 611 UNINET, MX
9808 9544 8707 43 CHINAMOBILE-CN China Mobile Communicati
16509 8892 10976 3196 AMAZON-02, US
47331 8281 1142 3288 TTNET, TR
12479 7353 1713 145 UNI2-AS, ES
7545 5718 784 689 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4991 4193 76 ERX-CERNET-BKB China Education and Rese
39891 4897 290 61 ALJAWWALSTC-AS, SA
11492 4528 300 625 CABLEONE, US
18403 4351 347 25 FPT-AS-AP FPT Telecom Company, VN
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
9808 9544 9501 CHINAMOBILE-CN China Mobile Communications Grou
12479 7353 7208 UNI2-AS, ES
16509 8892 5696 AMAZON-02, US
7545 5718 5029 TPG-INTERNET-AP TPG Telecom Limited, AU
47331 8281 4993 TTNET, TR
4538 4991 4915 ERX-CERNET-BKB China Education and Research Net
39891 4897 4836 ALJAWWALSTC-AS, SA
18403 4351 4326 FPT-AS-AP FPT Telecom Company, VN
7155 4195 4093 VIASAT-SP-BACKBONE, US
45899 4048 3995 VNPT-AS-VN VNPT Corp, VN
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
33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US
33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US
12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M
40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US
53775 UNALLOCATED 8.20.88.0/24 3356 LEVEL3, US
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.65.6.0/24 65534 -Private Use AS-, ZZ
100.65.7.0/24 65534 -Private Use AS-, ZZ
100.65.8.0/24 65534 -Private Use AS-, ZZ
100.65.10.0/24 65534 -Private Use AS-, ZZ
100.65.11.0/24 65534 -Private Use AS-, ZZ
100.65.13.0/24 65534 -Private Use AS-, ZZ
100.65.16.0/23 65534 -Private Use AS-, ZZ
100.66.3.0/24 65534 -Private Use AS-, ZZ
100.66.7.0/24 65534 -Private Use AS-, ZZ
100.66.9.0/24 65534 -Private Use AS-, ZZ
Complete listing at https://bgp.nsrc.org/REN/OIX/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
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
23.176.160.0/24 Origin: 397327 RESERVED, ZZ
23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US
36.255.139.0/24 Origin: 56050 NEW-SHINE-INTERNET-TH 134 Yenchit Road,
36.255.139.0/24 Transit: 58913 HCL-TH 4819 Supapong 3 Alley, Srinakarin
41.57.124.0/22 Origin: 37442 RESERVED, ZZ
41.57.124.0/22 Transit: 37204 TELONE, ZW
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 /9:14 /10:39 /11:102 /12:297
/13:576 /14:1211 /15:2154 /16:13711 /17:8567 /18:14795
/19:25810 /20:46056 /21:54699 /22:114499 /23:107422 /24:587874
/25:495 /26:617 /27:1037 /28:76 /29:101 /30:28
/31:24 /32:639
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 7410 8281 TTNET, TR
12479 6438 7353 UNI2-AS, ES
8151 5709 11705 UNINET, MX
39891 3632 4897 ALJAWWALSTC-AS, SA
11492 3437 4528 CABLEONE, US
6327 3336 3524 SHAW, CA
7155 3140 4195 VIASAT-SP-BACKBONE, US
8551 2934 3467 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
22773 2708 3666 ASN-CXA-ALL-CCI-22773-RDC, US
30036 2162 2506 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2288 2:1523 3:230 4:7 5:4796 6:138
7:6 8:1614 9:1 11:172 12:1517 13:382
14:2399 15:302 16:198 17:380 18:604 20:302
21:4 22:188 23:6499 24:3046 25:6 27:2626
29:19 31:2680 32:97 34:26 35:119 36:2005
37:4742 38:6262 39:864 40:148 41:4861 42:2105
43:2427 44:327 45:17495 46:4540 47:393 49:1815
50:1895 51:593 52:1632 54:392 55:979 56:8
57:131 58:1970 59:1194 60:1003 61:2690 62:2844
63:1945 64:5791 65:2383 66:5137 67:3072 68:1348
69:4137 70:1413 71:698 72:3071 74:2686 75:1616
76:622 77:2595 78:3897 79:3024 80:2184 81:2059
82:1580 83:1354 84:1560 85:3819 86:870 87:2264
88:2848 89:3925 90:621 91:8009 92:2165 93:2643
94:3712 95:5090 96:1343 97:324 98:1129 99:736
100:103 101:1362 102:3371 103:32726 104:4617 105:2006
106:961 107:2594 108:1144 109:4349 110:2184 111:3183
112:2141 113:1813 114:1669 115:2127 116:1956 117:2592
118:2754 119:2087 120:1842 121:1194 122:2739 123:2237
124:1654 125:2551 128:1540 129:1124 130:1086 131:2079
132:959 133:420 134:1800 135:354 136:916 137:990
138:2840 139:1621 140:1269 141:1320 142:1506 143:1588
144:1012 145:343 146:2006 147:1632 148:2478 149:2207
150:915 151:1230 152:2001 153:586 154:5092 155:1407
156:1982 157:1358 158:1093 159:2245 160:2702 161:1586
162:3568 163:1660 164:1768 165:1918 166:1047 167:1758
168:4068 169:961 170:4881 171:923 172:3691 173:3014
174:1004 175:1230 176:3951 177:5554 178:3587 179:2462
180:2608 181:3562 182:3447 183:2034 184:2335 185:20932
186:5059 187:4556 188:4345 189:4054 190:9463 191:1866
192:11045 193:9030 194:7546 195:5459 196:3678 197:3081
198:6066 199:6124 200:8201 201:6257 202:11042 203:10613
204:4602 205:3712 206:4403 207:3534 208:4207 209:5007
210:4720 211:2617 212:4388 213:3726 214:1096 215:60
216:6901 217:3035 218:1327 219:619 220:2045 221:981
222:853 223:2196
End of report
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