[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri May 31 22:40:48 UTC 2024
IPv4 R&E Routing Table Report 22:35 GMT Fri 31 May, 2024
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: 1010590
Prefixes after maximum aggregation (per Origin AS): 367509
Deaggregation factor: 2.75
Unique aggregates announced (without unneeded subnets): 463318
Total ASes present in the Internet Routing Table: 76158
Prefixes per ASN: 13.27
Origin-only ASes present in the Internet Routing Table: 65217
Origin ASes announcing only one prefix: 26118
Transit ASes present in the Internet Routing Table: 10941
Transit-only ASes present in the Internet Routing Table: 545
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 4.9
Max AS path length visible: 63
Max AS path prepend of ASN ( 53153) 57
Prefixes from unregistered ASNs in the Routing Table: 1121
Number of instances of unregistered ASNs: 1123
Number of 32-bit ASNs allocated by the RIRs: 44611
Number of 32-bit ASNs visible in the Routing Table: 36657
Prefixes from 32-bit ASNs in the Routing Table: 197978
Number of bogon 32-bit ASNs visible in the Routing Table: 169
Special use prefixes present in the Routing Table: 19
Prefixes being announced from unallocated address space: 659
Number of addresses announced to Internet: 3030244468
Equivalent to 180 /8s, 157 /16s and 220 /24s
Percentage of available address space announced: 81.8
Percentage of allocated address space announced: 81.8
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: 345883
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 264240
Total APNIC prefixes after maximum aggregation: 75005
APNIC Deaggregation factor: 3.52
Prefixes being announced from the APNIC address blocks: 255945
Unique aggregates announced from the APNIC address blocks: 101110
APNIC Region origin ASes present in the Internet Routing Table: 14279
APNIC Prefixes per ASN: 17.92
APNIC Region origin ASes announcing only one prefix: 4284
APNIC Region transit ASes present in the Internet Routing Table: 1939
Average APNIC Region AS path length visible: 4.8
Max APNIC Region AS path length visible: 30
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9624
Number of APNIC addresses announced to Internet: 762409120
Equivalent to 45 /8s, 113 /16s and 112 /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: 287276
Total ARIN prefixes after maximum aggregation: 126749
ARIN Deaggregation factor: 2.27
Prefixes being announced from the ARIN address blocks: 291947
Unique aggregates announced from the ARIN address blocks: 133746
ARIN Region origin ASes present in the Internet Routing Table: 19198
ARIN Prefixes per ASN: 15.21
ARIN Region origin ASes announcing only one prefix: 6947
ARIN Region transit ASes present in the Internet Routing Table: 1992
Average ARIN Region AS path length visible: 4.4
Max ARIN Region AS path length visible: 28
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4934
Number of ARIN addresses announced to Internet: 1268258626
Equivalent to 75 /8s, 152 /16s and 23 /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, 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: 286688
Total RIPE prefixes after maximum aggregation: 129936
RIPE Deaggregation factor: 2.21
Prefixes being announced from the RIPE address blocks: 280404
Unique aggregates announced from the RIPE address blocks: 164818
RIPE Region origin ASes present in the Internet Routing Table: 28776
RIPE Prefixes per ASN: 9.74
RIPE Region origin ASes announcing only one prefix: 12136
RIPE Region transit ASes present in the Internet Routing Table: 4010
Average RIPE Region AS path length visible: 5.2
Max RIPE Region AS path length visible: 42
Number of RIPE region 32-bit ASNs visible in the Routing Table: 11890
Number of RIPE addresses announced to Internet: 714899314
Equivalent to 42 /8s, 156 /16s and 127 /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: 136154
Total LACNIC prefixes after maximum aggregation: 28869
LACNIC Deaggregation factor: 4.72
Prefixes being announced from the LACNIC address blocks: 134549
Unique aggregates announced from the LACNIC address blocks: 50027
LACNIC Region origin ASes present in the Internet Routing Table: 11098
LACNIC Prefixes per ASN: 12.12
LACNIC Region origin ASes announcing only one prefix: 2131
LACNIC Region transit ASes present in the Internet Routing Table: 2433
Average LACNIC Region AS path length visible: 5.3
Max LACNIC Region AS path length visible: 63
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8992
Number of LACNIC addresses announced to Internet: 176935712
Equivalent to 10 /8s, 139 /16s and 211 /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: 35111
Total AfriNIC prefixes after maximum aggregation: 6258
AfriNIC Deaggregation factor: 5.61
Prefixes being announced from the AfriNIC address blocks: 47085
Unique aggregates announced from the AfriNIC address blocks: 13132
AfriNIC Region origin ASes present in the Internet Routing Table: 1852
AfriNIC Prefixes per ASN: 25.42
AfriNIC Region origin ASes announcing only one prefix: 620
AfriNIC Region transit ASes present in the Internet Routing Table: 362
Average AfriNIC Region AS path length visible: 5.4
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1217
Number of AfriNIC addresses announced to Internet: 107408384
Equivalent to 6 /8s, 102 /16s and 236 /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 9845 8745 73 CHINAMOBILE-CN China Mobile Communicati
7545 5635 776 669 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4997 4192 74 ERX-CERNET-BKB China Education and Rese
45899 4524 1878 49 VNPT-AS-VN VNPT Corp, VN
18403 4355 347 24 FPT-AS-AP FPT Telecom Company, VN
7552 3931 1331 21 VIETEL-AS-AP Viettel Group, VN
9498 3761 509 263 BBIL-AP BHARTI Airtel Ltd., IN
7713 3643 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon
24560 2795 863 374 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
4766 2475 11523 576 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 9881 11370 3579 AMAZON-02, US
174 5245 8783 882 COGENT-174, US
11492 4622 307 591 CABLEONE, US
7155 4173 288 91 VIASAT-SP-BACKBONE, US
6327 3594 1320 79 SHAW, CA
22773 3545 3056 232 ASN-CXA-ALL-CCI-22773-RDC, US
749 3222 54904 2474 DNIC-AS-00749, US
16625 3165 1364 2254 AKAMAI-AS, US
7018 2851 23664 1803 ATT-INTERNET4, US
367 2772 3384 1297 DNIC-ASBLK-00306-00371, 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 9193 1234 2055 TTNET, TR
12479 7761 1708 145 UNI2-AS, ES
39891 4758 286 60 ALJAWWALSTC-AS, SA
20940 3901 3396 153 AKAMAI-ASN1, NL
9009 3523 301 1761 M247, RO
12389 2989 2304 900 ROSTELECOM-AS, RU
8551 2649 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
8452 2592 1852 14 TE-AS TE-AS, EG
5384 2484 585 31 EMIRATES-INTERNET Emirates Internet, AE
34984 2388 365 573 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 12158 3319 503 UNINET, MX
10620 3512 492 940 Telmex Colombia S.A., CO
13999 2548 355 667 Mega Cable, S.A. de C.V., MX
11830 2003 369 64 Instituto Costarricense de Electricidad
28573 1553 2311 255 Claro NXT Telecomunicacoes Ltda, BR
3816 1323 784 191 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11664 1239 278 33 Techtel LMDS Comunicaciones Interactiva
19429 1231 216 21 ETB - Colombia, CO
6503 1128 315 480 Axtel, S.A.B. de C.V., MX
28202 1117 52 9 Rede Brasileira de Comunicacao SA, BR
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 1635 314 37 Telkom-Internet, ZA
24835 1569 577 29 RAYA-AS, EG
24863 1494 389 20 LINKdotNET-AS, EG
36992 1376 1520 281 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
29571 1219 77 58 ORANGE-COTE-IVOIRE, CI
36935 935 521 42 Vodafone-, EG
6713 556 1861 35 IAM-AS, MA
36914 543 82 3 KENET-AS, KE
15399 535 56 56 WANANCHI-, 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 12158 3319 503 UNINET, MX
16509 9881 11370 3579 AMAZON-02, US
9808 9845 8745 73 CHINAMOBILE-CN China Mobile Communicati
47331 9193 1234 2055 TTNET, TR
12479 7761 1708 145 UNI2-AS, ES
7545 5635 776 669 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5245 8783 882 COGENT-174, US
4538 4997 4192 74 ERX-CERNET-BKB China Education and Rese
39891 4758 286 60 ALJAWWALSTC-AS, SA
11492 4622 307 591 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
9808 9845 9772 CHINAMOBILE-CN China Mobile Communications Grou
12479 7761 7616 UNI2-AS, ES
47331 9193 7138 TTNET, TR
16509 9881 6302 AMAZON-02, US
7545 5635 4966 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4997 4923 ERX-CERNET-BKB China Education and Research Net
39891 4758 4698 ALJAWWALSTC-AS, SA
45899 4524 4475 VNPT-AS-VN VNPT Corp, VN
174 5245 4363 COGENT-174, US
18403 4355 4331 FPT-AS-AP FPT Telecom Company, 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
33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US
12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M
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
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US
396894 UNALLOCATED 8.28.201.0/24 46887 CROWNCASTLE-AS46887, 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
100.70.8.0/24 209 CENTURYLINK-US-LEGACY-QWEST, US
100.70.9.0/24 209 CENTURYLINK-US-LEGACY-QWEST, US
100.70.16.0/24 209 CENTURYLINK-US-LEGACY-QWEST, US
100.70.18.0/24 209 CENTURYLINK-US-LEGACY-QWEST, US
100.70.20.0/24 209 CENTURYLINK-US-LEGACY-QWEST, US
100.70.22.0/24 209 CENTURYLINK-US-LEGACY-QWEST, US
100.70.24.0/24 209 CENTURYLINK-US-LEGACY-QWEST, US
100.70.26.0/24 209 CENTURYLINK-US-LEGACY-QWEST, US
100.70.28.0/24 209 CENTURYLINK-US-LEGACY-QWEST, US
100.70.30.0/24 209 CENTURYLINK-US-LEGACY-QWEST, 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
23.189.192.0/24 Origin: 27593 RESERVED, ZZ
23.189.192.0/24 Transit: 174 COGENT-174, US
27.0.192.0/22 Origin: 138415 YANCYLIMITED-AS-HK Yancy Limited, HK
27.0.192.0/22 Transit: 3491 BTN-ASN, 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 /9:14 /10:37 /11:93 /12:298
/13:582 /14:1196 /15:2132 /16:13422 /17:8528 /18:14783
/19:25789 /20:45797 /21:54514 /22:115667 /23:108624 /24:612658
/25:1135 /26:1100 /27:1611 /28:308 /29:518 /30:515
/31:351 /32:901
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8296 9193 TTNET, TR
12479 6855 7761 UNI2-AS, ES
8151 6215 12158 UNINET, MX
11492 3531 4622 CABLEONE, US
39891 3440 4758 ALJAWWALSTC-AS, SA
6327 3390 3594 SHAW, CA
7155 3116 4173 VIASAT-SP-BACKBONE, US
22773 2641 3545 ASN-CXA-ALL-CCI-22773-RDC, US
30036 2180 2524 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2141 3512 Telmex Colombia S.A., CO
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2327 2:1725 3:335 4:22 5:4740 6:162
7:6 8:1623 9:1 11:172 12:1466 13:354
14:2480 15:319 16:217 17:376 18:763 20:403
21:4 22:188 23:6912 24:3115 25:2 27:2636
29:19 31:2744 32:61 34:66 35:139 36:2335
37:4634 38:8839 39:903 40:125 41:4646 42:2121
43:2442 44:325 45:18501 46:4611 47:307 49:1975
50:1930 51:581 52:1618 54:313 55:986 56:7
57:189 58:2171 59:1272 60:1034 61:2801 62:2882
63:1922 64:5721 65:2396 66:4845 67:3073 68:1345
69:4137 70:1381 71:593 72:2965 74:2633 75:1589
76:628 77:2623 78:4187 79:2556 80:2224 81:2271
82:1726 83:1427 84:1683 85:4116 86:1016 87:2322
88:3145 89:4273 90:688 91:8291 92:2398 93:2743
94:3917 95:5454 96:1292 97:316 98:1050 99:739
100:91 101:1200 102:3926 103:32998 104:4829 105:2090
106:1023 107:2759 108:1161 109:4251 110:2187 111:3285
112:2110 113:1844 114:1826 115:2179 116:1918 117:2682
118:2864 119:2094 120:1809 121:1380 122:2842 123:2271
124:1711 125:2906 126:32 128:1536 129:1033 130:1211
131:2015 132:927 133:412 134:1745 135:365 136:1124
137:1084 138:3154 139:1554 140:1387 141:1355 142:1675
143:1703 144:1016 145:370 146:2112 147:1974 148:2549
149:2825 150:1052 151:1353 152:2233 153:595 154:7115
155:1475 156:2332 157:1862 158:1157 159:2341 160:2785
161:1734 162:3601 163:1777 164:1710 165:2199 166:1258
167:1823 168:4273 169:841 170:5364 171:1063 172:3894
173:3087 174:899 175:1282 176:3846 177:6339 178:3860
179:2743 180:2459 181:3836 182:3401 183:2011 184:2282
185:21181 186:5640 187:5214 188:4346 189:4607 190:9790
191:2084 192:11108 193:9193 194:7703 195:5517 196:3724
197:2976 198:6127 199:7935 200:8597 201:6554 202:10859
203:10675 204:4659 205:3690 206:4554 207:3660 208:4215
209:5140 210:4813 211:2676 212:4392 213:3628 214:1071
215:49 216:6902 217:3208 218:1369 219:612 220:2049
221:1046 222:964 223:2245
End of report
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