[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Nov 26 20:17:03 UTC 2024
IPv4 R&E Routing Table Report 20:15 GMT Tue 26 Nov, 2024
IPv4 BGP Table (R&E) as seen at KREONet2.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/KREONet2/
Analysis Summary
----------------
BGP routing table entries examined: 256681
Prefixes after maximum aggregation (per Origin AS): 114263
Deaggregation factor: 2.25
Unique aggregates announced (without unneeded subnets): 139765
Number of IPv4 prefixes with a valid ROA: 112769
Number of IPv4 prefixes with an invalid ROA: 22
Number of IPv4 prefixes with no ROA: 143890
Total ASes present in the Internet Routing Table: 20385
Prefixes per ASN: 12.59
Origin-only ASes present in the Internet Routing Table: 17526
Origin ASes announcing only one prefix: 7855
Transit ASes present in the Internet Routing Table: 2859
Transit-only ASes present in the Internet Routing Table: 728
Paths with bogon ASNs present in the IPv4 Routing Table: 6
Average AS path length visible in the Internet Routing Table: 5.8
Max AS path length visible: 27
Max AS path prepend of ASN (265990) 21
Prefixes from unregistered ASNs in the Routing Table: 327
Number of instances of unregistered ASNs: 328
Number of 32-bit ASNs allocated by the RIRs: 45896
Number of 32-bit ASNs visible in the Routing Table: 7887
Prefixes from 32-bit ASNs in the Routing Table: 29455
Number of bogon 32-bit ASNs visible in the Routing Table: 4
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 146
Number of addresses announced to Internet: 1487487229
Equivalent to 88 /8s, 169 /16s and 64 /24s
Percentage of available address space announced: 40.2
Percentage of allocated address space announced: 40.1
Percentage of available address space allocated: 100.1
Percentage of address space in use by end-sites: 99.6
Total number of prefixes smaller than registry allocations: 82790
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 31552
Total APNIC prefixes after maximum aggregation: 7636
APNIC Deaggregation factor: 4.13
Prefixes being announced from the APNIC address blocks: 30806
Unique aggregates announced from the APNIC address blocks: 8612
APNIC Region origin ASes present in the Internet Routing Table: 1187
APNIC Prefixes per ASN: 25.95
APNIC Region origin ASes announcing only one prefix: 472
APNIC Region transit ASes present in the Internet Routing Table: 211
Average APNIC Region AS path length visible: 7.3
Max APNIC Region AS path length visible: 26
Number of APNIC region 32-bit ASNs visible in the Routing Table: 514
Number of APNIC addresses announced to Internet: 172925804
Equivalent to 10 /8s, 78 /16s and 163 /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: 116834
Total ARIN prefixes after maximum aggregation: 62085
ARIN Deaggregation factor: 1.88
Prefixes being announced from the ARIN address blocks: 115628
Unique aggregates announced from the ARIN address blocks: 66219
ARIN Region origin ASes present in the Internet Routing Table: 9085
ARIN Prefixes per ASN: 12.73
ARIN Region origin ASes announcing only one prefix: 3788
ARIN Region transit ASes present in the Internet Routing Table: 839
Average ARIN Region AS path length visible: 5.3
Max ARIN Region AS path length visible: 26
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2039
Number of ARIN addresses announced to Internet: 873918593
Equivalent to 52 /8s, 22 /16s and 240 /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: 49662
Total RIPE prefixes after maximum aggregation: 26491
RIPE Deaggregation factor: 1.87
Prefixes being announced from the RIPE address blocks: 50900
Unique aggregates announced from the RIPE address blocks: 36238
RIPE Region origin ASes present in the Internet Routing Table: 4727
RIPE Prefixes per ASN: 10.77
RIPE Region origin ASes announcing only one prefix: 2009
RIPE Region transit ASes present in the Internet Routing Table: 710
Average RIPE Region AS path length visible: 5.8
Max RIPE Region AS path length visible: 24
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1865
Number of RIPE addresses announced to Internet: 302022096
Equivalent to 18 /8s, 0 /16s and 125 /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: 48206
Total LACNIC prefixes after maximum aggregation: 14845
LACNIC Deaggregation factor: 3.25
Prefixes being announced from the LACNIC address blocks: 47093
Unique aggregates announced from the LACNIC address blocks: 22717
LACNIC Region origin ASes present in the Internet Routing Table: 4223
LACNIC Prefixes per ASN: 11.15
LACNIC Region origin ASes announcing only one prefix: 1456
LACNIC Region transit ASes present in the Internet Routing Table: 880
Average LACNIC Region AS path length visible: 6.1
Max LACNIC Region AS path length visible: 27
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3319
Number of LACNIC addresses announced to Internet: 98143552
Equivalent to 5 /8s, 217 /16s and 141 /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: 10100
Total AfriNIC prefixes after maximum aggregation: 2983
AfriNIC Deaggregation factor: 3.39
Prefixes being announced from the AfriNIC address blocks: 12108
Unique aggregates announced from the AfriNIC address blocks: 5855
AfriNIC Region origin ASes present in the Internet Routing Table: 303
AfriNIC Prefixes per ASN: 39.96
AfriNIC Region origin ASes announcing only one prefix: 130
AfriNIC Region transit ASes present in the Internet Routing Table: 80
Average AfriNIC Region AS path length visible: 6.2
Max AfriNIC Region AS path length visible: 20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 150
Number of AfriNIC addresses announced to Internet: 40401152
Equivalent to 2 /8s, 104 /16s and 121 /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 9881 8752 84 CHINAMOBILE-CN China Mobile Communication
56046 1564 804 184 CMNET-JIANGSU-AP China Mobile communicati
56047 1498 192 50 CMNET-HUNAN-AP China Mobile communication
56041 1491 714 76 CMNET-ZHEJIANG-AP China Mobile communicat
24547 810 177 48 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
24444 778 501 74 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
2907 599 2170 465 SINET-AS Research Organization of Informa
17676 522 9887 160 GIGAINFRA SoftBank Corp., JP
56040 486 489 108 CMNET-GUANGDONG-AP China Mobile communica
24445 483 497 69 CMNET-V4HENAN-AS-AP Henan Mobile Communic
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 11051 11962 3954 AMAZON-02, US
749 3261 54895 2508 DNIC-AS-00749, US
7018 3195 23566 2047 ATT-INTERNET4, US
367 2502 3020 1178 DNIC-ASBLK-00306-00371, US
22773 2472 2082 712 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2241 152 1381 USDA-1, US
11776 1875 256 220 ATLANTICBB-JOHNSTOWN, US
6167 1753 3437 433 CELLCO-PART, US
209 1670 4895 295 CENTURYLINK-US-LEGACY-QWEST, US
36352 1535 163 808 AS-COLOCROSSING, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
39891 3205 195 65 ALJAWWALSTC-AS, SA
20940 1332 104 1063 AKAMAI-ASN1, NL
3215 887 4814 288 France Telecom - Orange, FR
3257 792 2072 689 GTT-BACKBONE GTT, US
8376 649 57 28 Jordan Data Communications, JO
8452 627 1757 122 TE-AS TE-AS, EG
25019 615 999 130 SAUDINETSTC-AS, SA
212238 588 43 522 CDNEXT, GB
3320 578 8322 489 DTAG Internet service provider operations
51167 560 110 246 CONTABO, DE
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 5632 1555 878 UNINET, MX
11830 1988 369 64 Instituto Costarricense de Electricidad y
10620 1746 260 1226 Telmex Colombia S.A., CO
3816 1323 781 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1115 371 22 Telefonica del Peru S.A.A., PE
26615 1014 2503 53 TIM SA, BR
18881 866 1128 28 TELEFONICA BRASIL S.A, BR
27651 702 106 32 ENTEL CHILE S.A., CL
28006 646 77 295 CORPORACION NACIONAL DE TELECOMUNICACIONE
26599 541 2865 73 TELEFONICA BRASIL S.A, BR
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 1411 389 16 LINKdotNET-AS, EG
20011 942 165 258 INTERNET-SOLUTIONS, ZA
24835 759 369 161 RAYA-AS, EG
37069 636 1047 14 MOBINIL, EG
29571 584 52 287 ORANGE-COTE-IVOIRE, CI
36992 581 968 267 ETISALAT-MISR, EG
36935 566 125 174 Vodafone-, EG
36914 550 82 3 KENET-AS, KE
36903 458 215 311 MT-MPLS, MA
2018 381 319 71 TENET-1, ZA
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 11051 11962 3954 AMAZON-02, US
9808 9881 8752 84 CHINAMOBILE-CN China Mobile Communication
8151 5632 1555 878 UNINET, MX
749 3261 54895 2508 DNIC-AS-00749, US
39891 3205 195 65 ALJAWWALSTC-AS, SA
7018 3195 23566 2047 ATT-INTERNET4, US
367 2502 3020 1178 DNIC-ASBLK-00306-00371, US
22773 2472 2082 712 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2241 152 1381 USDA-1, US
11830 1988 369 64 Instituto Costarricense de Electricidad y
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
9808 9881 9797 CHINAMOBILE-CN China Mobile Communications Grou
8151 5632 4754 UNINET, MX
39891 3205 3140 ALJAWWALSTC-AS, SA
11830 1988 1924 Instituto Costarricense de Electricidad y Telec
22773 2472 1760 ASN-CXA-ALL-CCI-22773-RDC, US
11776 1875 1655 ATLANTICBB-JOHNSTOWN, US
56047 1498 1448 CMNET-HUNAN-AP China Mobile communications corp
56041 1491 1415 CMNET-ZHEJIANG-AP China Mobile communications c
24863 1411 1395 LINKdotNET-AS, EG
56046 1564 1380 CMNET-JIANGSU-AP China Mobile communications co
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US
46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US
53966 UNALLOCATED 8.39.98.0/24 3356 LEVEL3, US
1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
46639 UNALLOCATED 8.42.219.0/24 3356 LEVEL3, US
399953 UNALLOCATED 12.9.122.0/24 7018 ATT-INTERNET4, US
396831 UNALLOCATED 12.23.198.0/24 7018 ATT-INTERNET4, US
21861 UNALLOCATED 12.37.59.0/24 7018 ATT-INTERNET4, US
33684 UNALLOCATED 12.37.144.0/24 7018 ATT-INTERNET4, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/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
23.152.48.0/24 Origin: 46167 RESERVED, ZZ
23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US
23.154.248.0/24 Origin: 54641 IMH-IAD, US
23.154.248.0/24 Transit: 3356 LEVEL3, US
41.78.60.0/22 Origin: 6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22 Transit: 2914 NTT-LTD-2914, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:13 /9:10 /10:28 /11:38 /12:137
/13:194 /14:523 /15:1023 /16:6827 /17:3364 /18:4059
/19:7409 /20:12177 /21:15057 /22:27336 /23:27710 /24:150567
/25:52 /26:72 /27:37 /28:19 /29:16 /30:10
/31:0 /32:3
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8151 2917 5632 UNINET, MX
39891 2321 3205 ALJAWWALSTC-AS, SA
16509 2270 11051 AMAZON-02, US
22773 1869 2472 ASN-CXA-ALL-CCI-22773-RDC, US
11830 1686 1988 Instituto Costarricense de Electricidad y Telecom., CR
7018 1460 3195 ATT-INTERNET4, US
10620 982 1746 Telmex Colombia S.A., CO
209 949 1670 CENTURYLINK-US-LEGACY-QWEST, US
11776 891 1875 ATLANTICBB-JOHNSTOWN, US
19901 883 1054 BRSPD-PUBLIC, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:65 2:537 3:522 4:5 5:1076 6:153
7:5 8:664 11:171 12:1002 13:299 14:115
15:296 16:234 17:5 18:870 20:130 21:4
22:188 23:2288 24:661 27:36 29:19 31:417
32:19 34:9 35:102 36:1217 37:686 38:1693
39:537 40:53 41:999 42:218 43:209 44:32
45:3775 46:1034 47:94 49:29 50:362 51:371
52:1406 54:274 55:950 56:8 57:17 58:36
59:29 60:15 61:63 62:539 63:765 64:1754
65:1143 66:1568 67:980 68:536 69:1149 70:302
71:209 72:599 74:916 75:424 76:258 77:433
78:598 79:291 80:332 81:397 82:351 83:193
84:335 85:483 86:231 87:214 88:256 89:822
90:96 91:1057 92:635 93:848 94:808 95:677
96:221 97:55 98:529 99:164 100:27 101:25
102:338 103:1179 104:1065 105:83 106:50 107:1219
108:488 109:415 110:42 111:1873 112:466 113:44
114:54 115:20 116:46 117:982 118:166 119:118
120:1143 121:44 122:145 123:154 124:65 125:21
128:456 129:325 130:673 131:938 132:573 133:209
134:471 135:108 136:549 137:585 138:1012 139:408
140:680 141:453 142:919 143:702 144:414 145:91
146:633 147:501 148:714 149:645 150:333 151:636
152:674 153:135 154:776 155:750 156:790 157:381
158:480 159:669 160:639 161:558 162:894 163:396
164:744 165:810 166:604 167:643 168:1559 169:145
170:1570 171:104 172:1169 173:762 174:296 175:54
176:373 177:1082 178:478 179:842 180:89 181:1867
182:48 183:861 184:453 185:3299 186:2322 187:1015
188:784 189:1442 190:4925 191:485 192:4945 193:1915
194:1333 195:937 196:794 197:1649 198:2565 199:4592
200:3943 201:3192 202:1100 203:689 204:2106 205:2015
206:1629 207:1425 208:1307 209:1942 210:319 211:427
212:948 213:740 214:1052 215:42 216:2423 217:497
218:519 219:23 220:31 221:301 222:29 223:704
End of report
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