[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Apr 28 20:16:30 UTC 2024
IPv4 R&E Routing Table Report 20:15 GMT Sun 28 Apr, 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: 187044
Prefixes after maximum aggregation (per Origin AS): 82151
Deaggregation factor: 2.28
Unique aggregates announced (without unneeded subnets): 101847
Number of IPv4 prefixes with a valid ROA: 72196
Number of IPv4 prefixes with an invalid ROA: 17
Number of IPv4 prefixes with no ROA: 114831
Total ASes present in the Internet Routing Table: 15702
Prefixes per ASN: 11.91
Origin-only ASes present in the Internet Routing Table: 13580
Origin ASes announcing only one prefix: 6230
Transit ASes present in the Internet Routing Table: 2122
Transit-only ASes present in the Internet Routing Table: 573
Paths with bogon ASNs present in the IPv4 Routing Table: 4
Average AS path length visible in the Internet Routing Table: 5.8
Max AS path length visible: 26
Max AS path prepend of ASN (265990) 21
Prefixes from unregistered ASNs in the Routing Table: 230
Number of instances of unregistered ASNs: 230
Number of 32-bit ASNs allocated by the RIRs: 44317
Number of 32-bit ASNs visible in the Routing Table: 5642
Prefixes from 32-bit ASNs in the Routing Table: 18919
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 92
Number of addresses announced to Internet: 1112601761
Equivalent to 66 /8s, 80 /16s and 244 /24s
Percentage of available address space announced: 30.1
Percentage of allocated address space announced: 30.1
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: 53975
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 29716
Total APNIC prefixes after maximum aggregation: 6909
APNIC Deaggregation factor: 4.30
Prefixes being announced from the APNIC address blocks: 29406
Unique aggregates announced from the APNIC address blocks: 7891
APNIC Region origin ASes present in the Internet Routing Table: 1105
APNIC Prefixes per ASN: 26.61
APNIC Region origin ASes announcing only one prefix: 444
APNIC Region transit ASes present in the Internet Routing Table: 196
Average APNIC Region AS path length visible: 7.3
Max APNIC Region AS path length visible: 19
Number of APNIC region 32-bit ASNs visible in the Routing Table: 476
Number of APNIC addresses announced to Internet: 198819184
Equivalent to 11 /8s, 217 /16s and 189 /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: 85499
Total ARIN prefixes after maximum aggregation: 46788
ARIN Deaggregation factor: 1.83
Prefixes being announced from the ARIN address blocks: 84190
Unique aggregates announced from the ARIN address blocks: 51776
ARIN Region origin ASes present in the Internet Routing Table: 7360
ARIN Prefixes per ASN: 11.44
ARIN Region origin ASes announcing only one prefix: 3186
ARIN Region transit ASes present in the Internet Routing Table: 631
Average ARIN Region AS path length visible: 5.4
Max ARIN Region AS path length visible: 26
Number of ARIN region 32-bit ASNs visible in the Routing Table: 1526
Number of ARIN addresses announced to Internet: 650740065
Equivalent to 38 /8s, 201 /16s and 129 /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: 35240
Total RIPE prefixes after maximum aggregation: 16539
RIPE Deaggregation factor: 2.13
Prefixes being announced from the RIPE address blocks: 35934
Unique aggregates announced from the RIPE address blocks: 23706
RIPE Region origin ASes present in the Internet Routing Table: 3379
RIPE Prefixes per ASN: 10.63
RIPE Region origin ASes announcing only one prefix: 1451
RIPE Region transit ASes present in the Internet Routing Table: 528
Average RIPE Region AS path length visible: 5.8
Max RIPE Region AS path length visible: 23
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1256
Number of RIPE addresses announced to Internet: 160230864
Equivalent to 9 /8s, 140 /16s and 237 /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: 31703
Total LACNIC prefixes after maximum aggregation: 9902
LACNIC Deaggregation factor: 3.20
Prefixes being announced from the LACNIC address blocks: 31412
Unique aggregates announced from the LACNIC address blocks: 15452
LACNIC Region origin ASes present in the Internet Routing Table: 2981
LACNIC Prefixes per ASN: 10.54
LACNIC Region origin ASes announcing only one prefix: 1068
LACNIC Region transit ASes present in the Internet Routing Table: 602
Average LACNIC Region AS path length visible: 5.9
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2283
Number of LACNIC addresses announced to Internet: 74458624
Equivalent to 4 /8s, 112 /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: 4656
Total AfriNIC prefixes after maximum aggregation: 1829
AfriNIC Deaggregation factor: 2.55
Prefixes being announced from the AfriNIC address blocks: 6010
Unique aggregates announced from the AfriNIC address blocks: 2936
AfriNIC Region origin ASes present in the Internet Routing Table: 208
AfriNIC Prefixes per ASN: 28.89
AfriNIC Region origin ASes announcing only one prefix: 81
AfriNIC Region transit ASes present in the Internet Routing Table: 61
Average AfriNIC Region AS path length visible: 5.5
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 101
Number of AfriNIC addresses announced to Internet: 28312320
Equivalent to 1 /8s, 176 /16s and 3 /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 9658 8743 62 CHINAMOBILE-CN China Mobile Communicati
56047 1507 192 47 CMNET-HUNAN-AP China Mobile communicati
56046 1491 874 110 CMNET-JIANGSU-AP China Mobile communica
56041 1450 714 73 CMNET-ZHEJIANG-AP China Mobile communic
24547 790 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
24444 761 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile
17676 725 10640 155 GIGAINFRA SoftBank Corp., JP
2907 601 2162 465 SINET-AS Research Organization of Infor
24445 478 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun
56040 449 489 108 CMNET-GUANGDONG-AP China Mobile communi
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 9798 11354 3517 AMAZON-02, US
749 3200 54911 2452 DNIC-AS-00749, US
367 2810 3531 1354 DNIC-ASBLK-00306-00371, US
11776 1858 256 220 ATLANTICBB-JOHNSTOWN, US
209 1702 4898 313 CENTURYLINK-US-LEGACY-QWEST, US
4155 1697 109 1210 USDA-1, US
5972 1400 393 634 DNIC-ASBLK-05800-06055, US
7979 1002 66 196 SERVERS-COM, US
855 960 255 82 CANET-ASN-4, CA
14618 900 4165 681 AMAZON-AES, 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 4741 285 59 ALJAWWALSTC-AS, SA
20940 1337 111 1082 AKAMAI-ASN1, NL
3215 928 4906 286 France Telecom - Orange, FR
25019 810 1032 146 SAUDINETSTC-AS, SA
8376 712 59 22 Jordan Data Communications, JO
8452 613 1841 11 TE-AS TE-AS, EG
51167 502 96 209 CONTABO, DE
20978 420 196 13 TT_MOBIL Istanbul, TR
13046 392 34 5 ASN-ISKON, HR
57878 380 31 187 PRAGER-IT, AT
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 5902 1710 930 UNINET, MX
3816 1313 788 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1102 369 22 Telefonica del Peru S.A.A., PE
11830 1043 324 5 Instituto Costarricense de Electricidad
18881 922 1128 28 TELEFONICA BRASIL S.A, BR
11664 596 104 227 Techtel LMDS Comunicaciones Interactiva
26599 570 2961 47 TELEFONICA BRASIL S.A, BR
10620 499 64 420 Telmex Colombia S.A., CO
13999 475 65 209 Mega Cable, S.A. de C.V., MX
27843 229 20 33 WIN EMPRESAS S.A.C., PE
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 612 209 251 LINKdotNET-AS, EG
29571 588 56 171 ORANGE-COTE-IVOIRE, CI
2018 380 319 71 TENET-1, ZA
36992 328 479 241 ETISALAT-MISR, EG
36935 266 66 79 Vodafone-, EG
36914 202 82 3 KENET-AS, KE
37282 157 20 54 MAINONE, NG
37492 156 471 44 ORANGE-, TN
24835 148 150 87 RAYA-AS, EG
37693 146 595 51 TUNISIANA, TN
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 9798 11354 3517 AMAZON-02, US
9808 9658 8743 62 CHINAMOBILE-CN China Mobile Communicati
8151 5902 1710 930 UNINET, MX
39891 4741 285 59 ALJAWWALSTC-AS, SA
749 3200 54911 2452 DNIC-AS-00749, US
367 2810 3531 1354 DNIC-ASBLK-00306-00371, US
11776 1858 256 220 ATLANTICBB-JOHNSTOWN, US
209 1702 4898 313 CENTURYLINK-US-LEGACY-QWEST, US
4155 1697 109 1210 USDA-1, US
56047 1507 192 47 CMNET-HUNAN-AP China Mobile communicati
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 9658 9596 CHINAMOBILE-CN China Mobile Communications Grou
8151 5902 4972 UNINET, MX
39891 4741 4682 ALJAWWALSTC-AS, SA
11776 1858 1638 ATLANTICBB-JOHNSTOWN, US
56047 1507 1460 CMNET-HUNAN-AP China Mobile communications corp
367 2810 1456 DNIC-ASBLK-00306-00371, US
209 1702 1389 CENTURYLINK-US-LEGACY-QWEST, US
56046 1491 1381 CMNET-JIANGSU-AP China Mobile communications co
56041 1450 1377 CMNET-ZHEJIANG-AP China Mobile communications c
3816 1313 1116 COLOMBIA TELECOMUNICACIONES S.A. ESP, 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
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
46639 UNALLOCATED 8.38.73.0/24 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
22538 UNALLOCATED 12.131.3.0/24 7018 ATT-INTERNET4, US
26295 UNALLOCATED 12.147.1.0/24 7018 ATT-INTERNET4, US
30442 UNALLOCATED 12.155.208.0/24 7018 ATT-INTERNET4, US
32282 UNALLOCATED 12.162.231.0/24 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 1835 FSKNET-DK Forskningsnettet - Danish network for
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
41.57.124.0/22 Origin: 37442 RESERVED, ZZ
41.57.124.0/22 Transit: 37204 TELONE, ZW
41.57.124.0/23 Origin: 37442 RESERVED, ZZ
41.57.124.0/23 Transit: 37204 TELONE, ZW
41.57.124.0/24 Origin: 37442 RESERVED, ZZ
41.57.124.0/24 Transit: 37204 TELONE, ZW
41.57.125.0/24 Origin: 37442 RESERVED, ZZ
41.57.125.0/24 Transit: 37204 TELONE, ZW
41.57.126.0/24 Origin: 37442 RESERVED, ZZ
41.57.126.0/24 Transit: 37204 TELONE, ZW
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 /8:11 /9:6 /10:17 /11:30 /12:92
/13:125 /14:364 /15:705 /16:5926 /17:2477 /18:2603
/19:5365 /20:8590 /21:10900 /22:19597 /23:20430 /24:109550
/25:76 /26:49 /27:71 /28:19 /29:20 /30:17
/31:0 /32:4
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 3424 4741 ALJAWWALSTC-AS, SA
8151 3158 5902 UNINET, MX
16509 2094 9798 AMAZON-02, US
209 961 1702 CENTURYLINK-US-LEGACY-QWEST, US
11776 892 1858 ATLANTICBB-JOHNSTOWN, US
11830 884 1043 Instituto Costarricense de Electricidad y Telec
19901 726 867 BRSPD-PUBLIC, US
6147 698 1102 Telefonica del Peru S.A.A., PE
8376 557 712 Jordan Data Communications, JO
7979 451 1002 SERVERS-COM, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:10 2:364 3:327 5:1062 6:149 7:5
8:615 11:171 12:658 13:306 14:101 15:281
16:174 17:6 18:738 20:34 21:4 22:188
23:1836 24:411 25:2 27:27 29:19 31:177
32:1 34:11 35:58 36:1178 37:423 38:895
39:525 40:11 41:598 42:14 43:174 44:39
45:2396 46:612 47:94 49:11 50:260 51:476
52:1356 54:271 55:984 57:17 58:7 59:38
60:19 61:63 62:342 63:481 64:1531 65:794
66:1252 67:684 68:180 69:743 70:146 71:191
72:372 74:744 75:393 76:202 77:309 78:487
79:172 80:221 81:175 82:185 83:100 84:178
85:344 86:153 87:149 88:118 89:513 90:98
91:543 92:397 93:789 94:506 95:1077 96:163
97:31 98:132 99:151 100:23 101:21 102:225
103:1031 104:739 105:114 106:3 107:227 108:304
109:264 110:34 111:1795 112:448 113:44 114:33
115:15 116:28 117:958 118:70 119:100 120:1075
121:17 122:87 123:23 124:57 125:12 128:360
129:287 130:505 131:761 132:494 133:195 134:337
135:68 136:369 137:413 138:752 139:389 140:596
141:324 142:699 143:605 144:329 145:65 146:474
147:325 148:598 149:490 150:293 151:567 152:589
153:118 154:560 155:677 156:432 157:281 158:315
159:589 160:692 161:427 162:689 163:294 164:634
165:380 166:96 167:399 168:938 169:161 170:1280
171:64 172:897 173:623 174:111 175:34 176:410
177:728 178:319 179:499 180:49 181:980 182:16
183:829 184:204 185:2335 186:1012 187:824 188:488
189:1173 190:2840 191:192 192:3832 193:1258 194:839
195:557 196:389 197:373 198:1953 199:3502 200:2552
201:2474 202:1053 203:628 204:1740 205:1664 206:1147
207:1098 208:982 209:1448 210:329 211:431 212:691
213:554 214:1020 215:43 216:1708 217:283 218:526
219:24 220:29 221:302 222:22 223:637
End of report
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