[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Apr 19 20:16:29 UTC 2024
IPv4 R&E Routing Table Report 20:15 GMT Fri 19 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: 186994
Prefixes after maximum aggregation (per Origin AS): 81761
Deaggregation factor: 2.29
Unique aggregates announced (without unneeded subnets): 101644
Number of IPv4 prefixes with a valid ROA: 72232
Number of IPv4 prefixes with an invalid ROA: 19
Number of IPv4 prefixes with no ROA: 114743
Total ASes present in the Internet Routing Table: 15915
Prefixes per ASN: 11.75
Origin-only ASes present in the Internet Routing Table: 13744
Origin ASes announcing only one prefix: 6289
Transit ASes present in the Internet Routing Table: 2171
Transit-only ASes present in the Internet Routing Table: 595
Paths with bogon ASNs present in the IPv4 Routing Table: 4
Average AS path length visible in the Internet Routing Table: 5.7
Max AS path length visible: 26
Max AS path prepend of ASN (265990) 21
Prefixes from unregistered ASNs in the Routing Table: 225
Number of instances of unregistered ASNs: 225
Number of 32-bit ASNs allocated by the RIRs: 44201
Number of 32-bit ASNs visible in the Routing Table: 5774
Prefixes from 32-bit ASNs in the Routing Table: 19338
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: 94
Number of addresses announced to Internet: 1116872353
Equivalent to 66 /8s, 146 /16s and 30 /24s
Percentage of available address space announced: 30.2
Percentage of allocated address space announced: 30.2
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: 53887
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 30231
Total APNIC prefixes after maximum aggregation: 7084
APNIC Deaggregation factor: 4.27
Prefixes being announced from the APNIC address blocks: 29878
Unique aggregates announced from the APNIC address blocks: 8207
APNIC Region origin ASes present in the Internet Routing Table: 1138
APNIC Prefixes per ASN: 26.25
APNIC Region origin ASes announcing only one prefix: 452
APNIC Region transit ASes present in the Internet Routing Table: 201
Average APNIC Region AS path length visible: 6.2
Max APNIC Region AS path length visible: 17
Number of APNIC region 32-bit ASNs visible in the Routing Table: 493
Number of APNIC addresses announced to Internet: 199332208
Equivalent to 11 /8s, 225 /16s and 145 /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: 84956
Total ARIN prefixes after maximum aggregation: 46263
ARIN Deaggregation factor: 1.84
Prefixes being announced from the ARIN address blocks: 83516
Unique aggregates announced from the ARIN address blocks: 51249
ARIN Region origin ASes present in the Internet Routing Table: 7301
ARIN Prefixes per ASN: 11.44
ARIN Region origin ASes announcing only one prefix: 3154
ARIN Region transit ASes present in the Internet Routing Table: 627
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: 1488
Number of ARIN addresses announced to Internet: 650539361
Equivalent to 38 /8s, 198 /16s and 113 /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: 35677
Total RIPE prefixes after maximum aggregation: 16688
RIPE Deaggregation factor: 2.14
Prefixes being announced from the RIPE address blocks: 36496
Unique aggregates announced from the RIPE address blocks: 23898
RIPE Region origin ASes present in the Internet Routing Table: 3448
RIPE Prefixes per ASN: 10.58
RIPE Region origin ASes announcing only one prefix: 1495
RIPE Region transit ASes present in the Internet Routing Table: 538
Average RIPE Region AS path length visible: 5.6
Max RIPE Region AS path length visible: 23
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1278
Number of RIPE addresses announced to Internet: 162900432
Equivalent to 9 /8s, 181 /16s and 169 /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: 31344
Total LACNIC prefixes after maximum aggregation: 9970
LACNIC Deaggregation factor: 3.14
Prefixes being announced from the LACNIC address blocks: 31055
Unique aggregates announced from the LACNIC address blocks: 15545
LACNIC Region origin ASes present in the Internet Routing Table: 3122
LACNIC Prefixes per ASN: 9.95
LACNIC Region origin ASes announcing only one prefix: 1094
LACNIC Region transit ASes present in the Internet Routing Table: 626
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: 2409
Number of LACNIC addresses announced to Internet: 72067072
Equivalent to 4 /8s, 75 /16s and 168 /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: 4561
Total AfriNIC prefixes after maximum aggregation: 1571
AfriNIC Deaggregation factor: 2.90
Prefixes being announced from the AfriNIC address blocks: 5955
Unique aggregates announced from the AfriNIC address blocks: 2653
AfriNIC Region origin ASes present in the Internet Routing Table: 215
AfriNIC Prefixes per ASN: 27.70
AfriNIC Region origin ASes announcing only one prefix: 94
AfriNIC Region transit ASes present in the Internet Routing Table: 61
Average AfriNIC Region AS path length visible: 5.6
Max AfriNIC Region AS path length visible: 21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 106
Number of AfriNIC addresses announced to Internet: 31976704
Equivalent to 1 /8s, 231 /16s and 237 /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 9691 8743 63 CHINAMOBILE-CN China Mobile Communicati
56047 1504 192 47 CMNET-HUNAN-AP China Mobile communicati
56046 1487 874 110 CMNET-JIANGSU-AP China Mobile communica
56041 1448 714 73 CMNET-ZHEJIANG-AP China Mobile communic
24547 789 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
24444 762 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile
17676 730 10656 150 GIGAINFRA SoftBank Corp., JP
2907 601 2162 465 SINET-AS Research Organization of Infor
24445 477 497 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 9833 11363 3479 AMAZON-02, US
749 3202 54912 2454 DNIC-AS-00749, US
367 2833 3546 1352 DNIC-ASBLK-00306-00371, US
11776 1856 256 220 ATLANTICBB-JOHNSTOWN, US
209 1703 4898 314 CENTURYLINK-US-LEGACY-QWEST, US
4155 1637 105 1179 USDA-1, US
5972 1398 393 639 DNIC-ASBLK-05800-06055, US
7979 1001 66 199 SERVERS-COM, US
855 960 255 82 CANET-ASN-4, CA
14618 896 4164 677 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 4758 286 60 ALJAWWALSTC-AS, SA
20940 1313 111 1069 AKAMAI-ASN1, NL
3215 900 4830 293 France Telecom - Orange, FR
25019 816 1032 146 SAUDINETSTC-AS, SA
8376 723 60 21 Jordan Data Communications, JO
8452 524 1841 10 TE-AS TE-AS, EG
51167 500 96 207 CONTABO, DE
20978 420 196 13 TT_MOBIL Istanbul, TR
13046 393 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 5003 1300 872 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 920 1128 28 TELEFONICA BRASIL S.A, BR
11664 589 103 223 Techtel LMDS Comunicaciones Interactiva
26599 570 2961 47 TELEFONICA BRASIL S.A, BR
10620 500 64 421 Telmex Colombia S.A., CO
13999 485 68 210 Mega Cable, S.A. de C.V., MX
22724 229 15 98 PUNTONET S.A., EC
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 664 242 206 LINKdotNET-AS, EG
24835 423 365 30 RAYA-AS, EG
2018 380 319 71 TENET-1, ZA
36992 364 577 252 ETISALAT-MISR, EG
36935 325 518 27 Vodafone-, EG
36914 204 82 3 KENET-AS, KE
37282 157 20 54 MAINONE, NG
37492 156 471 44 ORANGE-, TN
37693 145 595 51 TUNISIANA, TN
15706 110 12 26 Sudatel, SD
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 9833 11363 3479 AMAZON-02, US
9808 9691 8743 63 CHINAMOBILE-CN China Mobile Communicati
8151 5003 1300 872 UNINET, MX
39891 4758 286 60 ALJAWWALSTC-AS, SA
749 3202 54912 2454 DNIC-AS-00749, US
367 2833 3546 1352 DNIC-ASBLK-00306-00371, US
11776 1856 256 220 ATLANTICBB-JOHNSTOWN, US
209 1703 4898 314 CENTURYLINK-US-LEGACY-QWEST, US
4155 1637 105 1179 USDA-1, US
56047 1504 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 9691 9628 CHINAMOBILE-CN China Mobile Communications Grou
39891 4758 4698 ALJAWWALSTC-AS, SA
8151 5003 4131 UNINET, MX
11776 1856 1636 ATLANTICBB-JOHNSTOWN, US
367 2833 1481 DNIC-ASBLK-00306-00371, US
56047 1504 1457 CMNET-HUNAN-AP China Mobile communications corp
209 1703 1389 CENTURYLINK-US-LEGACY-QWEST, US
56046 1487 1377 CMNET-JIANGSU-AP China Mobile communications co
56041 1448 1375 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
13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, 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
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
41.74.44.0/24 Origin: 37544 RESERVED, ZZ
41.74.44.0/24 Transit: 15964 CAMNET-AS, CM
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
41.78.204.0/22 Origin: 37475 RESERVED, ZZ
41.78.204.0/22 Transit: 15964 CAMNET-AS, CM
41.79.128.0/22 Origin: 37475 RESERVED, ZZ
41.79.128.0/22 Transit: 15964 CAMNET-AS, CM
41.204.240.0/24 Origin: 36911 RESERVED, ZZ
41.204.240.0/24 Transit: 328766 RESERVED, ZZ
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 /11:31 /12:92
/13:126 /14:366 /15:712 /16:5969 /17:2496 /18:2649
/19:5173 /20:8583 /21:10709 /22:20033 /23:20455 /24:109308
/25:76 /26:50 /27:71 /28:19 /29:20 /30:17
/31:0 /32:5
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 3440 4758 ALJAWWALSTC-AS, SA
8151 2843 5003 UNINET, MX
16509 2096 9833 AMAZON-02, US
209 961 1703 CENTURYLINK-US-LEGACY-QWEST, US
11776 892 1856 ATLANTICBB-JOHNSTOWN, US
11830 884 1043 Instituto Costarricense de Electricidad y Telec
19901 717 858 BRSPD-PUBLIC, US
6147 698 1102 Telefonica del Peru S.A.A., PE
8376 568 723 Jordan Data Communications, JO
7979 451 1001 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 2:387 3:324 5:1055 6:149 7:5
8:619 11:171 12:652 13:311 14:99 15:281
16:175 17:6 18:737 20:34 21:4 22:188
23:1780 24:398 25:2 27:27 29:19 31:175
32:1 34:11 35:58 36:1175 37:414 38:833
39:522 40:11 41:499 42:23 43:183 44:29
45:2422 46:607 47:98 49:11 50:265 51:471
52:1362 54:272 55:927 57:16 58:4 59:38
60:19 61:64 62:344 63:471 64:1511 65:799
66:1242 67:684 68:165 69:751 70:147 71:189
72:388 74:744 75:394 76:202 77:304 78:487
79:174 80:210 81:203 82:170 83:95 84:179
85:329 86:149 87:147 88:120 89:508 90:98
91:569 92:395 93:787 94:508 95:1083 96:167
97:31 98:130 99:151 100:22 101:21 102:219
103:1100 104:711 105:113 106:3 107:213 108:301
109:259 110:32 111:1792 112:448 113:43 114:34
115:15 116:32 117:956 118:110 119:99 120:1090
121:16 122:108 123:49 124:58 125:11 128:357
129:278 130:491 131:795 132:500 133:267 134:349
135:69 136:364 137:407 138:790 139:391 140:594
141:334 142:697 143:603 144:329 145:67 146:496
147:316 148:597 149:496 150:291 151:563 152:536
153:118 154:557 155:680 156:448 157:271 158:319
159:592 160:357 161:422 162:693 163:296 164:636
165:383 166:96 167:401 168:1033 169:153 170:1314
171:66 172:893 173:621 174:105 175:41 176:410
177:761 178:335 179:513 180:50 181:973 182:68
183:854 184:198 185:2380 186:1040 187:760 188:478
189:1065 190:2900 191:188 192:3833 193:1246 194:821
195:560 196:389 197:393 198:1930 199:3464 200:2654
201:2452 202:1069 203:628 204:1748 205:1670 206:1136
207:1065 208:978 209:1449 210:341 211:431 212:701
213:560 214:987 215:28 216:1693 217:281 218:525
219:22 220:29 221:302 222:22 223:633
End of report
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