[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Feb 27 20:16:33 UTC 2024
IPv4 R&E Routing Table Report 20:15 GMT Tue 27 Feb, 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: 188241
Prefixes after maximum aggregation (per Origin AS): 82291
Deaggregation factor: 2.29
Unique aggregates announced (without unneeded subnets): 103755
Number of IPv4 prefixes with a valid ROA: 72533
Number of IPv4 prefixes with an invalid ROA: 23
Number of IPv4 prefixes with no ROA: 115685
Total ASes present in the Internet Routing Table: 15756
Prefixes per ASN: 11.95
Origin-only ASes present in the Internet Routing Table: 13620
Origin ASes announcing only one prefix: 6249
Transit ASes present in the Internet Routing Table: 2136
Transit-only ASes present in the Internet Routing Table: 580
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: 28
Max AS path prepend of ASN ( 11816) 21
Prefixes from unregistered ASNs in the Routing Table: 219
Number of instances of unregistered ASNs: 219
Number of 32-bit ASNs allocated by the RIRs: 43714
Number of 32-bit ASNs visible in the Routing Table: 5661
Prefixes from 32-bit ASNs in the Routing Table: 18557
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: 81
Number of addresses announced to Internet: 1073685049
Equivalent to 63 /8s, 255 /16s and 34 /24s
Percentage of available address space announced: 29.0
Percentage of allocated address space announced: 29.0
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: 55395
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 29407
Total APNIC prefixes after maximum aggregation: 6874
APNIC Deaggregation factor: 4.28
Prefixes being announced from the APNIC address blocks: 29176
Unique aggregates announced from the APNIC address blocks: 8149
APNIC Region origin ASes present in the Internet Routing Table: 1115
APNIC Prefixes per ASN: 26.17
APNIC Region origin ASes announcing only one prefix: 450
APNIC Region transit ASes present in the Internet Routing Table: 187
Average APNIC Region AS path length visible: 6.3
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 485
Number of APNIC addresses announced to Internet: 171876744
Equivalent to 10 /8s, 62 /16s and 161 /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: 82539
Total ARIN prefixes after maximum aggregation: 45032
ARIN Deaggregation factor: 1.83
Prefixes being announced from the ARIN address blocks: 81600
Unique aggregates announced from the ARIN address blocks: 50767
ARIN Region origin ASes present in the Internet Routing Table: 7216
ARIN Prefixes per ASN: 11.31
ARIN Region origin ASes announcing only one prefix: 3076
ARIN Region transit ASes present in the Internet Routing Table: 643
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: 1464
Number of ARIN addresses announced to Internet: 605967329
Equivalent to 36 /8s, 30 /16s and 83 /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: 38828
Total RIPE prefixes after maximum aggregation: 18107
RIPE Deaggregation factor: 2.14
Prefixes being announced from the RIPE address blocks: 39214
Unique aggregates announced from the RIPE address blocks: 25686
RIPE Region origin ASes present in the Internet Routing Table: 3503
RIPE Prefixes per ASN: 11.19
RIPE Region origin ASes announcing only one prefix: 1526
RIPE Region transit ASes present in the Internet Routing Table: 524
Average RIPE Region AS path length visible: 5.6
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1272
Number of RIPE addresses announced to Internet: 192443088
Equivalent to 11 /8s, 120 /16s and 114 /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: 31967
Total LACNIC prefixes after maximum aggregation: 10149
LACNIC Deaggregation factor: 3.15
Prefixes being announced from the LACNIC address blocks: 31725
Unique aggregates announced from the LACNIC address blocks: 15756
LACNIC Region origin ASes present in the Internet Routing Table: 3030
LACNIC Prefixes per ASN: 10.47
LACNIC Region origin ASes announcing only one prefix: 1103
LACNIC Region transit ASes present in the Internet Routing Table: 610
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: 2334
Number of LACNIC addresses announced to Internet: 73913600
Equivalent to 4 /8s, 103 /16s and 213 /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: 5281
Total AfriNIC prefixes after maximum aggregation: 1948
AfriNIC Deaggregation factor: 2.71
Prefixes being announced from the AfriNIC address blocks: 6445
Unique aggregates announced from the AfriNIC address blocks: 3318
AfriNIC Region origin ASes present in the Internet Routing Table: 222
AfriNIC Prefixes per ASN: 29.03
AfriNIC Region origin ASes announcing only one prefix: 94
AfriNIC Region transit ASes present in the Internet Routing Table: 64
Average AfriNIC Region AS path length visible: 5.5
Max AfriNIC Region AS path length visible: 20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 106
Number of AfriNIC addresses announced to Internet: 29436928
Equivalent to 1 /8s, 193 /16s and 44 /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 9687 8771 57 CHINAMOBILE-CN China Mobile Communicati
56047 1469 188 34 CMNET-HUNAN-AP China Mobile communicati
56046 1449 874 110 CMNET-JIANGSU-AP China Mobile communica
56041 1435 714 73 CMNET-ZHEJIANG-AP China Mobile communic
24547 778 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
24444 760 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile
2907 601 2162 465 SINET-AS Research Organization of Infor
24445 477 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun
7497 441 180 23 CSTNET-AS-AP Computer Network Informati
56040 435 488 105 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 9652 11244 3342 AMAZON-02, US
749 3183 54927 2435 DNIC-AS-00749, US
367 2900 3630 1415 DNIC-ASBLK-00306-00371, US
11776 1856 256 219 ATLANTICBB-JOHNSTOWN, US
209 1708 4899 321 CENTURYLINK-US-LEGACY-QWEST, US
5972 1458 393 647 DNIC-ASBLK-05800-06055, US
4155 1266 82 1000 USDA-1, US
7979 993 66 197 SERVERS-COM, US
855 960 255 83 CANET-ASN-4, CA
16625 932 435 857 AKAMAI-AS, 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 4754 286 59 ALJAWWALSTC-AS, SA
20940 1372 114 1106 AKAMAI-ASN1, NL
3215 898 4811 302 France Telecom - Orange, FR
25019 816 1032 146 SAUDINETSTC-AS, SA
8376 721 60 22 Jordan Data Communications, JO
8452 599 1841 11 TE-AS TE-AS, EG
15897 543 182 27 VODAFONETURKEY, TR
51167 437 79 185 CONTABO, DE
35819 434 434 46 MOBILY-AS Etihad Etisalat Company Mobil
34984 425 62 350 TELLCOM-AS, TR
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 5335 1548 933 UNINET, MX
3816 1311 787 193 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1088 369 22 Telefonica del Peru S.A.A., PE
11830 1041 324 5 Instituto Costarricense de Electricidad
18881 989 1120 28 TELEFONICA BRASIL S.A, BR
11664 590 108 223 Techtel LMDS Comunicaciones Interactiva
26599 561 2941 45 TELEFONICA BRASIL S.A, BR
10620 515 69 430 Telmex Colombia S.A., CO
13999 479 68 208 Mega Cable, S.A. de C.V., MX
28343 307 58 93 UNIFIQUE TELECOMUNICACOES SA, 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
29571 727 48 296 ORANGE-COTE-IVOIRE, CI
24863 665 238 179 LINKdotNET-AS, EG
36992 486 777 258 ETISALAT-MISR, EG
2018 371 319 71 TENET-1, ZA
36914 308 82 3 KENET-AS, KE
36935 267 67 80 Vodafone-, EG
24835 205 165 113 RAYA-AS, EG
37492 169 471 44 ORANGE-, TN
327687 158 28 3 RENU, UG
37693 145 595 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
9808 9687 8771 57 CHINAMOBILE-CN China Mobile Communicati
16509 9652 11244 3342 AMAZON-02, US
8151 5335 1548 933 UNINET, MX
39891 4754 286 59 ALJAWWALSTC-AS, SA
749 3183 54927 2435 DNIC-AS-00749, US
367 2900 3630 1415 DNIC-ASBLK-00306-00371, US
11776 1856 256 219 ATLANTICBB-JOHNSTOWN, US
209 1708 4899 321 CENTURYLINK-US-LEGACY-QWEST, US
56047 1469 188 34 CMNET-HUNAN-AP China Mobile communicati
5972 1458 393 647 DNIC-ASBLK-05800-06055, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
16509 9652 6310 AMAZON-02, US
39891 4754 4695 ALJAWWALSTC-AS, SA
8151 5335 4402 UNINET, MX
11776 1856 1637 ATLANTICBB-JOHNSTOWN, US
367 2900 1485 DNIC-ASBLK-00306-00371, US
56047 1469 1435 CMNET-HUNAN-AP China Mobile communications corp
209 1708 1387 CENTURYLINK-US-LEGACY-QWEST, US
56041 1435 1362 CMNET-ZHEJIANG-AP China Mobile communications c
56046 1449 1339 CMNET-JIANGSU-AP China Mobile communications co
3816 1311 1118 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
33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
13342 UNALLOCATED 12.17.5.0/24 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
32282 UNALLOCATED 12.162.235.0/24 7018 ATT-INTERNET4, US
13342 UNALLOCATED 12.180.92.0/22 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
23.176.160.0/24 Origin: 397327 RESERVED, ZZ
23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US
41.77.208.0/22 Origin: 37475 RESERVED, ZZ
41.77.208.0/22 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
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 /9:4 /10:14 /11:29 /12:76
/13:131 /14:364 /15:746 /16:5565 /17:2707 /18:2787
/19:5701 /20:8928 /21:11290 /22:20460 /23:20676 /24:108493
/25:83 /26:50 /27:66 /28:19 /29:21 /30:15
/31:0 /32:5
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 3436 4754 ALJAWWALSTC-AS, SA
8151 2929 5335 UNINET, MX
16509 2044 9652 AMAZON-02, US
209 964 1708 CENTURYLINK-US-LEGACY-QWEST, US
11776 893 1856 ATLANTICBB-JOHNSTOWN, US
11830 882 1041 Instituto Costarricense de Electricidad y Telec
6147 686 1088 Telefonica del Peru S.A.A., PE
19901 684 823 BRSPD-PUBLIC, US
8376 564 721 Jordan Data Communications, JO
15897 467 543 VODAFONETURKEY, TR
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:8 2:460 3:269 5:1109 6:148 7:5
8:618 11:171 12:260 13:331 14:101 15:280
16:174 17:6 18:685 20:30 21:4 22:188
23:1870 24:404 25:2 27:22 29:19 31:216
32:1 34:3 35:53 36:1111 37:551 38:886
39:523 40:8 41:583 42:23 43:175 44:33
45:2320 46:625 47:148 49:10 50:248 51:472
52:1352 54:274 55:879 57:17 58:5 59:39
60:19 61:63 62:383 63:458 64:1519 65:821
66:1264 67:678 68:180 69:715 70:150 71:193
72:372 74:721 75:392 76:206 77:271 78:532
79:169 80:182 81:209 82:174 83:93 84:184
85:334 86:157 87:147 88:103 89:334 90:97
91:572 92:394 93:797 94:509 95:1097 96:167
97:30 98:130 99:148 100:22 101:25 102:181
103:1021 104:681 105:130 106:2 107:229 108:292
109:212 110:28 111:1746 112:447 113:40 114:31
115:10 116:34 117:946 118:51 119:95 120:1094
121:36 122:124 123:25 124:57 125:35 128:433
129:281 130:509 131:773 132:508 133:265 134:336
135:69 136:364 137:439 138:717 139:426 140:573
141:206 142:698 143:576 144:322 145:88 146:510
147:322 148:588 149:521 150:280 151:541 152:375
153:121 154:457 155:671 156:314 157:228 158:317
159:527 160:757 161:420 162:695 163:294 164:589
165:376 166:104 167:380 168:942 169:155 170:1223
171:62 172:896 173:621 174:107 175:38 176:427
177:729 178:300 179:477 180:52 181:977 182:10
183:853 184:206 185:2307 186:1014 187:743 188:544
189:1068 190:2911 191:169 192:3699 193:1382 194:922
195:661 196:490 197:591 198:1908 199:3067 200:2730
201:2572 202:963 203:618 204:1744 205:1637 206:1126
207:1044 208:991 209:1393 210:341 211:422 212:757
213:677 214:1065 215:37 216:1695 217:366 218:515
219:29 220:30 221:293 222:23 223:627
End of report
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