[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Feb 12 20:16:30 UTC 2024
IPv4 R&E Routing Table Report 20:15 GMT Mon 12 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: 187453
Prefixes after maximum aggregation (per Origin AS): 81895
Deaggregation factor: 2.29
Unique aggregates announced (without unneeded subnets): 102642
Number of IPv4 prefixes with a valid ROA: 71987
Number of IPv4 prefixes with an invalid ROA: 24
Number of IPv4 prefixes with no ROA: 115442
Total ASes present in the Internet Routing Table: 15858
Prefixes per ASN: 11.82
Origin-only ASes present in the Internet Routing Table: 13723
Origin ASes announcing only one prefix: 6297
Transit ASes present in the Internet Routing Table: 2135
Transit-only ASes present in the Internet Routing Table: 569
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: 222
Number of instances of unregistered ASNs: 222
Number of 32-bit ASNs allocated by the RIRs: 43611
Number of 32-bit ASNs visible in the Routing Table: 5754
Prefixes from 32-bit ASNs in the Routing Table: 19122
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: 76
Number of addresses announced to Internet: 1070636089
Equivalent to 63 /8s, 208 /16s and 156 /24s
Percentage of available address space announced: 28.9
Percentage of allocated address space announced: 28.9
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: 55666
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 28686
Total APNIC prefixes after maximum aggregation: 6511
APNIC Deaggregation factor: 4.41
Prefixes being announced from the APNIC address blocks: 28490
Unique aggregates announced from the APNIC address blocks: 7539
APNIC Region origin ASes present in the Internet Routing Table: 1085
APNIC Prefixes per ASN: 26.26
APNIC Region origin ASes announcing only one prefix: 441
APNIC Region transit ASes present in the Internet Routing Table: 184
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: 463
Number of APNIC addresses announced to Internet: 172021896
Equivalent to 10 /8s, 64 /16s and 216 /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: 81958
Total ARIN prefixes after maximum aggregation: 44895
ARIN Deaggregation factor: 1.83
Prefixes being announced from the ARIN address blocks: 80945
Unique aggregates announced from the ARIN address blocks: 50370
ARIN Region origin ASes present in the Internet Routing Table: 7167
ARIN Prefixes per ASN: 11.29
ARIN Region origin ASes announcing only one prefix: 3067
ARIN Region transit ASes present in the Internet Routing Table: 636
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: 1442
Number of ARIN addresses announced to Internet: 605513185
Equivalent to 36 /8s, 23 /16s and 101 /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: 38803
Total RIPE prefixes after maximum aggregation: 18131
RIPE Deaggregation factor: 2.14
Prefixes being announced from the RIPE address blocks: 39176
Unique aggregates announced from the RIPE address blocks: 25461
RIPE Region origin ASes present in the Internet Routing Table: 3550
RIPE Prefixes per ASN: 11.04
RIPE Region origin ASes announcing only one prefix: 1561
RIPE Region transit ASes present in the Internet Routing Table: 530
Average RIPE Region AS path length visible: 5.7
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1284
Number of RIPE addresses announced to Internet: 189585872
Equivalent to 11 /8s, 76 /16s and 217 /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: 32323
Total LACNIC prefixes after maximum aggregation: 10238
LACNIC Deaggregation factor: 3.16
Prefixes being announced from the LACNIC address blocks: 32090
Unique aggregates announced from the LACNIC address blocks: 15800
LACNIC Region origin ASes present in the Internet Routing Table: 3189
LACNIC Prefixes per ASN: 10.06
LACNIC Region origin ASes announcing only one prefix: 1140
LACNIC Region transit ASes present in the Internet Routing Table: 624
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: 2463
Number of LACNIC addresses announced to Internet: 73586176
Equivalent to 4 /8s, 98 /16s and 214 /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: 5461
Total AfriNIC prefixes after maximum aggregation: 1940
AfriNIC Deaggregation factor: 2.81
Prefixes being announced from the AfriNIC address blocks: 6676
Unique aggregates announced from the AfriNIC address blocks: 3398
AfriNIC Region origin ASes present in the Internet Routing Table: 208
AfriNIC Prefixes per ASN: 32.10
AfriNIC Region origin ASes announcing only one prefix: 88
AfriNIC Region transit ASes present in the Internet Routing Table: 60
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: 102
Number of AfriNIC addresses announced to Internet: 29886976
Equivalent to 1 /8s, 200 /16s and 10 /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 9635 8738 50 CHINAMOBILE-CN China Mobile Communicati
56047 1469 188 34 CMNET-HUNAN-AP China Mobile communicati
56041 1435 714 73 CMNET-ZHEJIANG-AP China Mobile communic
56046 1435 842 107 CMNET-JIANGSU-AP China Mobile communica
24547 777 168 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 439 180 23 CSTNET-AS-AP Computer Network Informati
56040 438 488 106 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 11228 3361 AMAZON-02, US
749 3184 54927 2436 DNIC-AS-00749, US
367 2924 3729 1429 DNIC-ASBLK-00306-00371, US
11776 1854 256 222 ATLANTICBB-JOHNSTOWN, US
209 1709 4898 320 CENTURYLINK-US-LEGACY-QWEST, US
5972 1477 395 654 DNIC-ASBLK-05800-06055, US
4155 1158 75 934 USDA-1, US
7979 983 65 194 SERVERS-COM, US
855 960 255 83 CANET-ASN-4, CA
16625 926 434 852 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 4658 280 55 ALJAWWALSTC-AS, SA
20940 1345 112 1093 AKAMAI-ASN1, NL
3215 897 4811 301 France Telecom - Orange, FR
25019 816 1032 146 SAUDINETSTC-AS, SA
8376 722 60 22 Jordan Data Communications, JO
8452 574 1841 11 TE-AS TE-AS, EG
15897 551 183 28 VODAFONETURKEY, TR
51167 435 77 184 CONTABO, DE
20978 420 196 13 TT_MOBIL Istanbul, TR
34984 420 61 346 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 5332 1543 959 UNINET, MX
3816 1305 787 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1087 369 22 Telefonica del Peru S.A.A., PE
11830 1043 324 7 Instituto Costarricense de Electricidad
18881 989 1120 28 TELEFONICA BRASIL S.A, BR
11664 589 108 221 Techtel LMDS Comunicaciones Interactiva
26599 545 2941 45 TELEFONICA BRASIL S.A, BR
10620 515 69 430 Telmex Colombia S.A., CO
13999 477 68 210 Mega Cable, S.A. de C.V., MX
22368 247 27 75 TELEBUCARAMANGA S.A. E.S.P., CO
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 714 47 288 ORANGE-COTE-IVOIRE, CI
24863 671 284 182 LINKdotNET-AS, EG
36992 563 829 302 ETISALAT-MISR, EG
36914 490 82 3 KENET-AS, KE
2018 381 319 71 TENET-1, ZA
36935 265 67 78 Vodafone-, EG
24835 187 158 107 RAYA-AS, EG
37492 170 471 44 ORANGE-, TN
327687 160 28 3 RENU, UG
37480 141 9 23 Cobranet, NG
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 9652 11228 3361 AMAZON-02, US
9808 9635 8738 50 CHINAMOBILE-CN China Mobile Communicati
8151 5332 1543 959 UNINET, MX
39891 4658 280 55 ALJAWWALSTC-AS, SA
749 3184 54927 2436 DNIC-AS-00749, US
367 2924 3729 1429 DNIC-ASBLK-00306-00371, US
11776 1854 256 222 ATLANTICBB-JOHNSTOWN, US
209 1709 4898 320 CENTURYLINK-US-LEGACY-QWEST, US
5972 1477 395 654 DNIC-ASBLK-05800-06055, US
56047 1469 188 34 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 9635 9585 CHINAMOBILE-CN China Mobile Communications Grou
39891 4658 4603 ALJAWWALSTC-AS, SA
8151 5332 4373 UNINET, MX
11776 1854 1632 ATLANTICBB-JOHNSTOWN, US
367 2924 1495 DNIC-ASBLK-00306-00371, US
56047 1469 1435 CMNET-HUNAN-AP China Mobile communications corp
209 1709 1389 CENTURYLINK-US-LEGACY-QWEST, US
56041 1435 1362 CMNET-ZHEJIANG-AP China Mobile communications c
56046 1435 1328 CMNET-JIANGSU-AP China Mobile communications co
3816 1305 1108 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 6939 HURRICANE, US
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
41.78.60.0/22 Origin: 6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22 Transit: 2914 NTT-LTD-2914, US
45.42.252.0/22 Origin: 16509 AMAZON-02, US
45.42.252.0/22 Transit: 24482 SGGS-AS-AP SG.GS, SG
64.16.112.0/21 Origin: 3561 CENTURYLINK-LEGACY-SAVVIS, US
64.16.112.0/21 Transit: 209 CENTURYLINK-US-LEGACY-QWEST, US
64.68.36.0/24 Origin: 53334 TUT-AS, US
64.68.36.0/24 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 /8:11 /9:4 /10:14 /11:29 /12:77
/13:131 /14:362 /15:742 /16:5563 /17:2687 /18:2771
/19:5704 /20:8893 /21:10906 /22:20446 /23:20622 /24:108226
/25:79 /26:51 /27:73 /28:19 /29:21 /30:15
/31:0 /32:7
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 3340 4658 ALJAWWALSTC-AS, SA
8151 2905 5332 UNINET, MX
16509 2027 9652 AMAZON-02, US
209 965 1709 CENTURYLINK-US-LEGACY-QWEST, US
11776 893 1854 ATLANTICBB-JOHNSTOWN, US
11830 883 1043 Instituto Costarricense de Electricidad y Telec
6147 685 1087 Telefonica del Peru S.A.A., PE
19901 677 814 BRSPD-PUBLIC, US
8376 564 722 Jordan Data Communications, JO
36914 475 490 KENET-AS, KE
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:8 2:475 3:266 5:1092 6:152 7:5
8:620 11:171 12:252 13:324 14:98 15:280
16:169 17:6 18:682 20:30 21:4 22:188
23:1863 24:400 25:2 27:17 29:19 31:226
32:1 34:2 35:53 36:1110 37:541 38:816
39:523 40:8 41:675 42:14 43:174 44:29
45:2382 46:615 47:148 49:10 50:249 51:469
52:1362 54:305 55:880 57:18 58:6 59:31
60:19 61:62 62:379 63:461 64:1435 65:808
66:1261 67:674 68:143 69:709 70:151 71:195
72:394 74:735 75:392 76:200 77:273 78:553
79:170 80:209 81:191 82:181 83:96 84:193
85:331 86:156 87:160 88:99 89:334 90:97
91:575 92:393 93:801 94:490 95:1127 96:168
97:30 98:131 99:146 100:22 101:25 102:166
103:985 104:669 105:143 106:2 107:226 108:305
109:221 110:30 111:1742 112:455 113:40 114:32
115:11 116:32 117:951 118:45 119:99 120:1088
121:32 122:79 123:20 124:55 125:12 128:409
129:283 130:506 131:775 132:509 133:264 134:331
135:69 136:362 137:432 138:718 139:431 140:571
141:195 142:695 143:606 144:311 145:79 146:502
147:319 148:594 149:490 150:284 151:547 152:355
153:119 154:479 155:659 156:300 157:234 158:314
159:525 160:770 161:455 162:668 163:287 164:593
165:387 166:104 167:374 168:965 169:150 170:1215
171:62 172:886 173:611 174:107 175:36 176:429
177:765 178:272 179:513 180:46 181:959 182:8
183:853 184:206 185:2343 186:1015 187:804 188:539
189:1098 190:2959 191:196 192:3690 193:1353 194:902
195:663 196:458 197:661 198:1916 199:2950 200:2712
201:2633 202:936 203:627 204:1734 205:1643 206:1076
207:1036 208:968 209:1345 210:293 211:445 212:770
213:667 214:1067 215:37 216:1664 217:357 218:515
219:20 220:30 221:292 222:18 223:627
End of report
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