[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Jul 31 20:16:49 UTC 2024
IPv4 R&E Routing Table Report 20:15 GMT Wed 31 Jul, 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: 184924
Prefixes after maximum aggregation (per Origin AS): 83307
Deaggregation factor: 2.22
Unique aggregates announced (without unneeded subnets): 102860
Number of IPv4 prefixes with a valid ROA: 73931
Number of IPv4 prefixes with an invalid ROA: 24
Number of IPv4 prefixes with no ROA: 110969
Total ASes present in the Internet Routing Table: 16108
Prefixes per ASN: 11.48
Origin-only ASes present in the Internet Routing Table: 13846
Origin ASes announcing only one prefix: 6288
Transit ASes present in the Internet Routing Table: 2262
Transit-only ASes present in the Internet Routing Table: 629
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: 41
Max AS path prepend of ASN ( 59588) 32
Prefixes from unregistered ASNs in the Routing Table: 226
Number of instances of unregistered ASNs: 228
Number of 32-bit ASNs allocated by the RIRs: 45056
Number of 32-bit ASNs visible in the Routing Table: 6143
Prefixes from 32-bit ASNs in the Routing Table: 21244
Number of bogon 32-bit ASNs visible in the Routing Table: 6
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 92
Number of addresses announced to Internet: 1119911325
Equivalent to 66 /8s, 192 /16s and 125 /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: 50570
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 30443
Total APNIC prefixes after maximum aggregation: 7339
APNIC Deaggregation factor: 4.15
Prefixes being announced from the APNIC address blocks: 30016
Unique aggregates announced from the APNIC address blocks: 8401
APNIC Region origin ASes present in the Internet Routing Table: 1205
APNIC Prefixes per ASN: 24.91
APNIC Region origin ASes announcing only one prefix: 481
APNIC Region transit ASes present in the Internet Routing Table: 204
Average APNIC Region AS path length visible: 7.3
Max APNIC Region AS path length visible: 16
Number of APNIC region 32-bit ASNs visible in the Routing Table: 536
Number of APNIC addresses announced to Internet: 202061932
Equivalent to 12 /8s, 11 /16s and 56 /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: 85045
Total ARIN prefixes after maximum aggregation: 46544
ARIN Deaggregation factor: 1.83
Prefixes being announced from the ARIN address blocks: 83675
Unique aggregates announced from the ARIN address blocks: 51572
ARIN Region origin ASes present in the Internet Routing Table: 7162
ARIN Prefixes per ASN: 11.68
ARIN Region origin ASes announcing only one prefix: 3105
ARIN Region transit ASes present in the Internet Routing Table: 627
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: 1472
Number of ARIN addresses announced to Internet: 652714337
Equivalent to 38 /8s, 231 /16s and 161 /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: 31022
Total RIPE prefixes after maximum aggregation: 16815
RIPE Deaggregation factor: 1.84
Prefixes being announced from the RIPE address blocks: 32017
Unique aggregates announced from the RIPE address blocks: 24046
RIPE Region origin ASes present in the Internet Routing Table: 3255
RIPE Prefixes per ASN: 9.84
RIPE Region origin ASes announcing only one prefix: 1391
RIPE Region transit ASes present in the Internet Routing Table: 510
Average RIPE Region AS path length visible: 5.6
Max RIPE Region AS path length visible: 41
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1217
Number of RIPE addresses announced to Internet: 161795792
Equivalent to 9 /8s, 164 /16s and 206 /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: 33154
Total LACNIC prefixes after maximum aggregation: 10422
LACNIC Deaggregation factor: 3.18
Prefixes being announced from the LACNIC address blocks: 32864
Unique aggregates announced from the LACNIC address blocks: 15647
LACNIC Region origin ASes present in the Internet Routing Table: 3541
LACNIC Prefixes per ASN: 9.28
LACNIC Region origin ASes announcing only one prefix: 1225
LACNIC Region transit ASes present in the Internet Routing Table: 728
Average LACNIC Region AS path length visible: 6.0
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2811
Number of LACNIC addresses announced to Internet: 74173184
Equivalent to 4 /8s, 107 /16s and 203 /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: 5034
Total AfriNIC prefixes after maximum aggregation: 2017
AfriNIC Deaggregation factor: 2.50
Prefixes being announced from the AfriNIC address blocks: 6260
Unique aggregates announced from the AfriNIC address blocks: 3108
AfriNIC Region origin ASes present in the Internet Routing Table: 216
AfriNIC Prefixes per ASN: 28.98
AfriNIC Region origin ASes announcing only one prefix: 86
AfriNIC Region transit ASes present in the Internet Routing Table: 66
Average AfriNIC Region AS path length visible: 5.5
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 107
Number of AfriNIC addresses announced to Internet: 29111808
Equivalent to 1 /8s, 188 /16s and 54 /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 9681 8746 74 CHINAMOBILE-CN China Mobile Communication
56047 1509 192 48 CMNET-HUNAN-AP China Mobile communication
56046 1506 876 118 CMNET-JIANGSU-AP China Mobile communicati
56041 1468 714 73 CMNET-ZHEJIANG-AP China Mobile communicat
24547 803 176 57 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
24444 769 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
17676 611 10623 151 GIGAINFRA SoftBank Corp., JP
2907 601 2162 465 SINET-AS Research Organization of Informa
56040 485 490 108 CMNET-GUANGDONG-AP China Mobile communica
24445 478 497 67 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 10281 11565 3650 AMAZON-02, US
749 3254 54899 2506 DNIC-AS-00749, US
367 2549 3165 1193 DNIC-ASBLK-00306-00371, US
4155 2027 134 1324 USDA-1, US
209 1691 4898 309 CENTURYLINK-US-LEGACY-QWEST, US
11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US
5972 1301 384 581 DNIC-ASBLK-05800-06055, US
7979 1025 67 209 SERVERS-COM, US
14618 986 4180 737 AMAZON-AES, US
855 966 255 82 CANET-ASN-4, CA
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
20940 1272 106 1036 AKAMAI-ASN1, NL
3215 897 4814 291 France Telecom - Orange, FR
39891 800 50 18 ALJAWWALSTC-AS, SA
8376 732 60 25 Jordan Data Communications, JO
8452 579 1841 11 TE-AS TE-AS, EG
51167 551 106 242 CONTABO, DE
212238 468 34 412 CDNEXT, GB
20978 419 196 13 TT_MOBIL Istanbul, TR
13046 383 34 5 ASN-ISKON, HR
57878 382 31 188 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 5124 1572 663 UNINET, MX
3816 1316 769 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
6147 1101 369 22 Telefonica del Peru S.A.A., PE
11830 1087 324 6 Instituto Costarricense de Electricidad y
18881 870 1128 28 TELEFONICA BRASIL S.A, BR
13999 620 94 272 Mega Cable, S.A. de C.V., MX
26599 538 2891 72 TELEFONICA BRASIL S.A, BR
22047 405 343 18 VTR BANDA ANCHA S.A., CL
10620 344 44 285 Telmex Colombia S.A., CO
22884 259 27 202 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
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 639 208 266 LINKdotNET-AS, EG
29571 542 48 257 ORANGE-COTE-IVOIRE, CI
36914 533 82 3 KENET-AS, KE
2018 381 319 71 TENET-1, ZA
36935 258 64 77 Vodafone-, EG
36947 192 573 127 ALGTEL-AS, DZ
37492 149 471 44 ORANGE-, TN
37693 148 597 51 TUNISIANA, TN
36992 146 235 125 ETISALAT-MISR, EG
24835 138 142 84 RAYA-AS, EG
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 10281 11565 3650 AMAZON-02, US
9808 9681 8746 74 CHINAMOBILE-CN China Mobile Communication
8151 5124 1572 663 UNINET, MX
749 3254 54899 2506 DNIC-AS-00749, US
367 2549 3165 1193 DNIC-ASBLK-00306-00371, US
4155 2027 134 1324 USDA-1, US
209 1691 4898 309 CENTURYLINK-US-LEGACY-QWEST, US
11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US
56047 1509 192 48 CMNET-HUNAN-AP China Mobile communication
56046 1506 876 118 CMNET-JIANGSU-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 9681 9607 CHINAMOBILE-CN China Mobile Communications Grou
8151 5124 4461 UNINET, MX
56047 1509 1461 CMNET-HUNAN-AP China Mobile communications corp
56041 1468 1395 CMNET-ZHEJIANG-AP China Mobile communications c
56046 1506 1388 CMNET-JIANGSU-AP China Mobile communications co
209 1691 1382 CENTURYLINK-US-LEGACY-QWEST, US
367 2549 1356 DNIC-ASBLK-00306-00371, US
11776 1590 1316 ATLANTICBB-JOHNSTOWN, US
3816 1316 1119 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
11830 1087 1081 Instituto Costarricense de Electricidad y Telec
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 8.38.73.0/24 3356 LEVEL3, US
14652 UNALLOCATED 8.39.162.0/24 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
13342 UNALLOCATED 12.164.235.0/24 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
41.57.127.0/24 Origin: 37442 RESERVED, ZZ
41.57.127.0/24 Transit: 37204 TELONE, ZW
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
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 /10:18 /11:30 /12:91
/13:126 /14:357 /15:696 /16:5870 /17:2438 /18:2552
/19:5435 /20:8262 /21:10770 /22:19554 /23:20305 /24:108178
/25:44 /26:61 /27:70 /28:19 /29:16 /30:11
/31:0 /32:4
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8151 2564 5124 UNINET, MX
16509 2155 10281 AMAZON-02, US
209 956 1691 CENTURYLINK-US-LEGACY-QWEST, US
11830 923 1087 Instituto Costarricense de Electricidad y Telecom., CR
19901 796 945 BRSPD-PUBLIC, US
11776 740 1590 ATLANTICBB-JOHNSTOWN, US
6147 695 1101 Telefonica del Peru S.A.A., PE
8376 580 732 Jordan Data Communications, JO
36914 511 533 KENET-AS, KE
7979 439 1025 SERVERS-COM, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:13 2:181 3:385 5:382 6:148 7:5
8:617 11:171 12:649 13:311 14:106 15:285
16:184 17:6 18:753 20:33 21:4 22:188
23:1746 24:388 25:2 27:46 29:19 31:173
32:1 34:10 35:60 36:1195 37:357 38:825
39:536 40:27 41:770 42:13 43:178 44:26
45:2856 46:635 47:90 49:13 50:268 51:355
52:1352 54:277 55:933 57:18 58:33 59:34
60:17 61:54 62:326 63:489 64:1413 65:780
66:1131 67:682 68:170 69:734 70:140 71:191
72:365 74:679 75:381 76:183 77:244 78:283
79:160 80:209 81:189 82:221 83:103 84:191
85:313 86:161 87:148 88:172 89:559 90:97
91:597 92:412 93:316 94:486 95:169 96:158
97:34 98:136 99:154 100:11 101:18 102:235
103:1211 104:651 105:97 106:4 107:206 108:306
109:252 110:22 111:1831 112:447 113:35 114:44
115:18 116:34 117:962 118:77 119:106 120:1103
121:37 122:78 123:21 124:57 125:21 128:347
129:270 130:516 131:848 132:529 133:196 134:340
135:80 136:384 137:435 138:845 139:384 140:584
141:327 142:704 143:698 144:336 145:66 146:471
147:407 148:600 149:457 150:288 151:539 152:536
153:116 154:478 155:626 156:441 157:290 158:316
159:554 160:606 161:499 162:655 163:272 164:656
165:386 166:163 167:418 168:1019 169:137 170:1211
171:68 172:916 173:618 174:91 175:46 176:261
177:1039 178:220 179:564 180:53 181:917 182:37
183:831 184:195 185:2333 186:935 187:1029 188:510
189:1226 190:2699 191:272 192:3809 193:1313 194:864
195:577 196:466 197:665 198:1986 199:3802 200:2595
201:2271 202:1094 203:657 204:1696 205:1674 206:1156
207:1099 208:875 209:1326 210:349 211:442 212:710
213:574 214:1022 215:42 216:1616 217:270 218:526
219:38 220:30 221:300 222:20 223:636
End of report
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