[REN-BGP-stats-all] IPv4 R&E Routing Table Report - DrukREN (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Jun 26 19:00:43 UTC 2024
IPv4 R&E Routing Table Report 19:00 GMT Wed 26 Jun, 2024
IPv4 BGP Table (R&E) as seen at DrukREN.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/DrukREN/
Analysis Summary
----------------
BGP routing table entries examined: 19256
Prefixes after maximum aggregation (per Origin AS): 10623
Deaggregation factor: 1.81
Unique aggregates announced (without unneeded subnets): 11630
Number of IPv4 prefixes with a valid ROA: 6078
Number of IPv4 prefixes with an invalid ROA: 15
Number of IPv4 prefixes with no ROA: 13163
Total ASes present in the Internet Routing Table: 2753
Prefixes per ASN: 6.99
Origin-only ASes present in the Internet Routing Table: 2383
Origin ASes announcing only one prefix: 1062
Transit ASes present in the Internet Routing Table: 370
Transit-only ASes present in the Internet Routing Table: 65
Paths with bogon ASNs present in the IPv4 Routing Table: 3
Average AS path length visible in the Internet Routing Table: 5.3
Max AS path length visible: 17
Max AS path prepend of ASN (395156) 12
Prefixes from unregistered ASNs in the Routing Table: 4
Number of instances of unregistered ASNs: 4
Number of 32-bit ASNs allocated by the RIRs: 44867
Number of 32-bit ASNs visible in the Routing Table: 637
Prefixes from 32-bit ASNs in the Routing Table: 1751
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 5
Number of addresses announced to Internet: 200735744
Equivalent to 11 /8s, 246 /16s and 252 /24s
Percentage of available address space announced: 5.4
Percentage of allocated address space announced: 5.4
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: 2269
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4733
Total APNIC prefixes after maximum aggregation: 2279
APNIC Deaggregation factor: 2.08
Prefixes being announced from the APNIC address blocks: 4734
Unique aggregates announced from the APNIC address blocks: 2567
APNIC Region origin ASes present in the Internet Routing Table: 552
APNIC Prefixes per ASN: 8.58
APNIC Region origin ASes announcing only one prefix: 240
APNIC Region transit ASes present in the Internet Routing Table: 57
Average APNIC Region AS path length visible: 4.9
Max APNIC Region AS path length visible: 12
Number of APNIC region 32-bit ASNs visible in the Routing Table: 204
Number of APNIC addresses announced to Internet: 45657600
Equivalent to 2 /8s, 184 /16s and 174 /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: 8547
Total ARIN prefixes after maximum aggregation: 4777
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 8559
Unique aggregates announced from the ARIN address blocks: 5219
ARIN Region origin ASes present in the Internet Routing Table: 1269
ARIN Prefixes per ASN: 6.74
ARIN Region origin ASes announcing only one prefix: 447
ARIN Region transit ASes present in the Internet Routing Table: 162
Average ARIN Region AS path length visible: 5.6
Max ARIN Region AS path length visible: 17
Number of ARIN region 32-bit ASNs visible in the Routing Table: 206
Number of ARIN addresses announced to Internet: 90804992
Equivalent to 5 /8s, 105 /16s and 147 /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: 3551
Total RIPE prefixes after maximum aggregation: 2868
RIPE Deaggregation factor: 1.24
Prefixes being announced from the RIPE address blocks: 3539
Unique aggregates announced from the RIPE address blocks: 2918
RIPE Region origin ASes present in the Internet Routing Table: 673
RIPE Prefixes per ASN: 5.26
RIPE Region origin ASes announcing only one prefix: 302
RIPE Region transit ASes present in the Internet Routing Table: 102
Average RIPE Region AS path length visible: 4.7
Max RIPE Region AS path length visible: 14
Number of RIPE region 32-bit ASNs visible in the Routing Table: 152
Number of RIPE addresses announced to Internet: 57635072
Equivalent to 3 /8s, 111 /16s and 113 /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: 1359
Total LACNIC prefixes after maximum aggregation: 544
LACNIC Deaggregation factor: 2.50
Prefixes being announced from the LACNIC address blocks: 1358
Unique aggregates announced from the LACNIC address blocks: 728
LACNIC Region origin ASes present in the Internet Routing Table: 162
LACNIC Prefixes per ASN: 8.38
LACNIC Region origin ASes announcing only one prefix: 59
LACNIC Region transit ASes present in the Internet Routing Table: 23
Average LACNIC Region AS path length visible: 6.2
Max LACNIC Region AS path length visible: 15
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 65
Number of LACNIC addresses announced to Internet: 4209920
Equivalent to 0 /8s, 64 /16s and 61 /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: 1062
Total AfriNIC prefixes after maximum aggregation: 151
AfriNIC Deaggregation factor: 7.03
Prefixes being announced from the AfriNIC address blocks: 1061
Unique aggregates announced from the AfriNIC address blocks: 194
AfriNIC Region origin ASes present in the Internet Routing Table: 30
AfriNIC Prefixes per ASN: 35.37
AfriNIC Region origin ASes announcing only one prefix: 14
AfriNIC Region transit ASes present in the Internet Routing Table: 7
Average AfriNIC Region AS path length visible: 5.5
Max AfriNIC Region AS path length visible: 10
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 10
Number of AfriNIC addresses announced to Internet: 2417664
Equivalent to 0 /8s, 36 /16s and 228 /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
2907 590 2162 464 SINET-AS Research Organization of Infor
7497 445 180 24 CSTNET-AS-AP Computer Network Informati
1237 191 74 142 KREONET-AS-KR KISTI, KR
58647 183 18 2 KAGAWAU-AS Kagawa University, JP
7575 172 329 115 AARNET-AS-AP Australian Academic and Re
4758 169 16 1 NICNET-VSNL-BOARDER-AP National Informa
55824 154 20 37 NKN-CORE-NW NKN Core Network, IN
4538 129 4192 72 ERX-CERNET-BKB China Education and Rese
4762 75 4 1 MAHIDOL-BORDER-AS Mahidol University, T
4621 69 37 10 UNINET-AS-AP UNINET-, TH
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2152 481 507 96 CSUNET-NW, US
2920 224 44 45 LACOE, US
376 202 162 151 RISQ-AS, CA
668 200 616 170 DNIC-AS-00668, US
5786 199 16 1 UPRENET, PR
18558 141 18 5 NETBLK-RCOEK, US
81 133 517 33 NCREN, US
23024 107 7 21 OCDE, US
21976 87 50 17 NJEDGE-NET, US
237 85 543 51 MERIT-AS-14, US
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 283 1899 250 DFN Verein zur Foerderung eines Deutsch
786 184 1767 181 JANET Jisc Services Limited, GB
8895 136 24 5 ISU Internet Services Unit ISU, SA
559 113 533 103 SWITCH Peering requests: peering at switch
1103 95 1503 83 SURFNET-NL SURFnet, The Netherlands, NL
2614 91 26 71 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
1930 79 88 74 RCCN Fundacao para a Ciencia e a Tecnol
553 78 462 78 BELWUE BelWue-Koordination, DE
3267 76 26 66 RUNNET, RU
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28391 153 10 67 Universidad Juarez Autonoma de Tabasco,
1916 139 176 42 Rede Nacional de Ensino e Pesquisa, BR
11340 109 25 52 Red Universitaria Nacional, CL
271640 64 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
4270 49 17 3 Red de Interconexion Universitaria, AR
19611 48 17 2 Associacao Antonio Vieira - Unisinos, B
2715 46 99 35 Fundacao Carlos Chagas Filho de Amparo
61468 44 5 15 CEDIA, EC
28614 38 2 2 Fundacao Universidade Regional de Blume
3596 37 8 4 Universidad Autonoma Metropolitana, MX
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36914 449 82 3 KENET-AS, KE
2018 381 319 71 TENET-1, ZA
8094 47 48 18 PUKNET, ZA
327700 45 16 1 MoRENet, MZ
37215 36 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37661 13 8 5 NRaE1-AS, NG
37182 11 8 1 TERNET, TZ
37501 11 49 6 UOFS, ZA
36982 8 33 8 UCT, ZA
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 590 2162 464 SINET-AS Research Organization of Infor
2152 481 507 96 CSUNET-NW, US
36914 449 82 3 KENET-AS, KE
7497 445 180 24 CSTNET-AS-AP Computer Network Informati
2018 381 319 71 TENET-1, ZA
680 283 1899 250 DFN Verein zur Foerderung eines Deutsch
2920 224 44 45 LACOE, US
376 202 162 151 RISQ-AS, CA
668 200 616 170 DNIC-AS-00668, US
5786 199 16 1 UPRENET, PR
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
36914 449 446 KENET-AS, KE
7497 445 421 CSTNET-AS-AP Computer Network Information Cente
2152 481 385 CSUNET-NW, US
2018 381 310 TENET-1, ZA
5786 199 198 UPRENET, PR
58647 183 181 KAGAWAU-AS Kagawa University, JP
2920 224 179 LACOE, US
4758 169 168 NICNET-VSNL-BOARDER-AP National Informatics Cen
18558 141 136 NETBLK-RCOEK, US
8895 136 131 ISU Internet Services Unit ISU, SA
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
65200 PRIVATE 43.224.124.0/22 132124 ICTA-LK Information and Comm
65200 PRIVATE 103.11.32.0/22 132124 ICTA-LK Information and Comm
26971 UNALLOCATED 129.111.0.0/16 276 OTS-AS-276, US
65200 PRIVATE 220.247.225.0/24 132124 ICTA-LK Information and Comm
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
164.160.192.0/21 Origin: 37661 NRaE1-AS, NG
164.160.192.0/21 Transit: 37288 WACREN, SN
192.31.196.0/24 Origin: 112 RESERVED, ZZ
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
202.46.0.0/20 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.0.0/20 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
202.46.240.0/20 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.240.0/20 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
202.46.245.0/24 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.245.0/24 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
Complete listing at https://bgp.nsrc.org/REN/DrukREN/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 /8:0 /9:1 /10:1 /11:1 /12:10
/13:18 /14:33 /15:121 /16:1996 /17:424 /18:447
/19:579 /20:905 /21:884 /22:1444 /23:1594 /24:10798
/25:0 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 439 449 KENET-AS, KE
8895 131 136 ISU Internet Services Unit ISU, SA
2152 56 481 CSUNET-NW, US
23024 49 107 OCDE, US
327700 40 45 MoRENet, MZ
32440 36 62 LONI, US
3267 35 76 RUNNET, RU
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
200521 32 55 SEAP-AGE, ES
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1 5:15 6:4 8:2 12:1 14:92
23:5 24:3 31:1 35:3 38:10 40:1
41:202 42:10 44:5 45:44 46:5 47:1
49:10 50:5 52:1 59:19 60:6 61:3
62:8 63:37 64:45 65:5 66:51 67:42
68:10 69:19 70:2 71:1 72:7 74:52
76:39 77:10 78:3 79:10 80:14 81:25
82:6 83:7 84:5 85:42 86:5 87:1
89:11 91:49 92:2 93:5 94:2 95:2
96:5 97:2 98:2 101:1 102:5 103:270
104:77 107:12 108:8 109:8 114:24 116:8
117:61 118:34 119:23 121:11 122:8 123:8
124:41 125:5 128:84 129:40 130:95 131:62
132:66 133:158 134:108 136:198 137:79 138:57
139:5 140:38 141:3 142:25 143:25 144:26
145:2 146:135 147:63 148:194 149:11 150:40
151:9 152:136 153:15 154:37 155:64 156:134
157:21 158:35 159:121 160:30 161:17 162:23
163:62 164:167 165:48 166:1 167:14 168:120
169:6 170:105 171:1 172:3 173:6 175:25
176:8 177:6 179:14 180:15 181:1 182:1
184:2 185:52 186:3 187:17 188:13 189:3
190:18 191:13 192:1393 193:263 194:140 195:74
196:153 197:314 198:544 199:279 200:251 201:37
202:620 203:431 204:391 205:160 206:205 207:287
208:71 209:164 210:210 211:14 212:163 213:6
214:8 216:92 217:9 218:22 219:5 220:17
222:2 223:14
End of report
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