[REN-BGP-stats-all] IPv4 R&E Routing Table Report - BDREN (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Fri Mar 3 19:05:45 UTC 2023
IPv4 R&E Routing Table Report 19:05 GMT Fri 03 Mar, 2023
IPv4 BGP Table (R&E) as seen at BDREN.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/BDREN/
Analysis Summary
----------------
BGP routing table entries examined: 24764
Prefixes after maximum aggregation (per Origin AS): 12554
Deaggregation factor: 1.97
Unique aggregates announced (without unneeded subnets): 15028
Number of IPv4 prefixes with a valid ROA: 10477
Number of IPv4 prefixes with an invalid ROA: 227
Number of IPv4 prefixes with no ROA: 14060
Total ASes present in the Internet Routing Table: 3916
Prefixes per ASN: 6.32
Origin-only ASes present in the Internet Routing Table: 3363
Origin ASes announcing only one prefix: 1302
Transit ASes present in the Internet Routing Table: 553
Transit-only ASes present in the Internet Routing Table: 102
Paths with bogon ASNs present in the IPv4 Routing Table: 106
Average AS path length visible in the Internet Routing Table: 4.7
Max AS path length visible: 20
Max AS path prepend of ASN (134403) 13
Prefixes from unregistered ASNs in the Routing Table: 99
Number of instances of unregistered ASNs: 99
Number of 32-bit ASNs allocated by the RIRs: 41344
Number of 32-bit ASNs visible in the Routing Table: 1580
Prefixes from 32-bit ASNs in the Routing Table: 4802
Number of bogon 32-bit ASNs visible in the Routing Table: 27
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 2
Number of addresses announced to Internet: 205992448
Equivalent to 12 /8s, 71 /16s and 50 /24s
Percentage of available address space announced: 5.6
Percentage of allocated address space announced: 5.6
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: 2206
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 10715
Total APNIC prefixes after maximum aggregation: 4182
APNIC Deaggregation factor: 2.56
Prefixes being announced from the APNIC address blocks: 10804
Unique aggregates announced from the APNIC address blocks: 5878
APNIC Region origin ASes present in the Internet Routing Table: 1632
APNIC Prefixes per ASN: 6.62
APNIC Region origin ASes announcing only one prefix: 470
APNIC Region transit ASes present in the Internet Routing Table: 204
Average APNIC Region AS path length visible: 3.9
Max APNIC Region AS path length visible: 17
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1158
Number of APNIC addresses announced to Internet: 47266560
Equivalent to 2 /8s, 209 /16s and 59 /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, 131072-151865
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: 8128
Total ARIN prefixes after maximum aggregation: 4750
ARIN Deaggregation factor: 1.71
Prefixes being announced from the ARIN address blocks: 8142
Unique aggregates announced from the ARIN address blocks: 5332
ARIN Region origin ASes present in the Internet Routing Table: 1258
ARIN Prefixes per ASN: 6.47
ARIN Region origin ASes announcing only one prefix: 452
ARIN Region transit ASes present in the Internet Routing Table: 170
Average ARIN Region AS path length visible: 5.6
Max ARIN Region AS path length visible: 20
Number of ARIN region 32-bit ASNs visible in the Routing Table: 188
Number of ARIN addresses announced to Internet: 94222080
Equivalent to 5 /8s, 157 /16s and 183 /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: 3574
Total RIPE prefixes after maximum aggregation: 2867
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3568
Unique aggregates announced from the RIPE address blocks: 2895
RIPE Region origin ASes present in the Internet Routing Table: 685
RIPE Prefixes per ASN: 5.21
RIPE Region origin ASes announcing only one prefix: 302
RIPE Region transit ASes present in the Internet Routing Table: 101
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 13
Number of RIPE region 32-bit ASNs visible in the Routing Table: 144
Number of RIPE addresses announced to Internet: 57921792
Equivalent to 3 /8s, 115 /16s and 209 /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
196608-213403
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: 1205
Total LACNIC prefixes after maximum aggregation: 495
LACNIC Deaggregation factor: 2.43
Prefixes being announced from the LACNIC address blocks: 1205
Unique aggregates announced from the LACNIC address blocks: 629
LACNIC Region origin ASes present in the Internet Routing Table: 154
LACNIC Prefixes per ASN: 7.82
LACNIC Region origin ASes announcing only one prefix: 55
LACNIC Region transit ASes present in the Internet Routing Table: 21
Average LACNIC Region AS path length visible: 5.7
Max LACNIC Region AS path length visible: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 62
Number of LACNIC addresses announced to Internet: 3927552
Equivalent to 0 /8s, 59 /16s and 238 /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: 1043
Total AfriNIC prefixes after maximum aggregation: 206
AfriNIC Deaggregation factor: 5.06
Prefixes being announced from the AfriNIC address blocks: 1043
Unique aggregates announced from the AfriNIC address blocks: 292
AfriNIC Region origin ASes present in the Internet Routing Table: 52
AfriNIC Prefixes per ASN: 20.06
AfriNIC Region origin ASes announcing only one prefix: 23
AfriNIC Region transit ASes present in the Internet Routing Table: 12
Average AfriNIC Region AS path length visible: 5.8
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 28
Number of AfriNIC addresses announced to Internet: 2653696
Equivalent to 0 /8s, 40 /16s and 126 /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 591 2157 463 SINET-AS Research Organization of Infor
7497 435 182 24 CSTNET-AS-AP Computer Network Informati
23688 254 13 6 LINK3-TECH-AS-BD-AP Link3 Technologies
24342 229 15 4 BRAC-BDMAIL-AS-BD BRACNet Limited, BD
1237 185 74 134 KREONET-AS-KR KISTI, KR
58647 178 18 2 KAGAWAU-AS Kagawa University, JP
23956 175 14 15 AMBERIT-BD-AS AmberIT Limited, BD
7575 173 329 119 AARNET-AS-AP Australian Academic and Re
4758 161 16 1 NICNET-VSNL-BOARDER-AP National Informa
55824 141 19 30 NKN-CORE-NW NKN Core Network, IN
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
668 215 686 183 DNIC-AS-00668, US
2152 213 507 93 CSUNET-NW, US
376 199 178 149 RISQ-AS, CA
5786 199 16 1 UPRENET, PR
18558 134 18 4 NETBLK-RCOEK, US
23024 113 7 17 OCDE, US
2920 107 34 7 LACOE, US
32531 90 6 60 FORDHAM-UNIVERSITY, US
21976 85 51 18 NJEDGE-NET, US
1736 80 16 1 MU-AS, US
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 283 1919 249 DFN Verein zur Foerderung eines Deutsch
786 186 1775 183 JANET Jisc Services Limited, GB
8895 136 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 96 1518 85 SURFNET-NL SURFnet, The Netherlands, NL
2614 94 27 74 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
553 73 449 73 BELWUE BelWue-Koordination, DE
1930 65 81 60 RCCN Fundacao para a Ciencia e a Tecnol
2200 64 599 59 FR-RENATER Reseau National de telecommu
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 158 208 43 Rede Nacional de Ensino e Pesquisa, BR
11340 104 24 47 Red Universitaria Nacional, CL
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
1251 57 37 19 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
4270 45 16 1 Red de Interconexion Universitaria, AR
61468 42 3 14 CEDIA, EC
28614 38 2 2 Fundacao Universidade Regional de Blume
19611 37 17 2 Associacao Antonio Vieira - Unisinos, B
28571 37 40 18 UNIVERSIDADE DE SAO PAULO, BR
263282 37 5 12 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 379 319 72 TENET-1, ZA
36914 253 82 3 KENET-AS, KE
2561 67 4 34 EUN, EG
327687 61 28 3 RENU, UG
8094 48 48 15 PUKNET, ZA
327700 34 16 1 MoRENet, MZ
3208 32 2 1 ARN, DZ
37182 32 8 1 TERNET, TZ
6879 24 2 9 ENSTINET-, EG
37074 13 8 2 UG-AS, GH
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 591 2157 463 SINET-AS Research Organization of Infor
7497 435 182 24 CSTNET-AS-AP Computer Network Informati
2018 379 319 72 TENET-1, ZA
680 283 1919 249 DFN Verein zur Foerderung eines Deutsch
23688 254 13 6 LINK3-TECH-AS-BD-AP Link3 Technologies
36914 253 82 3 KENET-AS, KE
24342 229 15 4 BRAC-BDMAIL-AS-BD BRACNet Limited, BD
668 215 686 183 DNIC-AS-00668, US
2152 213 507 93 CSUNET-NW, US
376 199 178 149 RISQ-AS, CA
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 435 411 CSTNET-AS-AP Computer Network Information Cente
2018 379 307 TENET-1, ZA
36914 253 250 KENET-AS, KE
23688 254 248 LINK3-TECH-AS-BD-AP Link3 Technologies Ltd., BD
24342 229 225 BRAC-BDMAIL-AS-BD BRACNet Limited, BD
5786 199 198 UPRENET, PR
58647 178 176 KAGAWAU-AS Kagawa University, JP
23956 175 160 AMBERIT-BD-AS AmberIT Limited, BD
4758 161 160 NICNET-VSNL-BOARDER-AP National Informatics Cen
8895 136 132 ISU Internet Services Unit ISU, SA
Complete listing at https://bgp.nsrc.org/REN/BDREN/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
38192 UNALLOCATED 43.245.244.0/24 63961 BDREN-UGC-AS-AP Bangladesh R
38192 UNALLOCATED 43.245.245.0/24 63961 BDREN-UGC-AS-AP Bangladesh R
38192 UNALLOCATED 43.245.246.0/24 63961 BDREN-UGC-AS-AP Bangladesh R
65568 UNALLOCATED 103.7.112.0/22 17471 CYBERNET-BD-AS Grameen Cyber
65568 UNALLOCATED 103.7.112.0/24 17471 CYBERNET-BD-AS Grameen Cyber
65568 UNALLOCATED 103.7.113.0/24 17471 CYBERNET-BD-AS Grameen Cyber
65568 UNALLOCATED 103.7.114.0/24 17471 CYBERNET-BD-AS Grameen Cyber
65568 UNALLOCATED 103.7.115.0/24 17471 CYBERNET-BD-AS Grameen Cyber
65200 PRIVATE 103.11.32.0/22 132124 ICTA-LK Information and Comm
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
102.36.194.0/23 Origin: 2018 TENET-1, ZA
102.36.194.0/23 Transit: 11537 INTERNET2-RESEARCH-EDU, US
192.31.196.0/24 Origin: 112 UNASSIGNED
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
Complete listing at https://bgp.nsrc.org/REN/BDREN/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 /10:2 /11:1 /12:10
/13:18 /14:34 /15:122 /16:1997 /17:417 /18:455
/19:595 /20:930 /21:940 /22:1726 /23:2062 /24:15454
/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 240 253 KENET-AS, KE
8895 131 136 ISU Internet Services Unit ISU, SA
24389 56 77 GRAMEENPHONE-AS-AP GrameenPhone Ltd., BD
23024 52 113 OCDE, US
32440 35 56 LONI, US
18632 34 65 VOLCANO-VISION, US
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
37182 31 32 TERNET, TZ
25977 30 44 HCCS, US
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1 5:15 6:4 8:2 9:1 12:1
14:94 23:9 24:3 27:139 31:7 35:6
36:11 37:56 38:11 40:1 41:139 42:14
43:52 44:5 45:132 46:5 47:1 49:35
50:3 52:1 58:24 59:66 60:4 61:19
62:11 63:37 64:61 65:5 66:48 67:44
68:8 69:21 70:2 71:1 72:39 74:51
76:41 77:9 78:3 79:10 80:17 81:28
82:6 83:6 84:7 85:42 86:5 87:1
89:10 91:46 92:2 93:4 94:4 95:2
96:5 97:2 98:2 101:15 102:16 103:3099
104:80 106:5 107:16 108:10 109:10 110:5
111:24 113:37 114:115 115:203 116:95 117:76
118:218 119:135 120:43 121:33 122:40 123:102
124:57 125:4 128:86 129:41 130:86 131:61
132:50 133:157 134:101 136:199 137:99 138:9
139:6 140:54 141:1 142:39 143:30 144:42
145:4 146:132 147:56 148:40 149:14 150:132
151:9 152:79 153:14 154:35 155:55 156:68
157:34 158:36 159:115 160:36 161:21 162:31
163:100 164:156 165:51 166:1 167:16 168:124
169:10 170:80 171:1 172:3 173:7 175:86
176:8 177:9 179:10 180:106 181:1 182:104
184:3 185:48 186:3 187:19 188:13 189:3
190:18 191:36 192:1371 193:346 194:153 195:89
196:167 197:157 198:526 199:289 200:221 201:38
202:914 203:626 204:358 205:131 206:199 207:183
208:73 209:131 210:214 211:17 212:169 213:5
214:8 216:87 217:11 218:22 219:6 220:36
221:8 222:5 223:27
End of report
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