[REN-BGP-stats-all] IPv4 R&E Routing Table Report - UH (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Sun Jul 31 22:25:47 UTC 2022
IPv4 R&E Routing Table Report 22:25 GMT Sun 31 Jul, 2022
IPv4 BGP Table (R&E) as seen at UH.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/UniHawaii/
Analysis Summary
----------------
BGP routing table entries examined: 23590
Prefixes after maximum aggregation (per Origin AS): 13124
Deaggregation factor: 1.80
Unique aggregates announced (without unneeded subnets): 15208
Number of IPv4 prefixes with a valid ROA: 8099
Number of IPv4 prefixes with an invalid ROA: 58
Number of IPv4 prefixes with no ROA: 15433
Total ASes present in the Internet Routing Table: 2825
Prefixes per ASN: 8.35
Origin-only ASes present in the Internet Routing Table: 2437
Origin ASes announcing only one prefix: 1090
Transit ASes present in the Internet Routing Table: 388
Transit-only ASes present in the Internet Routing Table: 61
Paths with bogon ASNs present in the IPv4 Routing Table: 2
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 17
Max AS path prepend of ASN ( 10497) 11
Prefixes from unregistered ASNs in the Routing Table: 6
Number of instances of unregistered ASNs: 6
Number of 32-bit ASNs allocated by the RIRs: 39905
Number of 32-bit ASNs visible in the Routing Table: 645
Prefixes from 32-bit ASNs in the Routing Table: 1825
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 5
Number of addresses announced to Internet: 292785280
Equivalent to 17 /8s, 115 /16s and 140 /24s
Percentage of available address space announced: 7.9
Percentage of allocated address space announced: 7.9
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: 3105
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 5073
Total APNIC prefixes after maximum aggregation: 2313
APNIC Deaggregation factor: 2.19
Prefixes being announced from the APNIC address blocks: 5160
Unique aggregates announced from the APNIC address blocks: 2697
APNIC Region origin ASes present in the Internet Routing Table: 585
APNIC Prefixes per ASN: 8.82
APNIC Region origin ASes announcing only one prefix: 257
APNIC Region transit ASes present in the Internet Routing Table: 71
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 17
Number of APNIC region 32-bit ASNs visible in the Routing Table: 231
Number of APNIC addresses announced to Internet: 46539628
Equivalent to 2 /8s, 198 /16s and 35 /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: 12488
Total ARIN prefixes after maximum aggregation: 7126
ARIN Deaggregation factor: 1.75
Prefixes being announced from the ARIN address blocks: 12222
Unique aggregates announced from the ARIN address blocks: 8301
ARIN Region origin ASes present in the Internet Routing Table: 1277
ARIN Prefixes per ASN: 9.57
ARIN Region origin ASes announcing only one prefix: 438
ARIN Region transit ASes present in the Internet Routing Table: 167
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 14
Number of ARIN region 32-bit ASNs visible in the Routing Table: 182
Number of ARIN addresses announced to Internet: 175481188
Equivalent to 10 /8s, 117 /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, 393216-401308
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: 3608
Total RIPE prefixes after maximum aggregation: 2873
RIPE Deaggregation factor: 1.26
Prefixes being announced from the RIPE address blocks: 3780
Unique aggregates announced from the RIPE address blocks: 3090
RIPE Region origin ASes present in the Internet Routing Table: 683
RIPE Prefixes per ASN: 5.53
RIPE Region origin ASes announcing only one prefix: 306
RIPE Region transit ASes present in the Internet Routing Table: 100
Average RIPE Region AS path length visible: 4.6
Max RIPE Region AS path length visible: 15
Number of RIPE region 32-bit ASNs visible in the Routing Table: 137
Number of RIPE addresses announced to Internet: 63161600
Equivalent to 3 /8s, 195 /16s and 197 /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: 1471
Total LACNIC prefixes after maximum aggregation: 589
LACNIC Deaggregation factor: 2.50
Prefixes being announced from the LACNIC address blocks: 1477
Unique aggregates announced from the LACNIC address blocks: 801
LACNIC Region origin ASes present in the Internet Routing Table: 163
LACNIC Prefixes per ASN: 9.06
LACNIC Region origin ASes announcing only one prefix: 64
LACNIC Region transit ASes present in the Internet Routing Table: 25
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 12
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 68
Number of LACNIC addresses announced to Internet: 4834864
Equivalent to 0 /8s, 73 /16s and 198 /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: 944
Total AfriNIC prefixes after maximum aggregation: 217
AfriNIC Deaggregation factor: 4.35
Prefixes being announced from the AfriNIC address blocks: 946
Unique aggregates announced from the AfriNIC address blocks: 314
AfriNIC Region origin ASes present in the Internet Routing Table: 51
AfriNIC Prefixes per ASN: 18.55
AfriNIC Region origin ASes announcing only one prefix: 25
AfriNIC Region transit ASes present in the Internet Routing Table: 11
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 13
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 27
Number of AfriNIC addresses announced to Internet: 2766848
Equivalent to 0 /8s, 42 /16s and 56 /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 622 2156 457 SINET-AS Research Organization of Infor
7497 433 182 24 CSTNET-AS-AP Computer Network Informati
7575 349 330 126 AARNET-AS-AP Australian Academic and Re
1237 192 74 134 KREONET-AS-KR KISTI, KR
58647 175 18 2 KAGAWAU-AS Kagawa University, JP
4538 128 4192 73 ERX-CERNET-BKB China Education and Rese
55824 115 18 10 NKN-CORE-NW NKN Core Network, IN
24313 81 16 1 NSW-DET-AS NSW Department of Education,
4621 78 37 10 UNINET-AS-AP UNINET-, TH
4762 65 4 1 MAHIDOL-BORDER-AS Mahidol University, T
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 2940 4589 1327 AMAZON-02, US
14618 622 3991 478 AMAZON-AES, US
8075 255 11727 223 MICROSOFT-CORP-MSN-AS-BLOCK, US
668 217 702 184 DNIC-AS-00668, US
376 203 178 152 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
2152 181 507 92 CSUNET-NW, US
18558 133 18 4 NETBLK-RCOEK, US
1 121 1 45 LVLT-1, US
270 120 329 85 AS270, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 283 1951 250 DFN Verein zur Foerderung eines Deutsch
786 186 1775 183 JANET Jisc Services Limited, GB
8895 179 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 98 1520 86 SURFNET-NL SURFnet, The Netherlands, NL
2614 96 27 76 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
553 73 449 73 BELWUE BelWue-Koordination, DE
2200 64 599 59 FR-RENATER Reseau National de telecommu
1930 58 81 53 RCCN Fundacao para a Ciencia e a Tecnol
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 175 208 45 Rede Nacional de Ensino e Pesquisa, BR
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 95 24 54 Red Universitaria Nacional, CL
2715 59 102 39 Fundacao Carlos Chagas Filho de Amparo
1251 58 37 19 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
61468 45 3 15 CEDIA, EC
4270 43 16 1 Red de Interconexion Universitaria, AR
28571 41 40 18 UNIVERSIDADE DE SAO PAULO, BR
19611 37 17 2 Associacao Antonio Vieira - Unisinos, B
28614 37 2 2 Fundacao Universidade Regional de Blume
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 366 319 73 TENET-1, ZA
36914 233 82 3 KENET-AS, KE
2561 67 4 32 EUN, EG
8094 48 48 15 PUKNET, ZA
327687 38 28 3 RENU, UG
327700 34 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37182 20 1 14 TERNET, TZ
37074 13 8 2 UG-AS, GH
37501 11 49 6 UOFS, ZA
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 2940 4589 1327 AMAZON-02, US
2907 622 2156 457 SINET-AS Research Organization of Infor
14618 622 3991 478 AMAZON-AES, US
7497 433 182 24 CSTNET-AS-AP Computer Network Informati
2018 366 319 73 TENET-1, ZA
7575 349 330 126 AARNET-AS-AP Australian Academic and Re
680 283 1951 250 DFN Verein zur Foerderung eines Deutsch
8075 255 11727 223 MICROSOFT-CORP-MSN-AS-BLOCK, US
36914 233 82 3 KENET-AS, KE
668 217 702 184 DNIC-AS-00668, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 433 409 CSTNET-AS-AP Computer Network Information Cente
2018 366 293 TENET-1, ZA
36914 233 230 KENET-AS, KE
7575 349 223 AARNET-AS-AP Australian Academic and Research N
5786 200 199 UPRENET, PR
8895 179 175 ISU Internet Services Unit ISU, SA
58647 175 173 KAGAWAU-AS Kagawa University, JP
2907 622 165 SINET-AS Research Organization of Information a
14618 622 144 AMAZON-AES, US
1916 175 130 Rede Nacional de Ensino e Pesquisa, BR
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
394607 UNALLOCATED 104.249.65.0/24 23024 OCDE, US
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
22226 UNALLOCATED 156.1.0.0/16 2152 CSUNET-NW, US
19658 UNALLOCATED 199.27.241.0/24 11096 FLORIDANET, US
395514 UNALLOCATED 205.213.88.0/24 2381 WISCNET1-AS, US
394607 UNALLOCATED 216.100.93.0/24 23024 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.127.133.128/25 11096 FLORIDANET, US
192.88.99.0/24 1103 SURFNET-NL SURFnet, The Netherlands, NL
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
100.127.133.128/25 Origin: 11096 FLORIDANET, US
100.127.133.128/25 Transit: 2153 CSUNET-NE, US
192.31.196.0/24 Origin: 112 UNASSIGNED
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24 Origin: 1103 SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24 Transit: 11537 INTERNET2-RESEARCH-EDU, US
198.135.168.0/24 Origin: 14618 AMAZON-AES, US
198.135.168.0/24 Transit: 16509 AMAZON-02, US
216.169.147.0/24 Origin: 14618 AMAZON-AES, US
216.169.147.0/24 Transit: 16509 AMAZON-02, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/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 /10:4 /11:8 /12:28
/13:36 /14:80 /15:200 /16:2149 /17:477 /18:483
/19:615 /20:1015 /21:1038 /22:1668 /23:1837 /24:13395
/25:92 /26:60 /27:152 /28:68 /29:100 /30:30
/31:2 /32:52
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
16509 471 2940 AMAZON-02, US
36914 220 233 KENET-AS, KE
14618 206 622 AMAZON-AES, US
8895 174 179 ISU Internet Services Unit ISU, SA
32440 74 89 LONI, US
23024 53 114 OCDE, US
1 38 121 LVLT-1, US
8075 38 255 MICROSOFT-CORP-MSN-AS-BLOCK, US
46115 32 35 LUTHER, US
25977 31 45 HCCS, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:3 3:84 4:2 5:16 6:4 8:2
12:1 13:122 14:86 15:84 16:5 18:60
23:52 24:3 31:7 35:11 37:7 38:9
40:2 41:131 42:10 44:5 45:53 46:10
47:1 49:10 50:10 52:750 54:256 58:2
59:20 60:4 61:3 62:13 63:42 64:145
65:22 66:63 67:63 68:17 69:46 70:28
71:24 72:17 74:74 76:41 77:10 78:4
79:10 80:18 81:28 82:7 83:6 84:4
85:47 86:6 87:2 88:1 89:12 91:56
92:1 93:10 94:8 95:4 96:6 97:1
98:13 99:63 101:6 102:13 103:351 104:107
107:18 108:25 109:12 110:4 111:17 113:4
114:23 115:1 116:8 117:61 118:34 119:24
121:27 122:11 123:8 124:39 125:4 128:80
129:45 130:149 131:89 132:53 133:145 134:101
135:2 136:216 137:232 138:19 139:27 140:54
141:5 142:59 143:34 144:45 145:2 146:130
147:67 148:202 149:15 150:138 151:8 152:83
153:89 154:30 155:65 156:70 157:35 158:46
159:165 160:31 161:33 162:56 163:84 164:25
165:66 166:1 167:23 168:161 169:12 170:130
172:10 173:18 174:1 175:31 176:12 177:11
178:3 179:11 180:19 181:1 182:7 184:4
185:79 186:3 187:19 188:14 189:3 190:34
191:36 192:1537 193:321 194:134 195:89 196:162
197:137 198:542 199:331 200:226 201:38 202:630
203:443 204:377 205:160 206:216 207:200 208:119
209:138 210:184 211:13 212:177 213:16 214:8
216:161 217:11 218:22 219:6 220:17 222:5
223:3
End of report
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