[REN-BGP-stats-all] IPv4 R&E Routing Table Report - CANARIE (R&E) view

REN Routing Table Report cscora at frr.nsrc.org
Mon Mar 13 22:30:40 UTC 2023


IPv4 R&E Routing Table Report   22:30 GMT Mon 13 Mar, 2023

  IPv4 BGP Table (R&E) as seen at CANARIE.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/CANARIE/

Analysis Summary
----------------

BGP routing table entries examined:                               19216
    Prefixes after maximum aggregation (per Origin AS):           10852
    Deaggregation factor:                                          1.77
    Unique aggregates announced (without unneeded subnets):       12076
    Number of IPv4 prefixes with a valid ROA:                      4547
    Number of IPv4 prefixes with an invalid ROA:                    109
    Number of IPv4 prefixes with no ROA:                          14560
Total ASes present in the Internet Routing Table:                  2827
    Prefixes per ASN:                                              6.80
Origin-only ASes present in the Internet Routing Table:            2440
Origin ASes announcing only one prefix:                            1073
Transit ASes present in the Internet Routing Table:                 387
Transit-only ASes present in the Internet Routing Table:             70
Paths with bogon ASNs present in the IPv4 Routing Table:              9
Average AS path length visible in the Internet Routing Table:       4.0
    Max AS path length visible:                                      19
    Max AS path prepend of ASN (395156)                              12
Prefixes from unregistered ASNs in the Routing Table:                13
    Number of instances of unregistered ASNs:                        13
Number of 32-bit ASNs allocated by the RIRs:                      41429
Number of 32-bit ASNs visible in the Routing Table:                 657
Prefixes from 32-bit ASNs in the Routing Table:                    1833
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:              2
Number of addresses announced to Internet:                    207084200
    Equivalent to 12 /8s, 87 /16s and 218 /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:        2327

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                     4764
    Total APNIC prefixes after maximum aggregation:                2315
    APNIC Deaggregation factor:                                    2.06
Prefixes being announced from the APNIC address blocks:            4765
    Unique aggregates announced from the APNIC address blocks:     2641
APNIC Region origin ASes present in the Internet Routing Table:     578
    APNIC Prefixes per ASN:                                        8.24
APNIC Region origin ASes announcing only one prefix:                247
APNIC Region transit ASes present in the Internet Routing Table:     62
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         15
Number of APNIC region 32-bit ASNs visible in the Routing Table:    226
Number of APNIC addresses announced to Internet:               45810796
    Equivalent to 2 /8s, 187 /16s and 4 /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:                      8395
    Total ARIN prefixes after maximum aggregation:                 4894
    ARIN Deaggregation factor:                                     1.72
Prefixes being announced from the ARIN address blocks:             8413
    Unique aggregates announced from the ARIN address blocks:      5452
ARIN Region origin ASes present in the Internet Routing Table:     1274
    ARIN Prefixes per ASN:                                         6.60
ARIN Region origin ASes announcing only one prefix:                 444
ARIN Region transit ASes present in the Internet Routing Table:     164
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          19
Number of ARIN region 32-bit ASNs visible in the Routing Table:     195
Number of ARIN addresses announced to Internet:                96716801
    Equivalent to 5 /8s, 195 /16s and 200 /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:                      3584
    Total RIPE prefixes after maximum aggregation:                 2839
    RIPE Deaggregation factor:                                     1.26
Prefixes being announced from the RIPE address blocks:             3577
    Unique aggregates announced from the RIPE address blocks:      2885
RIPE Region origin ASes present in the Internet Routing Table:      683
    RIPE Prefixes per ASN:                                         5.24
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:                         3.7
    Max RIPE Region AS path length visible:                          12
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:                    1424
    Total LACNIC prefixes after maximum aggregation:                585
    LACNIC Deaggregation factor:                                   2.43
Prefixes being announced from the LACNIC address blocks:           1424
    Unique aggregates announced from the LACNIC address blocks:     805
LACNIC Region origin ASes present in the Internet Routing Table:    161
    LACNIC Prefixes per ASN:                                       8.84
LACNIC Region origin ASes announcing only one prefix:                57
LACNIC Region transit ASes present in the Internet Routing Table:    25
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                        12
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    64
Number of LACNIC addresses announced to Internet:               3980603
    Equivalent to 0 /8s, 60 /16s and 189 /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:                   1036
    Total AfriNIC prefixes after maximum aggregation:               206
    AfriNIC Deaggregation factor:                                  5.03
Prefixes being announced from the AfriNIC address blocks:          1035
    Unique aggregates announced from the AfriNIC address blocks:    291
AfriNIC Region origin ASes present in the Internet Routing Table:    52
    AfriNIC Prefixes per ASN:                                     19.90
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:                      3.0
    Max AfriNIC Region AS path length visible:                       14
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   28
Number of AfriNIC addresses announced to Internet:              2653440
    Equivalent to 0 /8s, 40 /16s and 125 /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         601       2157     464  SINET-AS Research Organization of Infor
  7497         435        182      24  CSTNET-AS-AP Computer Network Informati
  1237         196         74     139  KREONET-AS-KR KISTI, KR
 58647         178         18       2  KAGAWAU-AS Kagawa University, JP
  7575         173        329     119  AARNET-AS-AP Australian Academic and Re
  4538         130       4192      73  ERX-CERNET-BKB China Education and Rese
 55824         119         18      12  NKN-CORE-NW NKN Core Network, IN
  4621          70         37      10  UNINET-AS-AP UNINET-, TH
  9411          66         16       2  NONTRINET-AS-AP Kasetsart University, T
  4762          65          4       1  MAHIDOL-BORDER-AS Mahidol University, T

Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
   668         218        702     181  DNIC-AS-00668, US
  5786         199         16       1  UPRENET, PR
   376         198        178     148  RISQ-AS, CA
  2152         154        507      93  CSUNET-NW, US
 18558         134         18       4  NETBLK-RCOEK, US
    81         129        521      32  NCREN, US
   270         117        305      83  AS270, US
 23024         113          7      17  OCDE, US
  2920         109         34       7  LACOE, US
 32440         106         34      17  LONI, US

Complete listing at https://bgp.nsrc.org/REN/CANARIE/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         176         24       4  ISU Internet Services Unit ISU, SA
   559         113        533     105  SWITCH Peering requests: peering at switch
  1103          95       1518      84  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/CANARIE/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  1916         174        207      40  Rede Nacional de Ensino e Pesquisa, BR
 28391         153         10      67  Universidad Juarez Autonoma de Tabasco,
 11340         103         24      46  Red Universitaria Nacional, CL
  1251          64         37      19  FUNDACAO DE AMPARO A PESQUISA DO ESTADO
  2715          58        102      38  Fundacao Carlos Chagas Filho de Amparo 
 61468          46          3      14  CEDIA, EC
  4270          45         16       1  Red de Interconexion Universitaria, AR
 28614          38          2       2  Fundacao Universidade Regional de Blume
  3596          37          4       3  Universidad Autonoma Metropolitana, MX
 19611          37         17       2  Associacao Antonio Vieira - Unisinos, B

Complete listing at https://bgp.nsrc.org/REN/CANARIE/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         248         82       3  KENET-AS, KE
  2561          67          4      34  EUN, EG
327687          61         28       3  RENU, UG
  8094          48         48      15  PUKNET, ZA
 37182          33          8       1  TERNET, TZ
  3208          32          2       1  ARN, DZ
327700          31         16       1  MoRENet, MZ
  6879          24          2       9  ENSTINET-, EG
 37074          13          8       2  UG-AS, GH

Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2907         601       2157     464  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
 36914         248         82       3  KENET-AS, KE
   668         218        702     181  DNIC-AS-00668, US
  5786         199         16       1  UPRENET, PR
   376         198        178     148  RISQ-AS, CA
  1237         196         74     139  KREONET-AS-KR KISTI, KR
   786         186       1775     183  JANET Jisc Services Limited, GB

Complete listing at https://bgp.nsrc.org/REN/CANARIE/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         248          245  KENET-AS, KE
  5786         199          198  UPRENET, PR
 58647         178          176  KAGAWAU-AS Kagawa University, JP
  8895         176          172  ISU Internet Services Unit ISU, SA
  1916         174          134  Rede Nacional de Ensino e Pesquisa, BR
 18558         134          130  NETBLK-RCOEK, US
 55824         119          107  NKN-CORE-NW NKN Core Network, IN
  2920         109          102  LACOE, US

Complete listing at https://bgp.nsrc.org/REN/CANARIE/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
     64530  PRIVATE      109.105.121.192/27        2603  NORDUNET, DK
     64530  PRIVATE      109.105.121.224/30        2603  NORDUNET, DK
     64530  PRIVATE      109.105.122.128/26        2603  NORDUNET, DK
     65000  PRIVATE      130.229.0.0/18            2837  SUNET-KI, SE
     65248  PRIVATE      134.171.169.0/24         11340  Red Universitaria Nacional, 
     18621  UNALLOCATED  142.156.0.0/16           26677  ORION-ASN, CA
     33008  UNALLOCATED  162.248.66.0/24          11096  FLORIDANET, US
     64507  DOCUMENT     170.79.91.8/29           27817  Red Nacional Academica de Te
     65000  PRIVATE      194.14.96.0/24            2837  SUNET-KI, SE

Complete listing at https://bgp.nsrc.org/REN/CANARIE/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:      6509  CANARIE-NTN, CA
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/CANARIE/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      /14:36      /15:122     /16:2026    /17:413     /18:444     
/19:577     /20:885     /21:877     /22:1492    /23:1573    /24:10396   
/25:88      /26:63      /27:96      /28:22      /29:24      /30:29      
/31:3       /32:18      

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 36914         235         248  KENET-AS, KE
  8895         171         176  ISU Internet Services Unit ISU, SA
 32440          80         106  LONI, US
 23024          52         113  OCDE, US
 18632          34          66  VOLCANO-VISION, US
 28614          32          38  Fundacao Universidade Regional de Blumenau, BR
 37182          32          33  TERNET, TZ
 46115          32          35  LUTHER, US
200521          31          53  SEAP-AGE, ES
 25977          30          44  HCCS, US

Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2         5:15        6:4         8:2        12:1        14:88     
  23:9        24:3        31:7        35:6        38:9        40:1      
  41:137      42:10       44:5        45:39       46:5        47:1      
  49:6        50:4        52:1        58:1        59:20       60:4      
  61:3        62:11       63:38       64:54       65:5        66:48     
  67:44       68:8        69:20       70:2        71:1        72:7      
  74:50       76:42       77:9        78:3        79:10       80:17     
  81:28       82:6        83:6        84:8        85:42       86:5      
  87:1        89:10       91:47       92:2        93:4        94:4      
  95:2        96:5        97:2        98:2       101:6       102:16     
 103:308     104:82      107:16      108:8       109:10      110:2      
 111:16      114:23      116:6       117:61      118:32      119:21     
 121:28      122:8       123:8       124:39      125:4       128:86     
 129:41      130:89      131:61      132:49      133:157     134:99     
 136:199     137:91      138:9       139:6       140:51      141:1      
 142:38      143:30      144:26      145:2       146:133     147:57     
 148:193     149:12      150:130     151:9       152:144     153:14     
 154:30      155:55      156:68      157:34      158:36      159:115    
 160:27      161:21      162:21      163:78      164:10      165:51     
 166:1       167:16      168:125     169:10      170:79      171:1      
 172:3       173:7       175:31      176:8       177:9       179:10     
 180:15      181:1       182:1       184:4       185:48      186:3      
 187:19      188:13      189:3       190:18      191:36      192:1462   
 193:336     194:131     195:76      196:167     197:152     198:537    
 199:288     200:218     201:39      202:637     203:431     204:353    
 205:127     206:196     207:166     208:70      209:121     210:186    
 211:17      212:169     213:5       214:7       216:87      217:10     
 218:22      219:6       220:17      222:5       223:4      

End of report


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