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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jan 1 22:30:36 UTC 2024


IPv4 R&E Routing Table Report   22:30 GMT Mon 01 Jan, 2024

  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:                               19416
    Prefixes after maximum aggregation (per Origin AS):           10799
    Deaggregation factor:                                          1.80
    Unique aggregates announced (without unneeded subnets):       11881
    Number of IPv4 prefixes with a valid ROA:                      5987
    Number of IPv4 prefixes with an invalid ROA:                    144
    Number of IPv4 prefixes with no ROA:                          13285
Total ASes present in the Internet Routing Table:                  2790
    Prefixes per ASN:                                              6.96
Origin-only ASes present in the Internet Routing Table:            2408
Origin ASes announcing only one prefix:                            1070
Transit ASes present in the Internet Routing Table:                 382
Transit-only ASes present in the Internet Routing Table:             68
Paths with bogon ASNs present in the IPv4 Routing Table:             91
Average AS path length visible in the Internet Routing Table:       4.0
    Max AS path length visible:                                      15
    Max AS path prepend of ASN ( 47805)                              11
Prefixes from unregistered ASNs in the Routing Table:                98
    Number of instances of unregistered ASNs:                        98
Number of 32-bit ASNs allocated by the RIRs:                      43287
Number of 32-bit ASNs visible in the Routing Table:                 653
Prefixes from 32-bit ASNs in the Routing Table:                    2041
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:              1
Number of addresses announced to Internet:                    203607532
    Equivalent to 12 /8s, 34 /16s and 205 /24s
    Percentage of available address space announced:                5.5
    Percentage of allocated address space announced:                5.5
    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:        2540

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

Prefixes being announced by APNIC Region ASes:                     4666
    Total APNIC prefixes after maximum aggregation:                2279
    APNIC Deaggregation factor:                                    2.05
Prefixes being announced from the APNIC address blocks:            4666
    Unique aggregates announced from the APNIC address blocks:     2571
APNIC Region origin ASes present in the Internet Routing Table:     538
    APNIC Prefixes per ASN:                                        8.67
APNIC Region origin ASes announcing only one prefix:                229
APNIC Region transit ASes present in the Internet Routing Table:     60
Average APNIC Region AS path length visible:                        4.6
    Max APNIC Region AS path length visible:                         15
Number of APNIC region 32-bit ASNs visible in the Routing Table:    206
Number of APNIC addresses announced to Internet:               45425796
    Equivalent to 2 /8s, 181 /16s and 36 /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:                      8264
    Total ARIN prefixes after maximum aggregation:                 4809
    ARIN Deaggregation factor:                                     1.72
Prefixes being announced from the ARIN address blocks:             8294
    Unique aggregates announced from the ARIN address blocks:      5342
ARIN Region origin ASes present in the Internet Routing Table:     1269
    ARIN Prefixes per ASN:                                         6.54
ARIN Region origin ASes announcing only one prefix:                 448
ARIN Region transit ASes present in the Internet Routing Table:     163
Average ARIN Region AS path length visible:                         3.7
    Max ARIN Region AS path length visible:                          14
Number of ARIN region 32-bit ASNs visible in the Routing Table:     200
Number of ARIN addresses announced to Internet:                93781473
    Equivalent to 5 /8s, 150 /16s and 253 /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:                      3623
    Total RIPE prefixes after maximum aggregation:                 2883
    RIPE Deaggregation factor:                                     1.26
Prefixes being announced from the RIPE address blocks:             3614
    Unique aggregates announced from the RIPE address blocks:      2950
RIPE Region origin ASes present in the Internet Routing Table:      685
    RIPE Prefixes per ASN:                                         5.28
RIPE Region origin ASes announcing only one prefix:                 304
RIPE Region transit ASes present in the Internet Routing Table:     102
Average RIPE Region AS path length visible:                         3.7
    Max RIPE Region AS path length visible:                          14
Number of RIPE region 32-bit ASNs visible in the Routing Table:     148
Number of RIPE addresses announced to Internet:                57581056
    Equivalent to 3 /8s, 110 /16s and 158 /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:                    1443
    Total LACNIC prefixes after maximum aggregation:                596
    LACNIC Deaggregation factor:                                   2.42
Prefixes being announced from the LACNIC address blocks:           1519
    Unique aggregates announced from the LACNIC address blocks:     789
LACNIC Region origin ASes present in the Internet Routing Table:    173
    LACNIC Prefixes per ASN:                                       8.78
LACNIC Region origin ASes announcing only one prefix:                65
LACNIC Region transit ASes present in the Internet Routing Table:    27
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                        13
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    72
Number of LACNIC addresses announced to Internet:               4165767
    Equivalent to 0 /8s, 63 /16s and 144 /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:                   1322
    Total AfriNIC prefixes after maximum aggregation:               177
    AfriNIC Deaggregation factor:                                  7.47
Prefixes being announced from the AfriNIC address blocks:          1322
    Unique aggregates announced from the AfriNIC address blocks:    228
AfriNIC Region origin ASes present in the Internet Routing Table:    49
    AfriNIC Prefixes per ASN:                                     26.98
AfriNIC Region origin ASes announcing only one prefix:               24
AfriNIC Region transit ASes present in the Internet Routing Table:    8
Average AfriNIC Region AS path length visible:                      3.4
    Max AfriNIC Region AS path length visible:                        8
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   27
Number of AfriNIC addresses announced to Internet:              2653184
    Equivalent to 0 /8s, 40 /16s and 124 /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       2146     465  SINET-AS Research Organization of Infor
  7497         437        180      23  CSTNET-AS-AP Computer Network Informati
  1237         200         74     142  KREONET-AS-KR KISTI, KR
 58647         180         18       2  KAGAWAU-AS Kagawa University, JP
  7575         176        329     119  AARNET-AS-AP Australian Academic and Re
  4538         130       4192      73  ERX-CERNET-BKB China Education and Rese
 55824         126         18      16  NKN-CORE-NW NKN Core Network, IN
  4762          75          4       1  MAHIDOL-BORDER-AS Mahidol University, T
  4621          70         37      10  UNINET-AS-AP UNINET-, TH
  9411          66         16       2  NONTRINET-AS-AP Kasetsart 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         203        636     172  DNIC-AS-00668, US
   376         201        162     151  RISQ-AS, CA
  5786         194         16       1  UPRENET, PR
  2152         148        507      96  CSUNET-NW, US
 18558         141         18       4  NETBLK-RCOEK, US
    81         126        521      30  NCREN, US
   270         115        305      80  AS270, US
 32440         113         35      18  LONI, US
 23024         109          7      22  OCDE, US
  2920         104         34       7  LACOE, 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       1899     249  DFN Verein zur Foerderung eines Deutsch
   786         185       1767     182  JANET Jisc Services Limited, GB
  8895         158         24       5  ISU Internet Services Unit ISU, SA
   559         114        533     104  SWITCH Peering requests: peering at switch
  1103          95       1503      83  SURFNET-NL SURFnet, The Netherlands, NL
  2614          94         27      74  ROEDUNET, RO
   137          81        676      77  ASGARR Consortium GARR, IT
  1930          79         88      74  RCCN Fundacao para a Ciencia e a Tecnol
  3267          79         44      68  RUNNET, RU
   553          76        462      76  BELWUE BelWue-Koordination, DE

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         173        176      43  Rede Nacional de Ensino e Pesquisa, BR
 28391         154         10      67  Universidad Juarez Autonoma de Tabasco,
 11340         104         24      49  Red Universitaria Nacional, CL
271640          68          8       1  UNIVERSIDADE FEDERAL DE VICOSA, BR
  4270          51         17       4  Red de Interconexion Universitaria, AR
 19611          48         17       2  Associacao Antonio Vieira - Unisinos, B
 61468          47          3      14  CEDIA, EC
  2715          44         99      34  Fundacao Carlos Chagas Filho de Amparo 
 28614          38          2       2  Fundacao Universidade Regional de Blume
  3596          37          4       3  Universidad Autonoma Metropolitana, MX

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
 36914         508         82       3  KENET-AS, KE
  2018         379        319      71  TENET-1, ZA
327687         160         28       3  RENU, UG
  8094          47         48      18  PUKNET, ZA
327700          45         16       1  MoRENet, MZ
  3208          32          2       1  ARN, DZ
  6879          24          2       9  ENSTINET-, EG
 37074          14          8       2  UG-AS, GH
 37501          11         49       6  UOFS, ZA
 37654          11          1       6  RwEdNet-AS, RW

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       2146     465  SINET-AS Research Organization of Infor
 36914         508         82       3  KENET-AS, KE
  7497         437        180      23  CSTNET-AS-AP Computer Network Informati
  2018         379        319      71  TENET-1, ZA
   680         283       1899     249  DFN Verein zur Foerderung eines Deutsch
   668         203        636     172  DNIC-AS-00668, US
   376         201        162     151  RISQ-AS, CA
  1237         200         74     142  KREONET-AS-KR KISTI, KR
  5786         194         16       1  UPRENET, PR
   786         185       1767     182  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
 36914         508          505  KENET-AS, KE
  7497         437          414  CSTNET-AS-AP Computer Network Information Cente
  2018         379          308  TENET-1, ZA
  5786         194          193  UPRENET, PR
 58647         180          178  KAGAWAU-AS Kagawa University, JP
327687         160          157  RENU, UG
  8895         158          153  ISU Internet Services Unit ISU, SA
 18558         141          137  NETBLK-RCOEK, US
  1916         173          130  Rede Nacional de Ensino e Pesquisa, BR
 65085         154          118  -Private Use AS-, ZZ

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
     65208  PRIVATE      63.225.1.0/24            11570  RESERVED, ZZ
     65101  PRIVATE      64.54.9.0/24              5653  UCSF, US
     65101  PRIVATE      64.54.18.0/24             5653  UCSF, US
     65101  PRIVATE      64.54.196.0/24            5653  UCSF, US
    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, 

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
192.31.196.0/24      Origin:       112  RESERVED, ZZ
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       /10:1       /11:1       /12:10      
/13:18      /14:35      /15:121     /16:2020    /17:427     /18:447     
/19:585     /20:882     /21:887     /22:1534    /23:1554    /24:10582   
/25:89      /26:68      /27:72      /28:20      /29:25      /30:20      
/31:3       /32:14      

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

   ASN  No of nets  Total ann.  Description
 36914         493         508  KENET-AS, KE
  8895         153         158  ISU Internet Services Unit ISU, SA
 32440          81         113  LONI, US
 23024          52         109  OCDE, US
327700          39          45  MoRENet, MZ
  3267          36          79  RUNNET, RU
 18632          34          66  VOLCANO-VISION, US
 28614          32          38  Fundacao Universidade Regional de Blumenau, BR
 46115          32          35  LUTHER, US
200521          31          53  SEAP-AGE, ES

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        14:89     
  23:6        24:3        31:7        35:6        38:8        40:1      
  41:220      42:10       44:7        45:44       46:5        47:1      
  49:9        50:3        52:1        58:1        59:19       60:5      
  61:3        62:11       63:37       64:52       65:5        66:54     
  67:43       68:10       69:17       70:2        71:1        72:7      
  74:51       76:42       77:9        78:3        79:10       80:12     
  81:26       82:7        83:7        84:8        85:44       86:4      
  87:1        89:10       91:49       92:2        93:4        94:4      
  95:2        96:5        97:2        98:2       101:2       102:37     
 103:265     104:74      107:16      108:8       109:7       111:16     
 114:23      116:8       117:61      118:32      119:18      121:28     
 122:8       123:8       124:40      125:5       128:86      129:44     
 130:86      131:65      132:59      133:155     134:109     136:193    
 137:177     138:9       139:5       140:42      141:3       142:39     
 143:23      144:26      145:2       146:132     147:57      148:194    
 149:12      150:44      151:12      152:132     153:14      154:30     
 155:63      156:66      157:18      158:30      159:115     160:29     
 161:16      162:21      163:83      164:13      165:47      166:1      
 167:13      168:119     169:7       170:102     171:1       172:3      
 173:7       175:18      176:8       177:6       179:12      180:15     
 181:1       182:1       184:2       185:61      186:3       187:19     
 188:14      189:3       190:19      191:13      192:1460    193:293    
 194:126     195:84      196:199     197:315     198:492     199:280    
 200:327     201:38      202:619     203:423     204:356     205:128    
 206:199     207:150     208:76      209:119     210:193     211:14     
 212:158     213:5       214:8       216:83      217:9       218:22     
 219:5       220:15      222:2       223:14     

End of report


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