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

REN Routing Table Report cscora at frr.nsrc.org
Sat May 20 21:13:34 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Sat 20 May, 2023

  IPv4 BGP Table (Global) as seen at AARNET (Brisbane).

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

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

BGP routing table entries examined:                              921890
    Prefixes after maximum aggregation (per Origin AS):          349026
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      449358
    Number of IPv4 prefixes with a valid ROA:                    400613
    Number of IPv4 prefixes with an invalid ROA:                   2595
    Number of IPv4 prefixes with no ROA:                         518682
Total ASes present in the Internet Routing Table:                 74427
    Prefixes per ASN:                                             12.39
Origin-only ASes present in the Internet Routing Table:           63962
Origin ASes announcing only one prefix:                           26227
Transit ASes present in the Internet Routing Table:               10465
Transit-only ASes present in the Internet Routing Table:            430
Paths with bogon ASNs present in the IPv4 Routing Table:             67
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      77
    Max AS path prepend of ASN ( 37447)                              75
Prefixes from unregistered ASNs in the Routing Table:              1103
    Number of instances of unregistered ASNs:                      1161
Number of 32-bit ASNs allocated by the RIRs:                      41900
Number of 32-bit ASNs visible in the Routing Table:               34596
Prefixes from 32-bit ASNs in the Routing Table:                  171695
Number of bogon 32-bit ASNs visible in the Routing Table:           155
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            621
Number of addresses announced to Internet:                   3056451328
    Equivalent to 182 /8s, 45 /16s and 191 /24s
    Percentage of available address space announced:               82.6
    Percentage of allocated address space announced:               82.6
    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:      307944

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

Prefixes being announced by APNIC Region ASes:                   243166
    Total APNIC prefixes after maximum aggregation:               68895
    APNIC Deaggregation factor:                                    3.53
Prefixes being announced from the APNIC address blocks:          237395
    Unique aggregates announced from the APNIC address blocks:    98194
APNIC Region origin ASes present in the Internet Routing Table:   13424
    APNIC Prefixes per ASN:                                       17.68
APNIC Region origin ASes announcing only one prefix:               3951
APNIC Region transit ASes present in the Internet Routing Table:   1797
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8740
Number of APNIC addresses announced to Internet:              773224960
    Equivalent to 46 /8s, 22 /16s and 122 /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:                    269741
    Total ARIN prefixes after maximum aggregation:               122487
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           272530
    Unique aggregates announced from the ARIN address blocks:    130399
ARIN Region origin ASes present in the Internet Routing Table:    19095
    ARIN Prefixes per ASN:                                        14.27
ARIN Region origin ASes announcing only one prefix:                6972
ARIN Region transit ASes present in the Internet Routing Table:    1931
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4795
Number of ARIN addresses announced to Internet:              1280718848
    Equivalent to 76 /8s, 86 /16s and 56 /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:                    260174
    Total RIPE prefixes after maximum aggregation:               122610
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           256023
    Unique aggregates announced from the RIPE address blocks:    158480
RIPE Region origin ASes present in the Internet Routing Table:    28339
    RIPE Prefixes per ASN:                                         9.03
RIPE Region origin ASes announcing only one prefix:               12054
RIPE Region transit ASes present in the Internet Routing Table:    3912
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          31
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11191
Number of RIPE addresses announced to Internet:               717969152
    Equivalent to 42 /8s, 203 /16s and 87 /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:                  118481
    Total LACNIC prefixes after maximum aggregation:              28415
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         117705
    Unique aggregates announced from the LACNIC address blocks:   49419
LACNIC Region origin ASes present in the Internet Routing Table:  10994
    LACNIC Prefixes per ASN:                                      10.71
LACNIC Region origin ASes announcing only one prefix:              2638
LACNIC Region transit ASes present in the Internet Routing Table:  2285
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        29
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8777
Number of LACNIC addresses announced to Internet:             176949760
    Equivalent to 10 /8s, 140 /16s and 10 /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:                  29225
    Total AfriNIC prefixes after maximum aggregation:              5824
    AfriNIC Deaggregation factor:                                  5.02
Prefixes being announced from the AfriNIC address blocks:         37615
    Unique aggregates announced from the AfriNIC address blocks:  12349
AfriNIC Region origin ASes present in the Internet Routing Table:  1744
    AfriNIC Prefixes per ASN:                                     21.57
AfriNIC Region origin ASes announcing only one prefix:              612
AfriNIC Region transit ASes present in the Internet Routing Table:  332
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       77
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1093
Number of AfriNIC addresses announced to Internet:            107180800
    Equivalent to 6 /8s, 99 /16s and 115 /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
  9808        9494       8705      37  CHINAMOBILE-CN China Mobile Communicati
  7545        5717        784     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4132        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3572       1043      66  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3375       1867      88  VNPT-AS-VN VNPT Corp, VN
  7552        3229       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        2961        491     241  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2734       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2399        837     443  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2300      11250     586  KIXS-AS-KR Korea Telecom, KR

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        8297      10781    2941  AMAZON-02, US
 11492        4538        301     603  CABLEONE, US
  7155        4020        281      51  VIASAT-SP-BACKBONE, US
 22773        3565       3067     267  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3525       1320      64  SHAW, CA
   749        3100      54980    2352  DNIC-AS-00749, US
 16625        3090       1552    2334  AKAMAI-AS, US
396982        2655       3592     372  GOOGLE-CLOUD-PLATFORM, US
  7018        2513      24149    1584  ATT-INTERNET4, US
 30036        2500        361     448  MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7313       1707     141  UNI2-AS, ES
 39891        4765        282      59  ALJAWWALSTC-AS, SA
 20940        4107       3399     165  AKAMAI-ASN1, NL
  8551        3883        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2925       2292     910  ROSTELECOM-AS, RU
  9009        2720        251    1405  M247, RO
 34984        2280        360     603  TELLCOM-AS, TR
  6849        2017        307      17  UKRTELNET, UA
 58224        1837        948     550  TCI, IR
 61317        1609        108    1214  ASDETUK www.heficed.com, US

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-RIPE

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11289       3342     597  Uninet S.A. de C.V., MX
 10620        3517        508     854  Telmex Colombia S.A., CO
 13999        2349        361     621  Mega Cable, S.A. de C.V., MX
 11830        2270        369      64  Instituto Costarricense de Electricidad
 28573        1330       2323     240  Claro NXT Telecomunicacoes Ltda, BR
  6503        1301        339     515  Axtel, S.A.B. de C.V., MX
  3816        1293        760     170  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1134        370      22  Telefonica del Peru S.A.A., PE
 11664        1096        180     438  Techtel LMDS Comunicaciones Interactiva
 26615        1035       2498      45  TIM SA, BR

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1605        393      19  LINKdotNET-AS, EG
 24835        1496        533      29  RAYA-AS, EG
 36992        1338       1518     275  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1028         67      47  ORANGE-COTE-IVOIRE, CI
 36935         917        520      42  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         520         54      47  WANANCHI-, KE
 37342         489         32       1  MOVITEL, MZ
 24757         475         73       5  EthioNet-AS, ET

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11289       3342     597  Uninet S.A. de C.V., MX
  9808        9494       8705      37  CHINAMOBILE-CN China Mobile Communicati
 16509        8297      10781    2941  AMAZON-02, US
 12479        7313       1707     141  UNI2-AS, ES
  7545        5717        784     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4765        282      59  ALJAWWALSTC-AS, SA
 11492        4538        301     603  CABLEONE, US
 18403        4132        347      25  FPT-AS-AP FPT Telecom Company, VN
 20940        4107       3399     165  AKAMAI-ASN1, NL
  7155        4020        281      51  VIASAT-SP-BACKBONE, US

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9494         9457  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7313         7172  UNI2-AS, ES
 16509        8297         5356  AMAZON-02, US
  7545        5717         5027  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4765         4706  ALJAWWALSTC-AS, SA
 18403        4132         4107  FPT-AS-AP FPT Telecom Company, VN
  7155        4020         3969  VIASAT-SP-BACKBONE, US
 20940        4107         3942  AKAMAI-ASN1, NL
 11492        4538         3935  CABLEONE, US
  8551        3883         3846  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
      3507  UNALLOCATED  2.57.241.0/24           213035  AS-SERVERION Serverion B.V.,
      3507  UNALLOCATED  5.105.49.0/24           213035  AS-SERVERION Serverion B.V.,
      3507  UNALLOCATED  5.105.69.0/24           213035  AS-SERVERION Serverion B.V.,
      3507  UNALLOCATED  5.105.206.0/24          213035  AS-SERVERION Serverion B.V.,
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.96.100.0/24           57681  ASN-MGTS-USPD2, RU
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-spar

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

Unassigned Network     ASN Information  AS Name
23.139.232.0/24      Origin:    211619  MAXKO, HR
23.139.232.0/24     Transit:     42864  GIGANET-HU GigaNet Internet Service Prov
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:39      /11:104     /12:301     
/13:581     /14:1197    /15:2086    /16:13474   /17:8209    /18:13806   
/19:24968   /20:43615   /21:51253   /22:109525  /23:98263   /24:554438  
/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
 12479        6383        7313  UNI2-AS, ES
  8151        5271       11289  Uninet S.A. de C.V., MX
 39891        3628        4765  ALJAWWALSTC-AS, SA
 11492        3445        4538  CABLEONE, US
  8551        3355        3883  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3335        3525  SHAW, CA
  7155        3070        4020  VIASAT-SP-BACKBONE, US
 22773        2636        3565  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2156        2500  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2070        3517  Telmex Colombia S.A., CO

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

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

   1:2131      2:1309      3:175       4:5         5:4542      6:130    
   7:6         8:1529      9:1        11:172      12:1534     13:388    
  14:2301     15:303      16:188      17:372      18:422      20:258    
  21:4        22:188      23:6275     24:2605     25:6        27:2547   
  29:19       31:2490     32:76       34:21       35:111      36:1959   
  37:4680     38:4643     39:838      40:151      41:3921     42:1949   
  43:2359     44:311      45:16547    46:4341     47:360      49:1740   
  50:1845     51:571      52:1600     54:391      55:854      56:8      
  57:117      58:1897     59:1150     60:990      61:2497     62:2641   
  63:1924     64:5689     65:2332     66:5041     67:3026     68:1345   
  69:4105     70:1223     71:678      72:2994     74:2615     75:1560   
  76:610      77:2449     78:1818     79:3172     80:2124     81:1781   
  82:1496     83:1276     84:1530     85:2986     86:769      87:2021   
  88:1171     89:3714     90:618      91:7748     92:2060     93:2612   
  94:3627     95:4051     96:1308     97:336      98:1151     99:746    
 100:74      101:1074    102:2710    103:31486   104:4688    105:493    
 106:869     107:2585    108:1043    109:4418    110:2112    111:3097   
 112:2033    113:1723    114:1643    115:2030    116:1884    117:2548   
 118:2612    119:2013    120:1799    121:1092    122:2604    123:2168   
 124:1561    125:2490    128:1412    129:1021    130:1025    131:1991   
 132:855     133:422     134:1925    135:305     136:880     137:1067   
 138:2583    139:1558    140:1248    141:1427    142:1458    143:1509   
 144:1153    145:346     146:1942    147:1587    148:2387    149:2207   
 150:881     151:1157    152:1820    153:564     154:4441    155:1443   
 156:1794    157:1318    158:1079    159:2240    160:2545    161:1547   
 162:3515    163:1574    164:1563    165:1757    166:1074    167:1737   
 168:3879    169:937     170:4572    171:874     172:3568    173:2951   
 174:1074    175:1188    176:3715    177:4668    178:3601    179:2217   
 180:2627    181:3493    182:3351    183:2100    184:2349    185:20276  
 186:4765    187:4019    188:4097    189:3633    190:9165    191:1462   
 192:10940   193:8870    194:7300    195:5184    196:3083    197:2373   
 198:5970    199:6095    200:8046    201:5901    202:10593   203:10317  
 204:4574    205:3698    206:4291    207:3453    208:4104    209:4883   
 210:4370    211:2451    212:4170    213:3632    214:1082    215:59     
 216:6654    217:2698    218:1311    219:471     220:1996    221:978    
 222:781     223:2149   

End of report


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