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

REN Routing Table Report cscora at frr.nsrc.org
Sat Jan 29 21:13:27 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Sat 29 Jan, 2022

  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:                              888926
    Prefixes after maximum aggregation (per Origin AS):          333651
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      426480
    Number of IPv4 prefixes with a valid ROA:                    306842
    Number of IPv4 prefixes with an invalid ROA:                   2765
    Number of IPv4 prefixes with no ROA:                         579319
Total ASes present in the Internet Routing Table:                 72715
    Prefixes per ASN:                                             12.22
Origin-only ASes present in the Internet Routing Table:           62417
Origin ASes announcing only one prefix:                           25688
Transit ASes present in the Internet Routing Table:               10298
Transit-only ASes present in the Internet Routing Table:            375
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     251
    Max AS path prepend of ASN ( 21299)                             245
Prefixes from unregistered ASNs in the Routing Table:               928
    Number of instances of unregistered ASNs:                       932
Number of 32-bit ASNs allocated by the RIRs:                      38424
Number of 32-bit ASNs visible in the Routing Table:               31996
Prefixes from 32-bit ASNs in the Routing Table:                  149382
Number of bogon 32-bit ASNs visible in the Routing Table:            43
Special use prefixes present in the Routing Table:                    4
Prefixes being announced from unallocated address space:            567
Number of addresses announced to Internet:                   3068719104
    Equivalent to 182 /8s, 232 /16s and 240 /24s
    Percentage of available address space announced:               82.9
    Percentage of allocated address space announced:               82.9
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.5
Total number of prefixes smaller than registry allocations:      299845

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

Prefixes being announced by APNIC Region ASes:                   234613
    Total APNIC prefixes after maximum aggregation:               65419
    APNIC Deaggregation factor:                                    3.59
Prefixes being announced from the APNIC address blocks:          229411
    Unique aggregates announced from the APNIC address blocks:    93890
APNIC Region origin ASes present in the Internet Routing Table:   12311
    APNIC Prefixes per ASN:                                       18.63
APNIC Region origin ASes announcing only one prefix:               3501
APNIC Region transit ASes present in the Internet Routing Table:   1734
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         30
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7515
Number of APNIC addresses announced to Internet:              774243072
    Equivalent to 46 /8s, 38 /16s and 3 /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:                    257995
    Total ARIN prefixes after maximum aggregation:               118647
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           257965
    Unique aggregates announced from the ARIN address blocks:    122930
ARIN Region origin ASes present in the Internet Routing Table:    18932
    ARIN Prefixes per ASN:                                        13.63
ARIN Region origin ASes announcing only one prefix:                6844
ARIN Region transit ASes present in the Internet Routing Table:    1923
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                         251
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4312
Number of ARIN addresses announced to Internet:              1296000000
    Equivalent to 77 /8s, 63 /16s and 100 /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:                    253204
    Total RIPE prefixes after maximum aggregation:               116247
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           249692
    Unique aggregates announced from the RIPE address blocks:    148819
RIPE Region origin ASes present in the Internet Routing Table:    28189
    RIPE Prefixes per ASN:                                         8.86
RIPE Region origin ASes announcing only one prefix:               12124
RIPE Region transit ASes present in the Internet Routing Table:    3943
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10638
Number of RIPE addresses announced to Internet:               713468672
    Equivalent to 42 /8s, 134 /16s and 171 /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:                  114547
    Total LACNIC prefixes after maximum aggregation:              27292
    LACNIC Deaggregation factor:                                   4.20
Prefixes being announced from the LACNIC address blocks:         115259
    Unique aggregates announced from the LACNIC address blocks:   48459
LACNIC Region origin ASes present in the Internet Routing Table:  10930
    LACNIC Prefixes per ASN:                                      10.55
LACNIC Region origin ASes announcing only one prefix:              2676
LACNIC Region transit ASes present in the Internet Routing Table:  2204
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8617
Number of LACNIC addresses announced to Internet:             176470016
    Equivalent to 10 /8s, 132 /16s and 184 /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:                  27639
    Total AfriNIC prefixes after maximum aggregation:              5363
    AfriNIC Deaggregation factor:                                  5.15
Prefixes being announced from the AfriNIC address blocks:         36031
    Unique aggregates announced from the AfriNIC address blocks:  11891
AfriNIC Region origin ASes present in the Internet Routing Table:  1581
    AfriNIC Prefixes per ASN:                                     22.79
AfriNIC Region origin ASes announcing only one prefix:              543
AfriNIC Region transit ASes present in the Internet Routing Table:  317
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  914
Number of AfriNIC addresses announced to Internet:            108186880
    Equivalent to 6 /8s, 114 /16s and 205 /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        9047       8881      37  CHINAMOBILE-CN China Mobile Communicati
  7545        5853        787     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4644       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3605       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3489       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3434       1880      57  VNPT-AS-VN VNPT Corp, VN
  4766        2275      11119     593  KIXS-AS-KR Korea Telecom, KR
  9498        2273        475     232  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2185       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2116        429     198  TATACOMM-AS TATA Communications formerl

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        6170      10145    2639  AMAZON-02, US
 11492        4517        299     789  CABLEONE, US
 22773        3997       3054     376  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3656       1885    2563  AKAMAI-AS, US
  6327        3359       1318      62  SHAW, CA
   749        2887      50780    2143  DNIC-AS-00749, US
 30036        2612        374     131  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2506       4962     428  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2249       3035     508  CHARTER-20115, 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
  9121        6899       1692      17  TTNET, TR
 12479        6791       1718     153  UNI2-AS, ES
  8551        4004        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3873       3194     541  AKAMAI-ASN1, NL
 39891        3274        188      25  ALJAWWALSTC-AS, SA
 12389        2929       2290     905  ROSTELECOM-AS, RU
  9009        2511        258    1307  M247, GB
 34984        2219        357     602  TELLCOM-AS, TR
 58224        1784        927     583  TCI, IR
 47331        1761        278    1333  TTNET, TR

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       10744       3410     570  Uninet S.A. de C.V., MX
 10620        3453        518     715  Telmex Colombia S.A., CO
 11830        2462        369      62  Instituto Costarricense de Electricidad
 13999        1651        283     468  Mega Cable, S.A. de C.V., MX
  6503        1434        354     527  Axtel, S.A.B. de C.V., MX
 28573        1390       2330     249  CLARO S.A., BR
  3816        1247        658     147  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1133       2350     139  TIM SA, BR
  6147        1094        369      21  Telefonica del Peru S.A.A., PE
 11664        1001        191     448  Techtel LMDS Comunicaciones Interactiva

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        1625        393      21  LINKdotNET-AS, EG
 24835        1546        515      32  RAYA-AS, EG
 36992        1299       1518     262  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         876         63      60  ORANGE-COTE-IVOIRE, CI
 36935         736        521      39  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         519         50      33  WANANCHI-, KE
 37342         468         32       1  MOVITEL, MZ
 23889         428        232      16  MauritiusTelecom, MU

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       10744       3410     570  Uninet S.A. de C.V., MX
  9808        9047       8881      37  CHINAMOBILE-CN China Mobile Communicati
  9121        6899       1692      17  TTNET, TR
 12479        6791       1718     153  UNI2-AS, ES
 16509        6170      10145    2639  AMAZON-02, US
  7545        5853        787     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4644       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4517        299     789  CABLEONE, US
  8551        4004        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3997       3054     376  ASN-CXA-ALL-CCI-22773-RDC, 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        9047         9010  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6899         6882  TTNET, TR
 12479        6791         6638  UNI2-AS, ES
  7545        5853         5168  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4644         4571  ERX-CERNET-BKB China Education and Research Net
  8551        4004         3965  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4517         3728  CABLEONE, US
 22773        3997         3621  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3605         3586  VIETEL-AS-AP Viettel Group, VN

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
     46990  UNALLOCATED  8.5.242.0/23              3356  LEVEL3, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
     18604  UNALLOCATED  8.25.204.0/24             3356  LEVEL3, US
     32848  UNALLOCATED  8.28.72.0/24              3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    395056  UNALLOCATED  8.45.133.0/24             3356  LEVEL3, US
     32306  UNALLOCATED  8.46.80.0/24              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
100.64.3.0/24             48276  LEVEL-AS, RU
192.88.99.0/24             6939  HURRICANE, US
198.19.224.0/24           56207  CONVERGE Converge ICT, PH
198.19.226.0/24           56207  CONVERGE Converge ICT, PH

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

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

Unassigned Network     ASN Information  AS Name
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.252.160.0/24      Origin:    398968  GROUP-IID-01, US
23.252.160.0/24     Transit:       174  COGENT-174, US
23.252.161.0/24      Origin:    398968  GROUP-IID-01, US
23.252.161.0/24     Transit:       174  COGENT-174, US
23.252.163.0/24      Origin:    398968  GROUP-IID-01, US
23.252.163.0/24     Transit:       174  COGENT-174, US
23.252.164.0/24      Origin:    398968  GROUP-IID-01, US
23.252.164.0/24     Transit:       174  COGENT-174, US

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       /9:13      /10:40      /11:100     /12:305     
/13:591     /14:1203    /15:2067    /16:13596   /17:8362    /18:13898   
/19:25163   /20:43479   /21:52185   /22:108404  /23:95743   /24:523760  
/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
  9121        6036        6899  TTNET, TR
 12479        5747        6791  UNI2-AS, ES
  8151        4581       10744  Uninet S.A. de C.V., MX
  8551        3468        4004  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3443        4517  CABLEONE, US
  6327        3171        3359  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        2980        3997  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2810        3274  ALJAWWALSTC-AS, SA
 30036        2267        2612  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1900      2:1003      3:153       4:7         5:3722      6:103    
   7:5         8:1522      9:1        11:172      12:1707     13:411    
  14:2370     15:155      16:39       17:373      18:133      20:167    
  21:4        22:188      23:5418     24:2335     25:6        27:2672   
  29:19       31:2405     32:98       34:1        35:52       36:1736   
  37:3943     38:2512     39:713      40:150      41:3897     42:1065   
  43:2112     44:295      45:16043    46:3853     47:303      49:1616   
  50:1903     51:107      52:1344     53:1        54:288      55:746    
  56:8        57:56       58:1818     59:1125     60:960      61:2270   
  62:2436     63:1947     64:5366     65:2310     66:4904     67:2948   
  68:1183     69:4164     70:1343     71:678      72:3060     74:2635   
  75:1515     76:715      77:2134     78:3816     79:3104     80:1933   
  81:1656     82:1450     83:1198     84:1323     85:3558     86:705    
  87:1898     88:2625     89:3142     90:498      91:7531     92:1897   
  93:2594     94:3248     95:4490     96:1308     97:345      98:994    
  99:863     100:76      101:1063    102:1941    103:28263   104:4109   
 105:462     106:846     107:2458    108:760     109:4188    110:2054   
 111:3208    112:1964    113:1488    114:1539    115:2135    116:1869   
 117:2510    118:2332    119:1872    120:1636    121:1056    122:2525   
 123:2154    124:1556    125:2090    128:1375    129:1198    130:920    
 131:2094    132:789     133:367     134:1941    135:290     136:855    
 137:1001    138:2478    139:1227    140:881     141:1343    142:1248   
 143:1432    144:1230    145:336     146:1764    147:1477    148:2242   
 149:1663    150:855     151:1085    152:1818    153:524     154:3674   
 155:1360    156:1859    157:1217    158:1011    159:2027    160:2389   
 161:1296    162:3421    163:1216    164:1680    165:1562    166:620    
 167:1709    168:3666    169:696     170:4312    171:821     172:3012   
 173:3045    174:1019    175:1143    176:3512    177:4561    178:3041   
 179:2001    180:2363    181:2868    182:3184    183:1919    184:2400   
 185:19295   186:4306    187:3582    188:3793    189:3252    190:8943   
 191:1305    192:11010   193:8512    194:6952    195:4972    196:2913   
 197:2373    198:5985    199:5998    200:7496    201:5747    202:10538  
 203:10235   204:4527    205:3397    206:3803    207:3376    208:3996   
 209:4622    210:4279    211:2452    212:3939    213:3394    214:1153   
 215:64      216:6372    217:2618    218:1233    219:579     220:2043   
 221:989     222:862     223:2145   

End of report


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