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

REN Routing Table Report cscora at frr.nsrc.org
Thu Feb 3 21:13:00 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Thu 03 Feb, 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:                              888817
    Prefixes after maximum aggregation (per Origin AS):          333870
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      426996
    Number of IPv4 prefixes with a valid ROA:                    307027
    Number of IPv4 prefixes with an invalid ROA:                   2785
    Number of IPv4 prefixes with no ROA:                         579005
Total ASes present in the Internet Routing Table:                 72689
    Prefixes per ASN:                                             12.23
Origin-only ASes present in the Internet Routing Table:           62412
Origin ASes announcing only one prefix:                           25670
Transit ASes present in the Internet Routing Table:               10277
Transit-only ASes present in the Internet Routing Table:            370
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:               920
    Number of instances of unregistered ASNs:                       924
Number of 32-bit ASNs allocated by the RIRs:                      38476
Number of 32-bit ASNs visible in the Routing Table:               32010
Prefixes from 32-bit ASNs in the Routing Table:                  149614
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:            544
Number of addresses announced to Internet:                   3068617728
    Equivalent to 182 /8s, 231 /16s and 100 /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:      299789

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

Prefixes being announced by APNIC Region ASes:                   234443
    Total APNIC prefixes after maximum aggregation:               65468
    APNIC Deaggregation factor:                                    3.58
Prefixes being announced from the APNIC address blocks:          229278
    Unique aggregates announced from the APNIC address blocks:    93924
APNIC Region origin ASes present in the Internet Routing Table:   12309
    APNIC Prefixes per ASN:                                       18.63
APNIC Region origin ASes announcing only one prefix:               3500
APNIC Region transit ASes present in the Internet Routing Table:   1723
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:   7514
Number of APNIC addresses announced to Internet:              774242560
    Equivalent to 46 /8s, 38 /16s and 1 /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:                    258081
    Total ARIN prefixes after maximum aggregation:               118674
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           258049
    Unique aggregates announced from the ARIN address blocks:    123213
ARIN Region origin ASes present in the Internet Routing Table:    18927
    ARIN Prefixes per ASN:                                        13.63
ARIN Region origin ASes announcing only one prefix:                6839
ARIN Region transit ASes present in the Internet Routing Table:    1929
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:    4318
Number of ARIN addresses announced to Internet:              1295924224
    Equivalent to 77 /8s, 62 /16s and 60 /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:                    253362
    Total RIPE prefixes after maximum aggregation:               116337
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           249815
    Unique aggregates announced from the RIPE address blocks:    148936
RIPE Region origin ASes present in the Internet Routing Table:    28176
    RIPE Prefixes per ASN:                                         8.87
RIPE Region origin ASes announcing only one prefix:               12121
RIPE Region transit ASes present in the Internet Routing Table:    3940
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:   10639
Number of RIPE addresses announced to Internet:               713381888
    Equivalent to 42 /8s, 133 /16s and 88 /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:                  114485
    Total LACNIC prefixes after maximum aggregation:              27362
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         115191
    Unique aggregates announced from the LACNIC address blocks:   48545
LACNIC Region origin ASes present in the Internet Routing Table:  10933
    LACNIC Prefixes per ASN:                                      10.54
LACNIC Region origin ASes announcing only one prefix:              2667
LACNIC Region transit ASes present in the Internet Routing Table:  2188
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:  8623
Number of LACNIC addresses announced to Internet:             176577536
    Equivalent to 10 /8s, 134 /16s and 92 /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:                  27526
    Total AfriNIC prefixes after maximum aggregation:              5353
    AfriNIC Deaggregation factor:                                  5.14
Prefixes being announced from the AfriNIC address blocks:         35939
    Unique aggregates announced from the AfriNIC address blocks:  11908
AfriNIC Region origin ASes present in the Internet Routing Table:  1582
    AfriNIC Prefixes per ASN:                                     22.72
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:  916
Number of AfriNIC addresses announced to Internet:            108158976
    Equivalent to 6 /8s, 114 /16s and 96 /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        9045       8881      37  CHINAMOBILE-CN China Mobile Communicati
  7545        5856        787     686  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4639       4192      72  ERX-CERNET-BKB China Education and Rese
  7552        3605       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3491       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3435       1880      57  VNPT-AS-VN VNPT Corp, VN
  9498        2316        476     237  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2275      11119     593  KIXS-AS-KR Korea Telecom, KR
 45090        2185       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2118        429     199  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        6169      10142    2643  AMAZON-02, US
 11492        4517        299     788  CABLEONE, US
 22773        3982       3032     369  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3903        264      30  VIASAT-SP-BACKBONE, US
 16625        3661       1887    2564  AKAMAI-AS, US
  6327        3365       1318      62  SHAW, CA
   749        2887      50780    2143  DNIC-AS-00749, US
 30036        2608        374     142  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2520       4962     428  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2251       3035     509  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        6880       1692      17  TTNET, TR
 12479        6810       1720     154  UNI2-AS, ES
  8551        4001        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3875       3194     541  AKAMAI-ASN1, NL
 39891        3274        188      25  ALJAWWALSTC-AS, SA
 12389        2928       2274     905  ROSTELECOM-AS, RU
  9009        2477        250    1288  M247, GB
 34984        2219        357     602  TELLCOM-AS, TR
 58224        1789        928     582  TCI, IR
 47331        1758        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       10582       3433     567  Uninet S.A. de C.V., MX
 10620        3454        518     721  Telmex Colombia S.A., CO
 11830        2448        369      62  Instituto Costarricense de Electricidad
 13999        1657        284     466  Mega Cable, S.A. de C.V., MX
  6503        1430        354     523  Axtel, S.A.B. de C.V., MX
 28573        1390       2331     247  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        1562        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         895         63      57  ORANGE-COTE-IVOIRE, CI
 36935         735        521      39  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         490         49      25  WANANCHI-, KE
 37342         468         32       1  MOVITEL, MZ
 23889         422        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       10582       3433     567  Uninet S.A. de C.V., MX
  9808        9045       8881      37  CHINAMOBILE-CN China Mobile Communicati
  9121        6880       1692      17  TTNET, TR
 12479        6810       1720     154  UNI2-AS, ES
 16509        6169      10142    2643  AMAZON-02, US
  7545        5856        787     686  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4639       4192      72  ERX-CERNET-BKB China Education and Rese
 11492        4517        299     788  CABLEONE, US
  8551        4001        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3982       3032     369  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        9045         9008  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6880         6863  TTNET, TR
 12479        6810         6656  UNI2-AS, ES
  7545        5856         5170  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4639         4567  ERX-CERNET-BKB China Education and Research Net
  8551        4001         3962  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3903         3873  VIASAT-SP-BACKBONE, US
 11492        4517         3729  CABLEONE, US
 22773        3982         3613  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
    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
     17033  UNALLOCATED  8.48.225.0/24             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     /12:301     
/13:591     /14:1203    /15:2067    /16:13591   /17:8361    /18:13890   
/19:25171   /20:43510   /21:52220   /22:108185  /23:95741   /24:523816  
/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        6016        6880  TTNET, TR
 12479        5768        6810  UNI2-AS, ES
  8151        4332       10582  Uninet S.A. de C.V., MX
  8551        3465        4001  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3441        4517  CABLEONE, US
  6327        3177        3365  SHAW, CA
  7155        2993        3903  VIASAT-SP-BACKBONE, US
 22773        2970        3982  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2810        3274  ALJAWWALSTC-AS, SA
 30036        2264        2608  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1889      2:1004      3:153       4:7         5:3742      6:103    
   7:5         8:1525      9:1        11:172      12:1711     13:410    
  14:2371     15:156      16:39       17:372      18:136      20:166    
  21:4        22:188      23:5450     24:2331     25:6        27:2670   
  29:19       31:2411     32:95       34:1        35:53       36:1736   
  37:3935     38:2509     39:675      40:150      41:3865     42:1063   
  43:2120     44:294      45:16023    46:3853     47:313      49:1620   
  50:1904     51:106      52:1345     53:1        54:293      55:746    
  56:8        57:56       58:1817     59:1134     60:959      61:2274   
  62:2434     63:1941     64:5493     65:2307     66:4898     67:2954   
  68:1183     69:4159     70:1345     71:678      72:3056     74:2630   
  75:1516     76:716      77:2121     78:3804     79:3093     80:1946   
  81:1659     82:1446     83:1197     84:1318     85:3611     86:706    
  87:1961     88:2615     89:3149     90:507      91:7540     92:1878   
  93:2596     94:3249     95:4483     96:1304     97:345      98:990    
  99:864     100:76      101:1057    102:1949    103:28247   104:4111   
 105:461     106:843     107:2459    108:758     109:4183    110:2055   
 111:3209    112:1963    113:1480    114:1541    115:2134    116:1889   
 117:2509    118:2335    119:1862    120:1635    121:1056    122:2527   
 123:2154    124:1556    125:2103    128:1375    129:1197    130:920    
 131:2098    132:784     133:367     134:1936    135:290     136:858    
 137:1002    138:2478    139:1231    140:883     141:1340    142:1251   
 143:1434    144:1227    145:344     146:1754    147:1468    148:2243   
 149:1672    150:859     151:1077    152:1820    153:524     154:3683   
 155:1332    156:1866    157:1216    158:1008    159:2062    160:2406   
 161:1296    162:3430    163:1217    164:1674    165:1549    166:620    
 167:1719    168:3681    169:695     170:4310    171:821     172:3017   
 173:3038    174:1018    175:1141    176:3509    177:4583    178:3026   
 179:2024    180:2355    181:2877    182:3190    183:1918    184:2392   
 185:19277   186:4307    187:3556    188:3818    189:3178    190:8920   
 191:1338    192:11022   193:8530    194:6953    195:4972    196:2920   
 197:2367    198:5994    199:5999    200:7517    201:5710    202:10484  
 203:10214   204:4516    205:3388    206:3813    207:3369    208:3999   
 209:4620    210:4276    211:2452    212:3934    213:3381    214:1141   
 215:64      216:6357    217:2641    218:1233    219:579     220:2044   
 221:989     222:862     223:2144   

End of report


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