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

REN Routing Table Report cscora at frr.nsrc.org
Tue Feb 22 21:13:24 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Tue 22 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:                              891355
    Prefixes after maximum aggregation (per Origin AS):          335133
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      428079
    Number of IPv4 prefixes with a valid ROA:                    310788
    Number of IPv4 prefixes with an invalid ROA:                   2622
    Number of IPv4 prefixes with no ROA:                         577945
Total ASes present in the Internet Routing Table:                 72877
    Prefixes per ASN:                                             12.23
Origin-only ASes present in the Internet Routing Table:           62558
Origin ASes announcing only one prefix:                           25766
Transit ASes present in the Internet Routing Table:               10319
Transit-only ASes present in the Internet Routing Table:            373
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:               916
    Number of instances of unregistered ASNs:                       922
Number of 32-bit ASNs allocated by the RIRs:                      38608
Number of 32-bit ASNs visible in the Routing Table:               32203
Prefixes from 32-bit ASNs in the Routing Table:                  150866
Number of bogon 32-bit ASNs visible in the Routing Table:            47
Special use prefixes present in the Routing Table:                    4
Prefixes being announced from unallocated address space:            518
Number of addresses announced to Internet:                   3067963392
    Equivalent to 182 /8s, 221 /16s and 104 /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:      300303

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

Prefixes being announced by APNIC Region ASes:                   235206
    Total APNIC prefixes after maximum aggregation:               65643
    APNIC Deaggregation factor:                                    3.58
Prefixes being announced from the APNIC address blocks:          230024
    Unique aggregates announced from the APNIC address blocks:    94188
APNIC Region origin ASes present in the Internet Routing Table:   12407
    APNIC Prefixes per ASN:                                       18.54
APNIC Region origin ASes announcing only one prefix:               3540
APNIC Region transit ASes present in the Internet Routing Table:   1712
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:   7620
Number of APNIC addresses announced to Internet:              773441024
    Equivalent to 46 /8s, 25 /16s and 198 /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:                    259032
    Total ARIN prefixes after maximum aggregation:               119221
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           259095
    Unique aggregates announced from the ARIN address blocks:    123600
ARIN Region origin ASes present in the Internet Routing Table:    18996
    ARIN Prefixes per ASN:                                        13.64
ARIN Region origin ASes announcing only one prefix:                6905
ARIN Region transit ASes present in the Internet Routing Table:    1940
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:    4365
Number of ARIN addresses announced to Internet:              1295501568
    Equivalent to 77 /8s, 55 /16s and 201 /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:                    254207
    Total RIPE prefixes after maximum aggregation:               116826
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           250660
    Unique aggregates announced from the RIPE address blocks:    149296
RIPE Region origin ASes present in the Internet Routing Table:    28182
    RIPE Prefixes per ASN:                                         8.89
RIPE Region origin ASes announcing only one prefix:               12101
RIPE Region transit ASes present in the Internet Routing Table:    3952
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                         251
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10664
Number of RIPE addresses announced to Internet:               713960448
    Equivalent to 42 /8s, 142 /16s and 44 /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:                  114396
    Total LACNIC prefixes after maximum aggregation:              27368
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         115095
    Unique aggregates announced from the LACNIC address blocks:   48591
LACNIC Region origin ASes present in the Internet Routing Table:  10939
    LACNIC Prefixes per ASN:                                      10.52
LACNIC Region origin ASes announcing only one prefix:              2667
LACNIC Region transit ASes present in the Internet Routing Table:  2218
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:  8628
Number of LACNIC addresses announced to Internet:             176640256
    Equivalent to 10 /8s, 135 /16s and 81 /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:                  27598
    Total AfriNIC prefixes after maximum aggregation:              5395
    AfriNIC Deaggregation factor:                                  5.12
Prefixes being announced from the AfriNIC address blocks:         35962
    Unique aggregates announced from the AfriNIC address blocks:  11959
AfriNIC Region origin ASes present in the Internet Routing Table:  1593
    AfriNIC Prefixes per ASN:                                     22.58
AfriNIC Region origin ASes announcing only one prefix:              553
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:                       35
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  926
Number of AfriNIC addresses announced to Internet:            108099840
    Equivalent to 6 /8s, 113 /16s and 121 /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        9075       8881      37  CHINAMOBILE-CN China Mobile Communicati
  7545        5866        788     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4643       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3608       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3495       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3435       1880      57  VNPT-AS-VN VNPT Corp, VN
  9498        2377        475     237  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2302      11121     615  KIXS-AS-KR Korea Telecom, KR
 45090        2170       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2115        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        6308      10191    2671  AMAZON-02, US
 11492        4437        295     742  CABLEONE, US
 22773        3957       3032     368  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3900        264      31  VIASAT-SP-BACKBONE, US
 16625        3659       1887    2573  AKAMAI-AS, US
  6327        3381       1318      61  SHAW, CA
   749        2887      50780    2143  DNIC-AS-00749, US
 30036        2608        374     163  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2520       4962     428  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2259       3038     502  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        6955       1692      17  TTNET, TR
 12479        6818       1731     150  UNI2-AS, ES
  8551        4015        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3885       3192     536  AKAMAI-ASN1, NL
 39891        3274        188      25  ALJAWWALSTC-AS, SA
 12389        2935       2290     909  ROSTELECOM-AS, RU
  9009        2464        249    1285  M247, GB
 34984        2237        358     605  TELLCOM-AS, TR
 58224        1779        929     579  TCI, IR
 47331        1758        279    1334  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       10330       3415     566  Uninet S.A. de C.V., MX
 10620        3470        520     698  Telmex Colombia S.A., CO
 11830        2458        369      62  Instituto Costarricense de Electricidad
 13999        1675        285     474  Mega Cable, S.A. de C.V., MX
  6503        1443        355     525  Axtel, S.A.B. de C.V., MX
 28573        1384       2331     246  CLARO S.A., BR
  3816        1251        660     146  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1152       2351     140  TIM SA, BR
  6147        1089        369      21  Telefonica del Peru S.A.A., PE
 11664         999        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        1556        393      21  LINKdotNET-AS, EG
 24835        1546        523      32  RAYA-AS, EG
 36992        1301       1518     262  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         902         64      61  ORANGE-COTE-IVOIRE, CI
 36935         730        521      39  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         517         50      33  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       10330       3415     566  Uninet S.A. de C.V., MX
  9808        9075       8881      37  CHINAMOBILE-CN China Mobile Communicati
  9121        6955       1692      17  TTNET, TR
 12479        6818       1731     150  UNI2-AS, ES
 16509        6308      10191    2671  AMAZON-02, US
  7545        5866        788     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4643       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4437        295     742  CABLEONE, US
  8551        4015        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3957       3032     368  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        9075         9038  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6955         6938  TTNET, TR
 12479        6818         6668  UNI2-AS, ES
  7545        5866         5181  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4643         4570  ERX-CERNET-BKB China Education and Research Net
  8551        4015         3976  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3900         3869  VIASAT-SP-BACKBONE, US
 11492        4437         3695  CABLEONE, US
 16509        6308         3637  AMAZON-02, US
 22773        3957         3589  ASN-CXA-ALL-CCI-22773-RDC, US

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
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     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

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     /14:1201    /15:2063    /16:13592   /17:8368    /18:13905   
/19:25201   /20:43524   /21:52535   /22:108494  /23:95674   /24:525732  
/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        6075        6955  TTNET, TR
 12479        5786        6818  UNI2-AS, ES
  8151        3996       10330  Uninet S.A. de C.V., MX
  8551        3479        4015  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3360        4437  CABLEONE, US
  6327        3195        3381  SHAW, CA
  7155        2990        3900  VIASAT-SP-BACKBONE, US
 22773        2949        3957  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)
----------------------------------------------

   1:1911      2:992       3:154       4:7         5:3776      6:103    
   7:5         8:1529      9:1        11:172      12:1719     13:415    
  14:2380     15:167      16:41       17:373      18:141      20:166    
  21:4        22:188      23:5492     24:2306     25:6        27:2683   
  29:19       31:2433     32:93       34:1        35:60       36:1732   
  37:3948     38:2603     39:687      40:149      41:3912     42:1056   
  43:2128     44:297      45:16046    46:3883     47:336      49:1638   
  50:1918     51:108      52:1366     53:1        54:293      55:773    
  56:8        57:58       58:1821     59:1167     60:961      61:2282   
  62:2453     63:1937     64:5509     65:2302     66:4865     67:2964   
  68:1183     69:4156     70:1345     71:675      72:3079     74:2622   
  75:1517     76:719      77:2124     78:3863     79:3107     80:1966   
  81:1665     82:1431     83:1196     84:1338     85:3637     86:724    
  87:1959     88:2648     89:3238     90:513      91:7540     92:1895   
  93:2605     94:3272     95:4487     96:1302     97:347      98:990    
  99:860     100:76      101:1045    102:1987    103:28570   104:4167   
 105:463     106:863     107:2461    108:776     109:4206    110:2062   
 111:3220    112:1992    113:1489    114:1517    115:2139    116:1892   
 117:2513    118:2348    119:1887    120:1633    121:1087    122:2538   
 123:2154    124:1552    125:2125    128:1312    129:1182    130:923    
 131:2100    132:796     133:372     134:1930    135:283     136:866    
 137:1010    138:2474    139:1240    140:892     141:1365    142:1267   
 143:1459    144:1228    145:342     146:1784    147:1476    148:2246   
 149:1704    150:866     151:1076    152:1830    153:528     154:3587   
 155:1360    156:1877    157:1227    158:1018    159:2055    160:2415   
 161:1301    162:3459    163:1234    164:1674    165:1586    166:643    
 167:1746    168:3712    169:686     170:4347    171:823     172:3026   
 173:3061    174:1022    175:1125    176:3499    177:4559    178:3040   
 179:1980    180:2342    181:2925    182:3251    183:1926    184:2388   
 185:19335   186:4325    187:3559    188:3844    189:3022    190:8946   
 191:1304    192:11070   193:8523    194:6940    195:4993    196:2934   
 197:2346    198:6013    199:5989    200:7532    201:5660    202:10514  
 203:10201   204:4552    205:3372    206:3757    207:3399    208:4015   
 209:4640    210:4291    211:2450    212:3955    213:3393    214:1158   
 215:64      216:6409    217:2634    218:1244    219:576     220:2033   
 221:989     222:863     223:2140   

End of report


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