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

REN Routing Table Report cscora at frr.nsrc.org
Fri Feb 18 21:13:21 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Fri 18 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:                              890790
    Prefixes after maximum aggregation (per Origin AS):          334802
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      427832
    Number of IPv4 prefixes with a valid ROA:                    310173
    Number of IPv4 prefixes with an invalid ROA:                   2723
    Number of IPv4 prefixes with no ROA:                         577894
Total ASes present in the Internet Routing Table:                 72842
    Prefixes per ASN:                                             12.23
Origin-only ASes present in the Internet Routing Table:           62535
Origin ASes announcing only one prefix:                           25761
Transit ASes present in the Internet Routing Table:               10307
Transit-only ASes present in the Internet Routing Table:            371
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:               941
    Number of instances of unregistered ASNs:                       947
Number of 32-bit ASNs allocated by the RIRs:                      38590
Number of 32-bit ASNs visible in the Routing Table:               32162
Prefixes from 32-bit ASNs in the Routing Table:                  150629
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:            525
Number of addresses announced to Internet:                   3068372736
    Equivalent to 182 /8s, 227 /16s and 167 /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:      300286

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

Prefixes being announced by APNIC Region ASes:                   234861
    Total APNIC prefixes after maximum aggregation:               65579
    APNIC Deaggregation factor:                                    3.58
Prefixes being announced from the APNIC address blocks:          229641
    Unique aggregates announced from the APNIC address blocks:    94050
APNIC Region origin ASes present in the Internet Routing Table:   12375
    APNIC Prefixes per ASN:                                       18.56
APNIC Region origin ASes announcing only one prefix:               3533
APNIC Region transit ASes present in the Internet Routing Table:   1709
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:   7588
Number of APNIC addresses announced to Internet:              773336064
    Equivalent to 46 /8s, 24 /16s and 44 /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:                    258662
    Total ARIN prefixes after maximum aggregation:               119078
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           258797
    Unique aggregates announced from the ARIN address blocks:    123505
ARIN Region origin ASes present in the Internet Routing Table:    18978
    ARIN Prefixes per ASN:                                        13.64
ARIN Region origin ASes announcing only one prefix:                6899
ARIN Region transit ASes present in the Internet Routing Table:    1936
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:    4353
Number of ARIN addresses announced to Internet:              1296004352
    Equivalent to 77 /8s, 63 /16s and 117 /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:                    254356
    Total RIPE prefixes after maximum aggregation:               116702
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           250816
    Unique aggregates announced from the RIPE address blocks:    149325
RIPE Region origin ASes present in the Internet Routing Table:    28196
    RIPE Prefixes per ASN:                                         8.90
RIPE Region origin ASes announcing only one prefix:               12119
RIPE Region transit ASes present in the Internet Routing Table:    3955
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:   10670
Number of RIPE addresses announced to Internet:               713886976
    Equivalent to 42 /8s, 141 /16s and 13 /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:                  114364
    Total LACNIC prefixes after maximum aggregation:              27361
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         115049
    Unique aggregates announced from the LACNIC address blocks:   48556
LACNIC Region origin ASes present in the Internet Routing Table:  10945
    LACNIC Prefixes per ASN:                                      10.51
LACNIC Region origin ASes announcing only one prefix:              2662
LACNIC Region transit ASes present in the Internet Routing Table:  2211
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:             176618496
    Equivalent to 10 /8s, 134 /16s and 252 /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:                  27606
    Total AfriNIC prefixes after maximum aggregation:              5380
    AfriNIC Deaggregation factor:                                  5.13
Prefixes being announced from the AfriNIC address blocks:         35961
    Unique aggregates announced from the AfriNIC address blocks:  11934
AfriNIC Region origin ASes present in the Internet Routing Table:  1590
    AfriNIC Prefixes per ASN:                                     22.62
AfriNIC Region origin ASes announcing only one prefix:              548
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:  923
Number of AfriNIC addresses announced to Internet:            108201728
    Equivalent to 6 /8s, 115 /16s and 7 /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        9054       8881      37  CHINAMOBILE-CN China Mobile Communicati
  7545        5867        788     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4643       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3603       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3496       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3434       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        2114        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        6284      10188    2666  AMAZON-02, US
 11492        4437        294     747  CABLEONE, US
 22773        3963       3032     368  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3899        264      31  VIASAT-SP-BACKBONE, US
 16625        3654       1883    2567  AKAMAI-AS, US
  6327        3379       1318      61  SHAW, CA
   749        2887      50780    2143  DNIC-AS-00749, US
 30036        2617        375     123  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2520       4962     428  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2257       3037     503  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        6949       1692      17  TTNET, TR
 12479        6808       1731     150  UNI2-AS, ES
  8551        4015        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3886       3192     536  AKAMAI-ASN1, NL
 39891        3274        188      25  ALJAWWALSTC-AS, SA
 12389        2935       2290     909  ROSTELECOM-AS, RU
  9009        2467        249    1285  M247, GB
 34984        2240        359     605  TELLCOM-AS, TR
 58224        1791        929     579  TCI, IR
 47331        1760        279    1336  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       10316       3415     566  Uninet S.A. de C.V., MX
 10620        3467        520     701  Telmex Colombia S.A., CO
 11830        2457        369      62  Instituto Costarricense de Electricidad
 13999        1669        285     474  Mega Cable, S.A. de C.V., MX
  6503        1443        355     525  Axtel, S.A.B. de C.V., MX
 28573        1383       2330     246  CLARO S.A., BR
  3816        1251        660     146  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1152       2351     140  TIM SA, BR
  6147        1091        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        1589        393      21  LINKdotNET-AS, EG
 24835        1546        523      32  RAYA-AS, EG
 36992        1299       1518     262  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         896         63      58  ORANGE-COTE-IVOIRE, CI
 36935         734        521      39  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         519         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       10316       3415     566  Uninet S.A. de C.V., MX
  9808        9054       8881      37  CHINAMOBILE-CN China Mobile Communicati
  9121        6949       1692      17  TTNET, TR
 12479        6808       1731     150  UNI2-AS, ES
 16509        6284      10188    2666  AMAZON-02, US
  7545        5867        788     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4643       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4437        294     747  CABLEONE, US
  8551        4015        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3963       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        9054         9017  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6949         6932  TTNET, TR
 12479        6808         6658  UNI2-AS, ES
  7545        5867         5182  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        3899         3868  VIASAT-SP-BACKBONE, US
 11492        4437         3690  CABLEONE, US
 16509        6284         3618  AMAZON-02, US
 22773        3963         3595  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    /15:2064    /16:13590   /17:8370    /18:13915   
/19:25226   /20:43533   /21:52521   /22:108475  /23:95592   /24:525237  
/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        6070        6949  TTNET, TR
 12479        5777        6808  UNI2-AS, ES
  8151        3982       10316  Uninet S.A. de C.V., MX
  8551        3479        4015  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3357        4437  CABLEONE, US
  6327        3193        3379  SHAW, CA
  7155        2989        3899  VIASAT-SP-BACKBONE, US
 22773        2954        3963  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2810        3274  ALJAWWALSTC-AS, SA
 30036        2272        2617  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1909      2:992       3:153       4:7         5:3794      6:103    
   7:5         8:1530      9:1        11:172      12:1718     13:415    
  14:2371     15:166      16:43       17:373      18:140      20:166    
  21:4        22:188      23:5491     24:2302     25:6        27:2684   
  29:19       31:2435     32:93       34:1        35:60       36:1729   
  37:3946     38:2568     39:687      40:149      41:3914     42:1042   
  43:2118     44:295      45:16064    46:3881     47:337      49:1623   
  50:1916     51:107      52:1367     53:1        54:294      55:747    
  56:8        57:56       58:1814     59:1163     60:959      61:2282   
  62:2455     63:1940     64:5491     65:2306     66:4854     67:2961   
  68:1182     69:4165     70:1343     71:674      72:3064     74:2625   
  75:1513     76:717      77:2125     78:3861     79:3107     80:1971   
  81:1664     82:1459     83:1199     84:1341     85:3629     86:716    
  87:1958     88:2649     89:3238     90:512      91:7551     92:1890   
  93:2613     94:3266     95:4486     96:1302     97:346      98:994    
  99:859     100:76      101:1045    102:1987    103:28479   104:4163   
 105:464     106:860     107:2459    108:773     109:4202    110:2053   
 111:3191    112:1976    113:1490    114:1509    115:2133    116:1893   
 117:2518    118:2351    119:1872    120:1632    121:1067    122:2536   
 123:2151    124:1558    125:2130    128:1311    129:1181    130:925    
 131:2095    132:788     133:370     134:1925    135:283     136:860    
 137:1010    138:2479    139:1236    140:891     141:1366    142:1257   
 143:1450    144:1229    145:342     146:1785    147:1476    148:2247   
 149:1695    150:869     151:1075    152:1831    153:527     154:3585   
 155:1352    156:1876    157:1227    158:1017    159:2053    160:2401   
 161:1302    162:3453    163:1229    164:1663    165:1583    166:638    
 167:1728    168:3717    169:684     170:4362    171:823     172:3025   
 173:3067    174:1023    175:1124    176:3542    177:4544    178:3045   
 179:1983    180:2347    181:2914    182:3190    183:1924    184:2387   
 185:19359   186:4329    187:3561    188:3845    189:3032    190:8904   
 191:1314    192:11066   193:8533    194:6938    195:4987    196:2929   
 197:2343    198:6004    199:5987    200:7520    201:5666    202:10504  
 203:10195   204:4559    205:3356    206:3763    207:3402    208:4011   
 209:4612    210:4285    211:2452    212:3951    213:3393    214:1158   
 215:64      216:6399    217:2648    218:1245    219:576     220:2042   
 221:988     222:863     223:2141   

End of report


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