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

REN Routing Table Report cscora at frr.nsrc.org
Mon Mar 21 21:13:25 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Mon 21 Mar, 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:                              893989
    Prefixes after maximum aggregation (per Origin AS):          334987
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      428883
    Number of IPv4 prefixes with a valid ROA:                    316125
    Number of IPv4 prefixes with an invalid ROA:                   2984
    Number of IPv4 prefixes with no ROA:                         574880
Total ASes present in the Internet Routing Table:                 72888
    Prefixes per ASN:                                             12.27
Origin-only ASes present in the Internet Routing Table:           62570
Origin ASes announcing only one prefix:                           25656
Transit ASes present in the Internet Routing Table:               10318
Transit-only ASes present in the Internet Routing Table:            383
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:               924
    Number of instances of unregistered ASNs:                       934
Number of 32-bit ASNs allocated by the RIRs:                      38840
Number of 32-bit ASNs visible in the Routing Table:               32322
Prefixes from 32-bit ASNs in the Routing Table:                  152046
Number of bogon 32-bit ASNs visible in the Routing Table:            56
Special use prefixes present in the Routing Table:                    5
Prefixes being announced from unallocated address space:            511
Number of addresses announced to Internet:                   3068113664
    Equivalent to 182 /8s, 223 /16s and 179 /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:      301041

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

Prefixes being announced by APNIC Region ASes:                   235483
    Total APNIC prefixes after maximum aggregation:               66065
    APNIC Deaggregation factor:                                    3.56
Prefixes being announced from the APNIC address blocks:          230456
    Unique aggregates announced from the APNIC address blocks:    94243
APNIC Region origin ASes present in the Internet Routing Table:   12474
    APNIC Prefixes per ASN:                                       18.47
APNIC Region origin ASes announcing only one prefix:               3535
APNIC Region transit ASes present in the Internet Routing Table:   1729
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:   7689
Number of APNIC addresses announced to Internet:              773834752
    Equivalent to 46 /8s, 31 /16s and 200 /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:                    260892
    Total ARIN prefixes after maximum aggregation:               119657
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           260757
    Unique aggregates announced from the ARIN address blocks:    123870
ARIN Region origin ASes present in the Internet Routing Table:    18988
    ARIN Prefixes per ASN:                                        13.73
ARIN Region origin ASes announcing only one prefix:                6893
ARIN Region transit ASes present in the Internet Routing Table:    1947
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4400
Number of ARIN addresses announced to Internet:              1295905792
    Equivalent to 77 /8s, 61 /16s and 244 /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:                    254766
    Total RIPE prefixes after maximum aggregation:               115761
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           252083
    Unique aggregates announced from the RIPE address blocks:    150279
RIPE Region origin ASes present in the Internet Routing Table:    28116
    RIPE Prefixes per ASN:                                         8.97
RIPE Region origin ASes announcing only one prefix:               12042
RIPE Region transit ASes present in the Internet Routing Table:    3946
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                         251
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10661
Number of RIPE addresses announced to Internet:               714139648
    Equivalent to 42 /8s, 144 /16s and 232 /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:                  114179
    Total LACNIC prefixes after maximum aggregation:              27429
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         114171
    Unique aggregates announced from the LACNIC address blocks:   48155
LACNIC Region origin ASes present in the Internet Routing Table:  10934
    LACNIC Prefixes per ASN:                                      10.44
LACNIC Region origin ASes announcing only one prefix:              2626
LACNIC Region transit ASes present in the Internet Routing Table:  2207
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        65
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8631
Number of LACNIC addresses announced to Internet:             176266240
    Equivalent to 10 /8s, 129 /16s and 156 /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:                  27745
    Total AfriNIC prefixes after maximum aggregation:              5401
    AfriNIC Deaggregation factor:                                  5.14
Prefixes being announced from the AfriNIC address blocks:         36010
    Unique aggregates announced from the AfriNIC address blocks:  11903
AfriNIC Region origin ASes present in the Internet Routing Table:  1608
    AfriNIC Prefixes per ASN:                                     22.39
AfriNIC Region origin ASes announcing only one prefix:              560
AfriNIC Region transit ASes present in the Internet Routing Table:  321
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:  941
Number of AfriNIC addresses announced to Internet:            107658496
    Equivalent to 6 /8s, 106 /16s and 189 /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        9113       8879      35  CHINAMOBILE-CN China Mobile Communicati
  7545        5892        788     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4672       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3602       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3497       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3435       1880      56  VNPT-AS-VN VNPT Corp, VN
  9498        2385        475     237  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2257      11119     597  KIXS-AS-KR Korea Telecom, KR
 45090        2146       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2111        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        6291      10251    2647  AMAZON-02, US
 11492        4451        295     723  CABLEONE, US
 22773        3952       3083     374  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3895        263      26  VIASAT-SP-BACKBONE, US
 16625        3661       1884    2571  AKAMAI-AS, US
  6327        3411       1318      61  SHAW, CA
   749        2883      50780    2139  DNIC-AS-00749, US
 30036        2613        374     155  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2518       4962     428  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2257       3042     500  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        6900       1692      17  TTNET, TR
 12479        6826       1730     149  UNI2-AS, ES
  8551        4010        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3927       3192     544  AKAMAI-ASN1, NL
 39891        3818        220      33  ALJAWWALSTC-AS, SA
 12389        2933       2274     908  ROSTELECOM-AS, RU
  6849        2730        355      21  UKRTELNET, UA
  9009        2470        248    1290  M247, GB
 34984        2196        355     620  TELLCOM-AS, TR
 58224        1803        931     595  TCI, IR

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       10488       3411     550  Uninet S.A. de C.V., MX
 10620        3474        519     716  Telmex Colombia S.A., CO
 11830        2431        369      62  Instituto Costarricense de Electricidad
 13999        1710        292     474  Mega Cable, S.A. de C.V., MX
  6503        1447        355     525  Axtel, S.A.B. de C.V., MX
 28573        1388       2333     249  CLARO S.A., BR
  3816        1254        666     146  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1093        370      21  Telefonica del Peru S.A.A., PE
 11664        1009        193     447  Techtel LMDS Comunicaciones Interactiva
 11172         956        133      63  Alestra, S. de R.L. de C.V., MX

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        1593        393      21  LINKdotNET-AS, EG
 24835        1546        523      33  RAYA-AS, EG
 36992        1299       1518     261  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         909         64      62  ORANGE-COTE-IVOIRE, CI
 36935         729        521      40  Vodafone-, EG
  6713         613       1863      34  IAM-AS, MA
 15399         515         51      34  WANANCHI-, KE
 37342         469         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       10488       3411     550  Uninet S.A. de C.V., MX
  9808        9113       8879      35  CHINAMOBILE-CN China Mobile Communicati
  9121        6900       1692      17  TTNET, TR
 12479        6826       1730     149  UNI2-AS, ES
 16509        6291      10251    2647  AMAZON-02, US
  7545        5892        788     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4672       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4451        295     723  CABLEONE, US
  8551        4010        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3952       3083     374  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        9113         9078  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6900         6883  TTNET, TR
 12479        6826         6677  UNI2-AS, ES
  7545        5892         5201  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4672         4599  ERX-CERNET-BKB China Education and Research Net
  8551        4010         3971  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3895         3869  VIASAT-SP-BACKBONE, US
 39891        3818         3785  ALJAWWALSTC-AS, SA
 11492        4451         3728  CABLEONE, US
 16509        6291         3644  AMAZON-02, 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
    398083  UNALLOCATED  5.104.72.0/24           399587  UT, US
    398083  UNALLOCATED  5.133.124.0/24          399587  UT, US
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, 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

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
100.67.0.0/20            266452  ELETROINFO TELECOMUNICACOES LTDA - ME, BR
192.88.99.0/24             6939  HURRICANE, US
198.19.224.0/24           56207  COMCLARK-PH ComClark Network & Technology Corp,
198.19.226.0/24           56207  COMCLARK-PH ComClark Network & Technology Corp,

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
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      Transit:     37204  TELONE, ZW
41.57.124.0/24       Origin:     37442  UNASSIGNED
41.57.124.0/24      Transit:     37204  TELONE, ZW

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

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

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:40      /11:100     /12:305     
/13:588     /14:1201    /15:2077    /16:13582   /17:8344    /18:13899   
/19:25208   /20:43751   /21:52187   /22:108268  /23:95536   /24:528873  
/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        6010        6900  TTNET, TR
 12479        5804        6826  UNI2-AS, ES
  8151        4145       10488  Uninet S.A. de C.V., MX
  8551        3475        4010  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3364        4451  CABLEONE, US
  6327        3224        3411  SHAW, CA
 39891        3130        3818  ALJAWWALSTC-AS, SA
  7155        2988        3895  VIASAT-SP-BACKBONE, US
 22773        2936        3952  ASN-CXA-ALL-CCI-22773-RDC, US
  6849        2594        2730  UKRTELNET, UA

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

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

   1:1907      2:1054      3:154       4:7         5:3776      6:112    
   7:5         8:1536      9:1        11:172      12:1708     13:304    
  14:2378     15:182      16:41       17:375      18:147      20:194    
  21:4        22:188      23:5548     24:2340     25:4        27:2681   
  29:19       31:2422     32:93       34:1        35:66       36:1746   
  37:4406     38:2660     39:705      40:150      41:3927     42:1079   
  43:2117     44:291      45:16143    46:4116     47:348      49:1650   
  50:1936     51:107      52:1377     53:1        54:361      55:778    
  56:8        57:59       58:1855     59:1181     60:966      61:2261   
  62:2468     63:1937     64:5535     65:2301     66:4857     67:2988   
  68:1176     69:4151     70:1348     71:666      72:3075     74:2667   
  75:1390     76:716      77:2112     78:3457     79:3099     80:1957   
  81:1665     82:1478     83:1217     84:1349     85:3506     86:718    
  87:1972     88:2341     89:3264     90:520      91:7630     92:2016   
  93:2596     94:3497     95:4514     96:1304     97:347      98:990    
  99:866     100:76      101:1045    102:1985    103:28789   104:4312   
 105:468     106:852     107:2506    108:792     109:4220    110:2072   
 111:3237    112:2007    113:1485    114:1498    115:2140    116:1884   
 117:2522    118:2337    119:1904    120:1642    121:1092    122:2531   
 123:2151    124:1557    125:2128    128:1201    129:1198    130:917    
 131:2083    132:791     133:373     134:1933    135:288     136:882    
 137:1021    138:2452    139:1506    140:1137    141:1393    142:1280   
 143:1483    144:1245    145:345     146:1782    147:1498    148:2241   
 149:1725    150:861     151:1077    152:1828    153:535     154:3504   
 155:1441    156:1889    157:1233    158:1027    159:2085    160:2421   
 161:1323    162:3454    163:1239    164:1648    165:1620    166:688    
 167:1749    168:3762    169:700     170:4438    171:814     172:3055   
 173:3072    174:1021    175:1141    176:3510    177:4558    178:3422   
 179:1982    180:2335    181:2940    182:3212    183:1958    184:2388   
 185:19441   186:4334    187:3655    188:3861    189:3078    190:8930   
 191:1301    192:11081   193:8556    194:6979    195:4975    196:2948   
 197:2381    198:6015    199:6029    200:7495    201:5665    202:10574  
 203:10215   204:4553    205:3378    206:3787    207:3401    208:4042   
 209:4663    210:4305    211:2434    212:3993    213:3403    214:1157   
 215:67      216:6440    217:2649    218:1258    219:573     220:2033   
 221:986     222:853     223:2112   

End of report


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