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

REN Routing Table Report cscora at frr.nsrc.org
Fri Apr 29 21:13:28 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Fri 29 Apr, 2022

  IPv4 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:                              897040
    Prefixes after maximum aggregation (per Origin AS):          336413
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      430477
    Number of IPv4 prefixes with a valid ROA:                    324984
    Number of IPv4 prefixes with an invalid ROA:                   3162
    Number of IPv4 prefixes with no ROA:                         568894
Total ASes present in the Internet Routing Table:                 73104
    Prefixes per ASN:                                             12.27
Origin-only ASes present in the Internet Routing Table:           62799
Origin ASes announcing only one prefix:                           25727
Transit ASes present in the Internet Routing Table:               10305
Transit-only ASes present in the Internet Routing Table:            360
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      65
    Max AS path prepend of ASN (267602)                              58
Prefixes from unregistered ASNs in the Routing Table:               876
    Number of instances of unregistered ASNs:                       886
Number of 32-bit ASNs allocated by the RIRs:                      39240
Number of 32-bit ASNs visible in the Routing Table:               32618
Prefixes from 32-bit ASNs in the Routing Table:                  154221
Number of bogon 32-bit ASNs visible in the Routing Table:            44
Special use prefixes present in the Routing Table:                    4
Prefixes being announced from unallocated address space:            487
Number of addresses announced to Internet:                   3066995712
    Equivalent to 182 /8s, 206 /16s and 164 /24s
    Percentage of available address space announced:               82.8
    Percentage of allocated address space announced:               82.8
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      302713

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

Prefixes being announced by APNIC Region ASes:                   236226
    Total APNIC prefixes after maximum aggregation:               66439
    APNIC Deaggregation factor:                                    3.56
Prefixes being announced from the APNIC address blocks:          231167
    Unique aggregates announced from the APNIC address blocks:    94663
APNIC Region origin ASes present in the Internet Routing Table:   12602
    APNIC Prefixes per ASN:                                       18.34
APNIC Region origin ASes announcing only one prefix:               3566
APNIC Region transit ASes present in the Internet Routing Table:   1737
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         27
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7813
Number of APNIC addresses announced to Internet:              773760768
    Equivalent to 46 /8s, 30 /16s and 167 /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:                    261705
    Total ARIN prefixes after maximum aggregation:               119910
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           261733
    Unique aggregates announced from the ARIN address blocks:    124557
ARIN Region origin ASes present in the Internet Routing Table:    19016
    ARIN Prefixes per ASN:                                        13.76
ARIN Region origin ASes announcing only one prefix:                6906
ARIN Region transit ASes present in the Internet Routing Table:    1932
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          37
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4475
Number of ARIN addresses announced to Internet:              1295461376
    Equivalent to 77 /8s, 55 /16s and 44 /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:                    255623
    Total RIPE prefixes after maximum aggregation:               116339
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           252985
    Unique aggregates announced from the RIPE address blocks:    150606
RIPE Region origin ASes present in the Internet Routing Table:    28155
    RIPE Prefixes per ASN:                                         8.99
RIPE Region origin ASes announcing only one prefix:               12046
RIPE Region transit ASes present in the Internet Routing Table:    3947
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10719
Number of RIPE addresses announced to Internet:               713920256
    Equivalent to 42 /8s, 141 /16s and 143 /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:                  115030
    Total LACNIC prefixes after maximum aggregation:              27605
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         114881
    Unique aggregates announced from the LACNIC address blocks:   48517
LACNIC Region origin ASes present in the Internet Routing Table:  10956
    LACNIC Prefixes per ASN:                                      10.49
LACNIC Region origin ASes announcing only one prefix:              2643
LACNIC Region transit ASes present in the Internet Routing Table:  2192
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:  8650
Number of LACNIC addresses announced to Internet:             176435456
    Equivalent to 10 /8s, 132 /16s and 49 /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:                  27580
    Total AfriNIC prefixes after maximum aggregation:              5441
    AfriNIC Deaggregation factor:                                  5.07
Prefixes being announced from the AfriNIC address blocks:         35786
    Unique aggregates announced from the AfriNIC address blocks:  11711
AfriNIC Region origin ASes present in the Internet Routing Table:  1632
    AfriNIC Prefixes per ASN:                                     21.93
AfriNIC Region origin ASes announcing only one prefix:              566
AfriNIC Region transit ASes present in the Internet Routing Table:  330
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:  961
Number of AfriNIC addresses announced to Internet:            107140352
    Equivalent to 6 /8s, 98 /16s and 213 /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        9148       8879      35  CHINAMOBILE-CN China Mobile Communicati
  7545        5906        788     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4672       4192      75  ERX-CERNET-BKB China Education and Rese
  7552        3592       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3500       1039      53  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3430       1880      56  VNPT-AS-VN VNPT Corp, VN
  9498        2399        491     238  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2253      11119     596  KIXS-AS-KR Korea Telecom, KR
 45090        2169       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2118        430     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        6270      10276    2710  AMAZON-02, US
 11492        4474        297     690  CABLEONE, US
 22773        3951       3099     371  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3901        264      31  VIASAT-SP-BACKBONE, US
 16625        3596       1835    2539  AKAMAI-AS, US
  6327        3429       1318      61  SHAW, CA
   749        2882      50780    2138  DNIC-AS-00749, US
 30036        2618        373     133  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2518       4962     421  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2250       3051     493  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        6926       1692      17  TTNET, TR
 12479        6777       1730     150  UNI2-AS, ES
  8551        4009        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3944       3191     559  AKAMAI-ASN1, NL
 39891        3819        220      34  ALJAWWALSTC-AS, SA
 12389        2921       2273     908  ROSTELECOM-AS, RU
  6849        2907        355      21  UKRTELNET, UA
  9009        2485        248    1291  M247, GB
 34984        2238        358     632  TELLCOM-AS, TR
 58224        1814        931     613  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       10617       3391     561  Uninet S.A. de C.V., MX
 10620        3473        519     741  Telmex Colombia S.A., CO
 11830        2433        369      63  Instituto Costarricense de Electricidad
 13999        1771        297     476  Mega Cable, S.A. de C.V., MX
  6503        1454        355     526  Axtel, S.A.B. de C.V., MX
 28573        1385       2333     253  CLARO S.A., BR
  3816        1255        667     147  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1078        369      21  Telefonica del Peru S.A.A., PE
 11664        1021        191     442  Techtel LMDS Comunicaciones Interactiva
 11172         961        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        1654        393      21  LINKdotNET-AS, EG
 24835        1444        515      32  RAYA-AS, EG
 36992        1314       1519     263  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         913         65      59  ORANGE-COTE-IVOIRE, CI
  6713         612       1863      34  IAM-AS, MA
 36935         600        519      39  Vodafone-, EG
 15399         512         51      33  WANANCHI-, KE
 37342         467         32       1  MOVITEL, MZ
 23889         423        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       10617       3391     561  Uninet S.A. de C.V., MX
  9808        9148       8879      35  CHINAMOBILE-CN China Mobile Communicati
  9121        6926       1692      17  TTNET, TR
 12479        6777       1730     150  UNI2-AS, ES
 16509        6270      10276    2710  AMAZON-02, US
  7545        5906        788     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4672       4192      75  ERX-CERNET-BKB China Education and Rese
 11492        4474        297     690  CABLEONE, US
  8551        4009        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3951       3099     371  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        9148         9113  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6926         6909  TTNET, TR
 12479        6777         6627  UNI2-AS, ES
  7545        5906         5215  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4672         4597  ERX-CERNET-BKB China Education and Research Net
  8551        4009         3970  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3901         3870  VIASAT-SP-BACKBONE, US
 39891        3819         3785  ALJAWWALSTC-AS, SA
 11492        4474         3784  CABLEONE, US
 22773        3951         3580  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
    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
    395056  UNALLOCATED  8.45.133.0/24             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
100.67.0.0/20            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
23.131.187.0/24      Origin:       174  COGENT-174, US
23.131.187.0/24     Transit:      2914  NTT-LTD-2914, US
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

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      /10:41      /11:100     /12:307     
/13:591     /14:1207    /15:2099    /16:13550   /17:8277    /18:13914   
/19:25236   /20:43954   /21:52209   /22:108377  /23:96114   /24:531034  
/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        6044        6926  TTNET, TR
 12479        5758        6777  UNI2-AS, ES
  8151        4272       10617  Uninet S.A. de C.V., MX
  8551        3475        4009  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3380        4474  CABLEONE, US
  6327        3243        3429  SHAW, CA
 39891        3131        3819  ALJAWWALSTC-AS, SA
  7155        2991        3901  VIASAT-SP-BACKBONE, US
 22773        2943        3951  ASN-CXA-ALL-CCI-22773-RDC, US
  6849        2758        2907  UKRTELNET, UA

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

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

   1:1929      2:1041      3:154       4:7         5:3783      6:104    
   7:5         8:1543      9:1        11:172      12:1708     13:298    
  14:2371     15:192      16:45       17:385      18:160      20:191    
  21:4        22:188      23:5666     24:2302     25:6        27:2645   
  29:19       31:2420     32:93       34:1        35:73       36:1752   
  37:4416     38:2831     39:700      40:153      41:3954     42:1093   
  43:2195     44:303      45:16035    46:4114     47:343      49:1676   
  50:2168     51:99       52:1417     54:364      55:736      56:8      
  57:59       58:1857     59:1186     60:965      61:2251     62:2490   
  63:1953     64:5519     65:2317     66:4859     67:2996     68:1193   
  69:4164     70:1342     71:649      72:3048     74:2663     75:1387   
  76:591      77:2187     78:3479     79:3114     80:1979     81:1701   
  82:1498     83:1211     84:1368     85:3526     86:711      87:1964   
  88:2408     89:3302     90:523      91:7627     92:2003     93:2593   
  94:3507     95:4523     96:1307     97:349      98:991      99:737    
 100:75      101:1047    102:2078    103:29056   104:4362    105:462    
 106:858     107:2530    108:838     109:4213    110:2036    111:3245   
 112:2027    113:1506    114:1498    115:2146    116:1882    117:2521   
 118:2339    119:1876    120:1659    121:1101    122:2559    123:2147   
 124:1543    125:2139    128:1256    129:1103    130:971     131:2061   
 132:805     133:372     134:1918    135:288     136:889     137:1001   
 138:2465    139:1508    140:863     141:1405    142:1302    143:1460   
 144:1206    145:344     146:1826    147:1481    148:2251    149:1727   
 150:853     151:1080    152:1854    153:535     154:3541    155:1423   
 156:1850    157:1226    158:1040    159:2127    160:2476    161:1281   
 162:3466    163:1261    164:1641    165:1616    166:714     167:1738   
 168:3805    169:839     170:4498    171:831     172:3150    173:3094   
 174:1025    175:1128    176:3528    177:4654    178:3494    179:2018   
 180:2343    181:2976    182:3209    183:1956    184:2387    185:19488  
 186:4355    187:3695    188:3858    189:3211    190:8967    191:1330   
 192:11019   193:8604    194:7000    195:4983    196:2986    197:2409   
 198:6029    199:6045    200:7475    201:5708    202:10490   203:10234  
 204:4543    205:3444    206:3767    207:3393    208:4053    209:4677   
 210:4322    211:2452    212:4046    213:3441    214:1159    215:67     
 216:6465    217:2663    218:1271    219:549     220:2030    221:983    
 222:847     223:2114   

End of report


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