[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 22 21:13:25 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Fri 22 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:                              896702
    Prefixes after maximum aggregation (per Origin AS):          336127
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      430409
    Number of IPv4 prefixes with a valid ROA:                    322252
    Number of IPv4 prefixes with an invalid ROA:                   3269
    Number of IPv4 prefixes with no ROA:                         571181
Total ASes present in the Internet Routing Table:                 73032
    Prefixes per ASN:                                             12.28
Origin-only ASes present in the Internet Routing Table:           62732
Origin ASes announcing only one prefix:                           25714
Transit ASes present in the Internet Routing Table:               10300
Transit-only ASes present in the Internet Routing Table:            366
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:               889
    Number of instances of unregistered ASNs:                       898
Number of 32-bit ASNs allocated by the RIRs:                      39170
Number of 32-bit ASNs visible in the Routing Table:               32537
Prefixes from 32-bit ASNs in the Routing Table:                  153888
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:            505
Number of addresses announced to Internet:                   3067115776
    Equivalent to 182 /8s, 208 /16s and 121 /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:      302297

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

Prefixes being announced by APNIC Region ASes:                   236341
    Total APNIC prefixes after maximum aggregation:               66324
    APNIC Deaggregation factor:                                    3.56
Prefixes being announced from the APNIC address blocks:          231255
    Unique aggregates announced from the APNIC address blocks:    94572
APNIC Region origin ASes present in the Internet Routing Table:   12564
    APNIC Prefixes per ASN:                                       18.41
APNIC Region origin ASes announcing only one prefix:               3558
APNIC Region transit ASes present in the Internet Routing Table:   1728
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:   7782
Number of APNIC addresses announced to Internet:              773780224
    Equivalent to 46 /8s, 30 /16s and 243 /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:                    261231
    Total ARIN prefixes after maximum aggregation:               119877
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           261224
    Unique aggregates announced from the ARIN address blocks:    124510
ARIN Region origin ASes present in the Internet Routing Table:    19008
    ARIN Prefixes per ASN:                                        13.74
ARIN Region origin ASes announcing only one prefix:                6906
ARIN Region transit ASes present in the Internet Routing Table:    1929
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                          38
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4457
Number of ARIN addresses announced to Internet:              1295388160
    Equivalent to 77 /8s, 54 /16s and 14 /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:                    255505
    Total RIPE prefixes after maximum aggregation:               116149
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           252879
    Unique aggregates announced from the RIPE address blocks:    150645
RIPE Region origin ASes present in the Internet Routing Table:    28134
    RIPE Prefixes per ASN:                                         8.99
RIPE Region origin ASes announcing only one prefix:               12037
RIPE Region transit ASes present in the Internet Routing Table:    3938
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:   10703
Number of RIPE addresses announced to Internet:               713814528
    Equivalent to 42 /8s, 139 /16s and 242 /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:                  114873
    Total LACNIC prefixes after maximum aggregation:              27607
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         114751
    Unique aggregates announced from the LACNIC address blocks:   48474
LACNIC Region origin ASes present in the Internet Routing Table:  10944
    LACNIC Prefixes per ASN:                                      10.49
LACNIC Region origin ASes announcing only one prefix:              2647
LACNIC Region transit ASes present in the Internet Routing Table:  2196
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:  8637
Number of LACNIC addresses announced to Internet:             176406528
    Equivalent to 10 /8s, 131 /16s and 192 /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:                  27863
    Total AfriNIC prefixes after maximum aggregation:              5483
    AfriNIC Deaggregation factor:                                  5.08
Prefixes being announced from the AfriNIC address blocks:         36087
    Unique aggregates announced from the AfriNIC address blocks:  11770
AfriNIC Region origin ASes present in the Internet Routing Table:  1628
    AfriNIC Prefixes per ASN:                                     22.17
AfriNIC Region origin ASes announcing only one prefix:              566
AfriNIC Region transit ASes present in the Internet Routing Table:  336
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:  958
Number of AfriNIC addresses announced to Internet:            107440384
    Equivalent to 6 /8s, 103 /16s and 105 /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        9135       8879      35  CHINAMOBILE-CN China Mobile Communicati
  7545        5907        788     692  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4674       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        3427       1880      56  VNPT-AS-VN VNPT Corp, VN
  9498        2397        491     238  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2255      11119     596  KIXS-AS-KR Korea Telecom, KR
 45090        2169       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2118        429     197  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        6220      10267    2700  AMAZON-02, US
 11492        4474        297     690  CABLEONE, US
 22773        3952       3099     373  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3900        264      31  VIASAT-SP-BACKBONE, US
 16625        3619       1852    2554  AKAMAI-AS, US
  6327        3430       1318      61  SHAW, CA
   749        2882      50780    2138  DNIC-AS-00749, US
 30036        2618        374     124  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2521       4962     423  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2256       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        6928       1692      17  TTNET, TR
 12479        6790       1730     150  UNI2-AS, ES
  8551        4010        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3934       3192     559  AKAMAI-ASN1, NL
 39891        3819        220      34  ALJAWWALSTC-AS, SA
 12389        2924       2273     907  ROSTELECOM-AS, RU
  6849        2907        355      21  UKRTELNET, UA
  9009        2474        247    1285  M247, GB
 34984        2238        357     632  TELLCOM-AS, TR
 58224        1803        931     602  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       10590       3392     559  Uninet S.A. de C.V., MX
 10620        3470        518     743  Telmex Colombia S.A., CO
 11830        2433        369      63  Instituto Costarricense de Electricidad
 13999        1756        296     473  Mega Cable, S.A. de C.V., MX
  6503        1454        355     525  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        1085        369      21  Telefonica del Peru S.A.A., PE
 11664        1023        191     447  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        1656        393      21  LINKdotNET-AS, EG
 24835        1473        523      33  RAYA-AS, EG
 36992        1314       1519     263  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         907         65      59  ORANGE-COTE-IVOIRE, CI
 36935         773        520      42  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         514         51      32  WANANCHI-, KE
 37342         468         32       1  MOVITEL, MZ
 23889         424        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       10590       3392     559  Uninet S.A. de C.V., MX
  9808        9135       8879      35  CHINAMOBILE-CN China Mobile Communicati
  9121        6928       1692      17  TTNET, TR
 12479        6790       1730     150  UNI2-AS, ES
 16509        6220      10267    2700  AMAZON-02, US
  7545        5907        788     692  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4674       4192      75  ERX-CERNET-BKB China Education and Rese
 11492        4474        297     690  CABLEONE, US
  8551        4010        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3952       3099     373  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        9135         9100  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6928         6911  TTNET, TR
 12479        6790         6640  UNI2-AS, ES
  7545        5907         5215  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4674         4599  ERX-CERNET-BKB China Education and Research Net
  8551        4010         3971  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3900         3869  VIASAT-SP-BACKBONE, US
 39891        3819         3785  ALJAWWALSTC-AS, SA
 11492        4474         3784  CABLEONE, US
 22773        3952         3579  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
23.131.185.0/24      Origin:       174  COGENT-174, US
23.131.185.0/24     Transit:      6461  ZAYO-6461, US
23.135.82.0/24       Origin:    206203  ASHNET-AS, US
23.135.82.0/24      Transit:     20473  AS-CHOOPA, US
23.135.104.0/24      Origin:      3257  GTT-BACKBONE GTT, US
23.135.104.0/24     Transit:      4637  ASN-TELSTRA-GLOBAL Telstra Global, HK
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 

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     
/13:592     /14:1206    /15:2094    /16:13542   /17:8275    /18:13936   
/19:25234   /20:43889   /21:52241   /22:108526  /23:96095   /24:530594  
/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        6046        6928  TTNET, TR
 12479        5772        6790  UNI2-AS, ES
  8151        4246       10590  Uninet S.A. de C.V., MX
  8551        3476        4010  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3380        4474  CABLEONE, US
  6327        3243        3430  SHAW, CA
 39891        3131        3819  ALJAWWALSTC-AS, SA
  7155        2990        3900  VIASAT-SP-BACKBONE, US
 22773        2943        3952  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)
----------------------------------------------

   1:1928      2:1038      3:154       4:7         5:3781      6:103    
   7:5         8:1541      9:1        11:172      12:1709     13:299    
  14:2368     15:192      16:45       17:381      18:155      20:194    
  21:4        22:188      23:5639     24:2300     25:6        27:2650   
  29:19       31:2419     32:93       34:1        35:73       36:1750   
  37:4418     38:2813     39:700      40:153      41:3947     42:1094   
  43:2212     44:289      45:16030    46:4110     47:336      49:1674   
  50:1941     51:101      52:1418     54:363      55:716      56:8      
  57:59       58:1851     59:1185     60:964      61:2261     62:2493   
  63:1953     64:5519     65:2296     66:4857     67:2997     68:1193   
  69:4140     70:1338     71:664      72:3049     74:2668     75:1387   
  76:589      77:2180     78:3472     79:3113     80:1976     81:1702   
  82:1499     83:1209     84:1367     85:3519     86:707      87:1962   
  88:2399     89:3278     90:524      91:7632     92:2003     93:2596   
  94:3509     95:4536     96:1295     97:351      98:993      99:736    
 100:75      101:1058    102:2071    103:29021   104:4362    105:466    
 106:857     107:2517    108:837     109:4219    110:2068    111:3238   
 112:2029    113:1495    114:1498    115:2147    116:1881    117:2522   
 118:2338    119:1890    120:1654    121:1102    122:2556    123:2153   
 124:1538    125:2134    128:1247    129:1099    130:968     131:2058   
 132:804     133:373     134:1926    135:290     136:888     137:1006   
 138:2465    139:1512    140:867     141:1405    142:1297    143:1470   
 144:1210    145:344     146:1817    147:1499    148:2242    149:1732   
 150:866     151:1083    152:1855    153:535     154:3564    155:1427   
 156:1858    157:1225    158:1038    159:2129    160:2477    161:1326   
 162:3460    163:1261    164:1641    165:1621    166:709     167:1745   
 168:3808    169:839     170:4446    171:828     172:3150    173:3090   
 174:1023    175:1141    176:3525    177:4602    178:3507    179:2023   
 180:2337    181:2983    182:3197    183:1954    184:2390    185:19483  
 186:4380    187:3706    188:3861    189:3194    190:8983    191:1320   
 192:11021   193:8616    194:6992    195:4978    196:2984    197:2397   
 198:6028    199:6038    200:7500    201:5700    202:10478   203:10228  
 204:4556    205:3410    206:3772    207:3394    208:4069    209:4664   
 210:4313    211:2450    212:4031    213:3439    214:1161    215:67     
 216:6456    217:2661    218:1273    219:550     220:2030    221:984    
 222:847     223:2113   

End of report


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