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

REN Routing Table Report cscora at frr.nsrc.org
Sat Feb 5 21:13:10 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Sat 05 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:                              889607
    Prefixes after maximum aggregation (per Origin AS):          333929
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      427229
    Number of IPv4 prefixes with a valid ROA:                    307488
    Number of IPv4 prefixes with an invalid ROA:                   2838
    Number of IPv4 prefixes with no ROA:                         579281
Total ASes present in the Internet Routing Table:                 72759
    Prefixes per ASN:                                             12.23
Origin-only ASes present in the Internet Routing Table:           62478
Origin ASes announcing only one prefix:                           25715
Transit ASes present in the Internet Routing Table:               10281
Transit-only ASes present in the Internet Routing Table:            370
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:               903
    Number of instances of unregistered ASNs:                       907
Number of 32-bit ASNs allocated by the RIRs:                      38510
Number of 32-bit ASNs visible in the Routing Table:               32053
Prefixes from 32-bit ASNs in the Routing Table:                  149831
Number of bogon 32-bit ASNs visible in the Routing Table:            43
Special use prefixes present in the Routing Table:                    4
Prefixes being announced from unallocated address space:            521
Number of addresses announced to Internet:                   3068756992
    Equivalent to 182 /8s, 233 /16s and 132 /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:      300087

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

Prefixes being announced by APNIC Region ASes:                   234600
    Total APNIC prefixes after maximum aggregation:               65501
    APNIC Deaggregation factor:                                    3.58
Prefixes being announced from the APNIC address blocks:          229447
    Unique aggregates announced from the APNIC address blocks:    94002
APNIC Region origin ASes present in the Internet Routing Table:   12335
    APNIC Prefixes per ASN:                                       18.60
APNIC Region origin ASes announcing only one prefix:               3516
APNIC Region transit ASes present in the Internet Routing Table:   1715
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:   7543
Number of APNIC addresses announced to Internet:              774324224
    Equivalent to 46 /8s, 39 /16s and 64 /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:                    258179
    Total ARIN prefixes after maximum aggregation:               118703
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           258203
    Unique aggregates announced from the ARIN address blocks:    123286
ARIN Region origin ASes present in the Internet Routing Table:    18956
    ARIN Prefixes per ASN:                                        13.62
ARIN Region origin ASes announcing only one prefix:                6872
ARIN Region transit ASes present in the Internet Routing Table:    1929
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:    4322
Number of ARIN addresses announced to Internet:              1295941376
    Equivalent to 77 /8s, 62 /16s and 127 /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:                    253499
    Total RIPE prefixes after maximum aggregation:               116383
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           249896
    Unique aggregates announced from the RIPE address blocks:    148926
RIPE Region origin ASes present in the Internet Routing Table:    28183
    RIPE Prefixes per ASN:                                         8.87
RIPE Region origin ASes announcing only one prefix:               12125
RIPE Region transit ASes present in the Internet Routing Table:    3944
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10639
Number of RIPE addresses announced to Internet:               713343488
    Equivalent to 42 /8s, 132 /16s and 194 /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:                  114691
    Total LACNIC prefixes after maximum aggregation:              27307
    LACNIC Deaggregation factor:                                   4.20
Prefixes being announced from the LACNIC address blocks:         115409
    Unique aggregates announced from the LACNIC address blocks:   48604
LACNIC Region origin ASes present in the Internet Routing Table:  10943
    LACNIC Prefixes per ASN:                                      10.55
LACNIC Region origin ASes announcing only one prefix:              2654
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:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8627
Number of LACNIC addresses announced to Internet:             176637696
    Equivalent to 10 /8s, 135 /16s and 71 /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:                  27735
    Total AfriNIC prefixes after maximum aggregation:              5367
    AfriNIC Deaggregation factor:                                  5.17
Prefixes being announced from the AfriNIC address blocks:         36130
    Unique aggregates announced from the AfriNIC address blocks:  11949
AfriNIC Region origin ASes present in the Internet Routing Table:  1588
    AfriNIC Prefixes per ASN:                                     22.75
AfriNIC Region origin ASes announcing only one prefix:              548
AfriNIC Region transit ASes present in the Internet Routing Table:  319
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:  922
Number of AfriNIC addresses announced to Internet:            108183552
    Equivalent to 6 /8s, 114 /16s and 192 /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        9045       8881      37  CHINAMOBILE-CN China Mobile Communicati
  7545        5861        787     687  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4644       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3605       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3491       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3434       1880      57  VNPT-AS-VN VNPT Corp, VN
  9498        2314        475     234  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2285      11117     603  KIXS-AS-KR Korea Telecom, KR
 45090        2185       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2117        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        6224      10151    2661  AMAZON-02, US
 11492        4517        299     788  CABLEONE, US
 22773        3969       3032     369  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3903        264      30  VIASAT-SP-BACKBONE, US
 16625        3661       1887    2564  AKAMAI-AS, US
  6327        3365       1318      62  SHAW, CA
   749        2887      50780    2143  DNIC-AS-00749, US
 30036        2611        374     136  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2522       4962     428  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2251       3035     509  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        6881       1692      17  TTNET, TR
 12479        6811       1720     154  UNI2-AS, ES
  8551        4006        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3877       3194     541  AKAMAI-ASN1, NL
 39891        3274        188      25  ALJAWWALSTC-AS, SA
 12389        2928       2274     905  ROSTELECOM-AS, RU
  9009        2475        250    1286  M247, GB
 34984        2220        357     603  TELLCOM-AS, TR
 58224        1790        929     583  TCI, IR
 47331        1754        278    1332  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       10614       3434     566  Uninet S.A. de C.V., MX
 10620        3454        518     721  Telmex Colombia S.A., CO
 11830        2460        369      62  Instituto Costarricense de Electricidad
 13999        1663        284     469  Mega Cable, S.A. de C.V., MX
  6503        1442        355     525  Axtel, S.A.B. de C.V., MX
 28573        1390       2331     247  CLARO S.A., BR
  3816        1248        659     145  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1137       2350     139  TIM SA, BR
  6147        1095        369      21  Telefonica del Peru S.A.A., PE
 11664        1001        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        1602        393      21  LINKdotNET-AS, EG
 24835        1546        515      32  RAYA-AS, EG
 36992        1299       1518     262  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         895         63      57  ORANGE-COTE-IVOIRE, CI
 36935         735        521      39  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         518         50      33  WANANCHI-, KE
 37342         460         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       10614       3434     566  Uninet S.A. de C.V., MX
  9808        9045       8881      37  CHINAMOBILE-CN China Mobile Communicati
  9121        6881       1692      17  TTNET, TR
 12479        6811       1720     154  UNI2-AS, ES
 16509        6224      10151    2661  AMAZON-02, US
  7545        5861        787     687  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4644       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4517        299     788  CABLEONE, US
  8551        4006        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3969       3032     369  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        9045         9008  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6881         6864  TTNET, TR
 12479        6811         6657  UNI2-AS, ES
  7545        5861         5174  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4644         4571  ERX-CERNET-BKB China Education and Research Net
  8551        4006         3967  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3903         3873  VIASAT-SP-BACKBONE, US
 11492        4517         3729  CABLEONE, US
 22773        3969         3600  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3605         3586  VIETEL-AS-AP Viettel Group, VN

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
     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
     17033  UNALLOCATED  8.48.225.0/24             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     /14:1203    /15:2067    /16:13591   /17:8365    /18:13910   
/19:25185   /20:43515   /21:52225   /22:108307  /23:95724   /24:524449  
/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        6015        6881  TTNET, TR
 12479        5769        6811  UNI2-AS, ES
  8151        4341       10614  Uninet S.A. de C.V., MX
  8551        3470        4006  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3441        4517  CABLEONE, US
  6327        3177        3365  SHAW, CA
  7155        2993        3903  VIASAT-SP-BACKBONE, US
 22773        2957        3969  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2810        3274  ALJAWWALSTC-AS, SA
 30036        2266        2611  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1904      2:1004      3:153       4:7         5:3734      6:103    
   7:5         8:1525      9:1        11:172      12:1711     13:416    
  14:2373     15:155      16:39       17:370      18:139      20:165    
  21:4        22:188      23:5456     24:2327     25:6        27:2671   
  29:19       31:2411     32:95       34:1        35:55       36:1736   
  37:3939     38:2516     39:675      40:149      41:3924     42:1062   
  43:2115     44:294      45:16038    46:3848     47:313      49:1620   
  50:1904     51:106      52:1355     53:1        54:293      55:747    
  56:8        57:56       58:1816     59:1135     60:959      61:2273   
  62:2440     63:1942     64:5493     65:2303     66:4887     67:2957   
  68:1183     69:4159     70:1345     71:678      72:3059     74:2634   
  75:1516     76:716      77:2116     78:3807     79:3098     80:1944   
  81:1662     82:1447     83:1198     84:1317     85:3606     86:711    
  87:1963     88:2611     89:3156     90:506      91:7539     92:1880   
  93:2596     94:3253     95:4483     96:1304     97:345      98:991    
  99:864     100:76      101:1061    102:1980    103:28306   104:4111   
 105:462     106:845     107:2456    108:769     109:4186    110:2056   
 111:3208    112:1964    113:1486    114:1543    115:2135    116:1889   
 117:2509    118:2339    119:1870    120:1636    121:1057    122:2524   
 123:2155    124:1556    125:2104    128:1377    129:1195    130:921    
 131:2097    132:783     133:370     134:1931    135:289     136:862    
 137:1005    138:2482    139:1233    140:882     141:1348    142:1254   
 143:1434    144:1228    145:344     146:1759    147:1470    148:2248   
 149:1669    150:860     151:1077    152:1819    153:525     154:3689   
 155:1331    156:1857    157:1215    158:1010    159:2060    160:2401   
 161:1299    162:3434    163:1216    164:1690    165:1583    166:620    
 167:1719    168:3693    169:693     170:4314    171:821     172:3011   
 173:3051    174:1019    175:1128    176:3515    177:4581    178:3024   
 179:2030    180:2356    181:2911    182:3191    183:1918    184:2389   
 185:19267   186:4329    187:3613    188:3823    189:3193    190:8943   
 191:1328    192:11037   193:8532    194:6958    195:4980    196:2934   
 197:2362    198:5993    199:6000    200:7543    201:5693    202:10517  
 203:10220   204:4550    205:3381    206:3822    207:3379    208:4003   
 209:4618    210:4279    211:2452    212:3939    213:3380    214:1142   
 215:64      216:6364    217:2644    218:1236    219:577     220:2045   
 221:989     222:862     223:2144   

End of report


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