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

REN Routing Table Report cscora at frr.nsrc.org
Wed May 25 21:13:37 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Wed 25 May, 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:                              891944
    Prefixes after maximum aggregation (per Origin AS):          337367
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      432709
    Number of IPv4 prefixes with a valid ROA:                    326891
    Number of IPv4 prefixes with an invalid ROA:                   3002
    Number of IPv4 prefixes with no ROA:                         562051
Total ASes present in the Internet Routing Table:                 73191
    Prefixes per ASN:                                             12.19
Origin-only ASes present in the Internet Routing Table:           62897
Origin ASes announcing only one prefix:                           25777
Transit ASes present in the Internet Routing Table:               10294
Transit-only ASes present in the Internet Routing Table:            364
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:               925
    Number of instances of unregistered ASNs:                       931
Number of 32-bit ASNs allocated by the RIRs:                      39460
Number of 32-bit ASNs visible in the Routing Table:               32723
Prefixes from 32-bit ASNs in the Routing Table:                  154510
Number of bogon 32-bit ASNs visible in the Routing Table:            40
Special use prefixes present in the Routing Table:                    4
Prefixes being announced from unallocated address space:            511
Number of addresses announced to Internet:                   3065534464
    Equivalent to 182 /8s, 184 /16s and 88 /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:      297769

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

Prefixes being announced by APNIC Region ASes:                   235928
    Total APNIC prefixes after maximum aggregation:               66557
    APNIC Deaggregation factor:                                    3.54
Prefixes being announced from the APNIC address blocks:          231176
    Unique aggregates announced from the APNIC address blocks:    94867
APNIC Region origin ASes present in the Internet Routing Table:   12658
    APNIC Prefixes per ASN:                                       18.26
APNIC Region origin ASes announcing only one prefix:               3611
APNIC Region transit ASes present in the Internet Routing Table:   1746
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         25
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7873
Number of APNIC addresses announced to Internet:              773696768
    Equivalent to 46 /8s, 29 /16s and 173 /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:                    262237
    Total ARIN prefixes after maximum aggregation:               120349
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           262075
    Unique aggregates announced from the ARIN address blocks:    125894
ARIN Region origin ASes present in the Internet Routing Table:    19047
    ARIN Prefixes per ASN:                                        13.76
ARIN Region origin ASes announcing only one prefix:                6924
ARIN Region transit ASes present in the Internet Routing Table:    1919
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4506
Number of ARIN addresses announced to Internet:              1293264896
    Equivalent to 77 /8s, 21 /16s and 168 /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:                    250158
    Total RIPE prefixes after maximum aggregation:               116715
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           247564
    Unique aggregates announced from the RIPE address blocks:    151135
RIPE Region origin ASes present in the Internet Routing Table:    28146
    RIPE Prefixes per ASN:                                         8.80
RIPE Region origin ASes announcing only one prefix:               12021
RIPE Region transit ASes present in the Internet Routing Table:    3927
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          30
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10714
Number of RIPE addresses announced to Internet:               714087680
    Equivalent to 42 /8s, 144 /16s and 29 /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:                  114853
    Total LACNIC prefixes after maximum aggregation:              27582
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         114669
    Unique aggregates announced from the LACNIC address blocks:   48627
LACNIC Region origin ASes present in the Internet Routing Table:  10959
    LACNIC Prefixes per ASN:                                      10.46
LACNIC Region origin ASes announcing only one prefix:              2659
LACNIC Region transit ASes present in the Internet Routing Table:  2193
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:  8668
Number of LACNIC addresses announced to Internet:             176507648
    Equivalent to 10 /8s, 133 /16s and 75 /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:                  27843
    Total AfriNIC prefixes after maximum aggregation:              5477
    AfriNIC Deaggregation factor:                                  5.08
Prefixes being announced from the AfriNIC address blocks:         35948
    Unique aggregates announced from the AfriNIC address blocks:  11759
AfriNIC Region origin ASes present in the Internet Routing Table:  1634
    AfriNIC Prefixes per ASN:                                     22.00
AfriNIC Region origin ASes announcing only one prefix:              562
AfriNIC Region transit ASes present in the Internet Routing Table:  338
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:  962
Number of AfriNIC addresses announced to Internet:            107684096
    Equivalent to 6 /8s, 107 /16s and 33 /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        9168       8879      35  CHINAMOBILE-CN China Mobile Communicati
  7545        5889        789     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4675       4192      75  ERX-CERNET-BKB China Education and Rese
  7552        3559       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3492       1039      53  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3424       1880      56  VNPT-AS-VN VNPT Corp, VN
  9498        2409        499     236  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2252      11119     596  KIXS-AS-KR Korea Telecom, KR
 45090        2169       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2123        438     204  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        6446      10355    2822  AMAZON-02, US
 11492        4514        299     658  CABLEONE, US
 22773        3959       3078     371  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3901        264      31  VIASAT-SP-BACKBONE, US
 16625        3528       1815    2526  AKAMAI-AS, US
  6327        3437       1319      63  SHAW, CA
   749        2868      50793    2126  DNIC-AS-00749, US
 30036        2622        373     167  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2460       4961     418  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2249       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
 12479        6821       1730     150  UNI2-AS, ES
  8551        3995        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3959       3190     557  AKAMAI-ASN1, NL
 39891        3819        220      34  ALJAWWALSTC-AS, SA
  6849        2927        355      21  UKRTELNET, UA
 12389        2922       2273     907  ROSTELECOM-AS, RU
  9009        2474        246    1279  M247, GB
 34984        2234        357     629  TELLCOM-AS, TR
 58224        1815        931     599  TCI, IR
 13188        1610        100      27  TRIOLAN, UA

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       10647       3402     558  Uninet S.A. de C.V., MX
 10620        3479        518     736  Telmex Colombia S.A., CO
 11830        2438        369      63  Instituto Costarricense de Electricidad
 13999        1830        300     470  Mega Cable, S.A. de C.V., MX
  6503        1447        355     527  Axtel, S.A.B. de C.V., MX
 28573        1356       2333     255  CLARO S.A., BR
  3816        1257        671     148  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1078        369      21  Telefonica del Peru S.A.A., PE
 11664        1026        192     444  Techtel LMDS Comunicaciones Interactiva
 11172         958        133      61  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        1657        393      21  LINKdotNET-AS, EG
 24835        1466        497      30  RAYA-AS, EG
 36992        1313       1519     263  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         956         65      64  ORANGE-COTE-IVOIRE, CI
 36935         675        520      42  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         518         51      37  WANANCHI-, KE
 37342         464         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       10647       3402     558  Uninet S.A. de C.V., MX
  9808        9168       8879      35  CHINAMOBILE-CN China Mobile Communicati
 12479        6821       1730     150  UNI2-AS, ES
 16509        6446      10355    2822  AMAZON-02, US
  7545        5889        789     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4675       4192      75  ERX-CERNET-BKB China Education and Rese
 11492        4514        299     658  CABLEONE, US
  8551        3995        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3959       3190     557  AKAMAI-ASN1, NL
 22773        3959       3078     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        9168         9133  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6821         6671  UNI2-AS, ES
  7545        5889         5198  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4675         4600  ERX-CERNET-BKB China Education and Research Net
  8551        3995         3956  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3901         3870  VIASAT-SP-BACKBONE, US
 11492        4514         3856  CABLEONE, US
 39891        3819         3785  ALJAWWALSTC-AS, SA
 16509        6446         3624  AMAZON-02, US
 22773        3959         3588  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
23.129.40.0/24       Origin:      6461  ZAYO-6461, US
23.129.40.0/24      Transit:      7575  AARNET-AS-AP Australian Academic and Res
23.129.56.0/24       Origin:      6461  ZAYO-6461, US
23.129.56.0/24      Transit:      7575  AARNET-AS-AP Australian Academic and Res
23.129.136.0/24      Origin:      6461  ZAYO-6461, US
23.129.136.0/24     Transit:      7575  AARNET-AS-AP Australian Academic and Res
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.166.208.0/24      Origin:    398906  LUFTCLOUD-ASN-01, US
23.166.208.0/24     Transit:    132132  REPUBLICTELECOM-SG MyRepublic Ltd., SG

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     
/13:590     /14:1206    /15:2095    /16:13551   /17:8315    /18:13897   
/19:25171   /20:44039   /21:51622   /22:107925  /23:95501   /24:527554  
/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
 12479        5794        6821  UNI2-AS, ES
  8151        4367       10647  Uninet S.A. de C.V., MX
  8551        3461        3995  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3417        4514  CABLEONE, US
  6327        3249        3437  SHAW, CA
 39891        3131        3819  ALJAWWALSTC-AS, SA
  7155        2991        3901  VIASAT-SP-BACKBONE, US
 22773        2948        3959  ASN-CXA-ALL-CCI-22773-RDC, US
  6849        2778        2927  UKRTELNET, UA
 30036        2279        2622  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1913      2:1024      3:154       4:6         5:3791      6:104    
   7:5         8:1542      9:1        11:173      12:1708     13:288    
  14:2371     15:201      16:42       17:381      18:161      20:212    
  21:4        22:188      23:5659     24:2332     25:6        27:2657   
  29:19       31:2427     32:92       34:4        35:80       36:1770   
  37:4433     38:2872     39:704      40:152      41:3974     42:1099   
  43:2188     44:292      45:16076    46:4127     47:325      49:1675   
  50:2169     51:108      52:1431     54:370      55:757      56:8      
  57:60       58:1851     59:1177     60:955      61:2250     62:2534   
  63:1942     64:5555     65:2333     66:4864     67:3001     68:1194   
  69:4166     70:1334     71:691      72:3056     74:2657     75:1393   
  76:580      77:2159     78:1850     79:3114     80:1995     81:1619   
  82:1498     83:1204     84:1367     85:2930     86:709      87:1961   
  88:1125     89:3283     90:534      91:7639     92:2020     93:2596   
  94:3481     95:3851     96:1309     97:349      98:999      99:737    
 100:76      101:1049    102:2081    103:29144   104:4404    105:465    
 106:872     107:2520    108:833     109:4267    110:2040    111:3243   
 112:2027    113:1502    114:1496    115:2150    116:1898    117:2515   
 118:2318    119:1878    120:1662    121:1104    122:2559    123:2138   
 124:1536    125:2143    128:1261    129:1097    130:981     131:2056   
 132:808     133:378     134:1908    135:290     136:886     137:1005   
 138:2444    139:1512    140:865     141:1415    142:1291    143:1434   
 144:1205    145:347     146:1825    147:1496    148:2250    149:1734   
 150:857     151:1078    152:1854    153:536     154:3439    155:1424   
 156:1846    157:1233    158:1048    159:2209    160:2534    161:1283   
 162:3462    163:1279    164:1665    165:1622    166:726     167:1745   
 168:3770    169:826     170:4474    171:828     172:3185    173:3135   
 174:1024    175:1130    176:3588    177:4614    178:3548    179:2052   
 180:2349    181:2999    182:3206    183:1955    184:2376    185:19531  
 186:4293    187:3758    188:3878    189:3265    190:8976    191:1305   
 192:11014   193:8627    194:7018    195:4972    196:2960    197:2376   
 198:5992    199:6051    200:7565    201:5734    202:10489   203:10240  
 204:4537    205:3434    206:3766    207:3381    208:4025    209:4673   
 210:4359    211:2461    212:4026    213:3432    214:1155    215:67     
 216:6485    217:2666    218:1286    219:549     220:1952    221:983    
 222:847     223:2122   

End of report


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