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

REN Routing Table Report cscora at frr.nsrc.org
Wed Feb 15 21:13:23 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Wed 15 Feb, 2023

  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:                              918355
    Prefixes after maximum aggregation (per Origin AS):          348042
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      446237
    Number of IPv4 prefixes with a valid ROA:                    381547
    Number of IPv4 prefixes with an invalid ROA:                   2878
    Number of IPv4 prefixes with no ROA:                         533930
Total ASes present in the Internet Routing Table:                 74088
    Prefixes per ASN:                                             12.40
Origin-only ASes present in the Internet Routing Table:           63633
Origin ASes announcing only one prefix:                           26100
Transit ASes present in the Internet Routing Table:               10455
Transit-only ASes present in the Internet Routing Table:            439
Paths with bogon ASNs present in the IPv4 Routing Table:             65
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      66
    Max AS path prepend of ASN ( 37447)                              64
Prefixes from unregistered ASNs in the Routing Table:              1090
    Number of instances of unregistered ASNs:                      1103
Number of 32-bit ASNs allocated by the RIRs:                      41177
Number of 32-bit ASNs visible in the Routing Table:               34148
Prefixes from 32-bit ASNs in the Routing Table:                  167280
Number of bogon 32-bit ASNs visible in the Routing Table:            60
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            608
Number of addresses announced to Internet:                   3062305536
    Equivalent to 182 /8s, 135 /16s and 19 /24s
    Percentage of available address space announced:               82.7
    Percentage of allocated address space announced:               82.7
    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:      311844

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

Prefixes being announced by APNIC Region ASes:                   238354
    Total APNIC prefixes after maximum aggregation:               68575
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          233259
    Unique aggregates announced from the APNIC address blocks:    97890
APNIC Region origin ASes present in the Internet Routing Table:   13281
    APNIC Prefixes per ASN:                                       17.56
APNIC Region origin ASes announcing only one prefix:               3844
APNIC Region transit ASes present in the Internet Routing Table:   1792
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8571
Number of APNIC addresses announced to Internet:              773281536
    Equivalent to 46 /8s, 23 /16s and 87 /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:                    267594
    Total ARIN prefixes after maximum aggregation:               121782
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           269589
    Unique aggregates announced from the ARIN address blocks:    130226
ARIN Region origin ASes present in the Internet Routing Table:    19065
    ARIN Prefixes per ASN:                                        14.14
ARIN Region origin ASes announcing only one prefix:                6994
ARIN Region transit ASes present in the Internet Routing Table:    1943
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:    4734
Number of ARIN addresses announced to Internet:              1285647360
    Equivalent to 76 /8s, 161 /16s and 108 /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:                    264857
    Total RIPE prefixes after maximum aggregation:               122737
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           261432
    Unique aggregates announced from the RIPE address blocks:    156647
RIPE Region origin ASes present in the Internet Routing Table:    28208
    RIPE Prefixes per ASN:                                         9.27
RIPE Region origin ASes announcing only one prefix:               12012
RIPE Region transit ASes present in the Internet Routing Table:    3902
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11003
Number of RIPE addresses announced to Internet:               718478592
    Equivalent to 42 /8s, 211 /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:                  117255
    Total LACNIC prefixes after maximum aggregation:              28413
    LACNIC Deaggregation factor:                                   4.13
Prefixes being announced from the LACNIC address blocks:         116477
    Unique aggregates announced from the LACNIC address blocks:   48940
LACNIC Region origin ASes present in the Internet Routing Table:  10965
    LACNIC Prefixes per ASN:                                      10.62
LACNIC Region origin ASes announcing only one prefix:              2650
LACNIC Region transit ASes present in the Internet Routing Table:  2275
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        30
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8773
Number of LACNIC addresses announced to Internet:             176445440
    Equivalent to 10 /8s, 132 /16s and 88 /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:                  29205
    Total AfriNIC prefixes after maximum aggregation:              5762
    AfriNIC Deaggregation factor:                                  5.07
Prefixes being announced from the AfriNIC address blocks:         36989
    Unique aggregates announced from the AfriNIC address blocks:  12079
AfriNIC Region origin ASes present in the Internet Routing Table:  1722
    AfriNIC Prefixes per ASN:                                     21.48
AfriNIC Region origin ASes announcing only one prefix:              600
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:                       66
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1067
Number of AfriNIC addresses announced to Internet:            108104192
    Equivalent to 6 /8s, 113 /16s and 138 /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        9442       8883      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5843        788     709  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3544       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3428       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3214       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2777        499     238  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2355        836     442  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2286      11250     586  KIXS-AS-KR Korea Telecom, KR
  4538        2197       4192      73  ERX-CERNET-BKB China Education and Rese
 45090        2184       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute

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        8000      10738    2847  AMAZON-02, US
 11492        4537        300     594  CABLEONE, US
  7155        3961        271      44  VIASAT-SP-BACKBONE, US
 22773        3659       3080     288  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3503       1320      63  SHAW, CA
 16625        3325       1679    2425  AKAMAI-AS, US
   749        3037      50571    2304  DNIC-AS-00749, US
  7018        2612      24129    1587  ATT-INTERNET4, US
396982        2604       3583     352  GOOGLE-CLOUD-PLATFORM, US
 30036        2550        365     377  MEDIACOM-ENTERPRISE-BUSINESS, 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        7070       1706     146  UNI2-AS, ES
  9121        6134       1692      17  TTNET, TR
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4040       3399     170  AKAMAI-ASN1, NL
  8551        3891        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2926       2292     910  ROSTELECOM-AS, RU
  9009        2651        253    1378  M247, RO
 47331        2340        352    1762  TTNET, TR
 34984        2265        359     609  TELLCOM-AS, TR
  6849        2250        339      19  UKRTELNET, 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       11127       3348     588  Uninet S.A. de C.V., MX
 10620        3477        507     863  Telmex Colombia S.A., CO
 11830        2262        369      64  Instituto Costarricense de Electricidad
 13999        2250        374     605  Mega Cable, S.A. de C.V., MX
 28573        1352       2328     263  Claro NXT Telecomunicacoes Ltda, BR
  6503        1298        339     518  Axtel, S.A.B. de C.V., MX
  3816        1292        746     156  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1149        370      22  Telefonica del Peru S.A.A., PE
 11664        1097        180     453  Techtel LMDS Comunicaciones Interactiva
 26615        1019       2498      45  TIM SA, BR

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
 24835        1542        533      30  RAYA-AS, EG
 24863        1501        393      21  LINKdotNET-AS, EG
 36992        1348       1517     277  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571         998         67      53  ORANGE-COTE-IVOIRE, CI
 36935         886        520      42  Vodafone-, EG
  6713         549       1861      34  IAM-AS, MA
 15399         506         52      40  WANANCHI-, KE
 24757         495         73       5  EthioNet-AS, ET
 37342         494         32       1  MOVITEL, MZ

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       11127       3348     588  Uninet S.A. de C.V., MX
  9808        9442       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        8000      10738    2847  AMAZON-02, US
 12479        7070       1706     146  UNI2-AS, ES
  9121        6134       1692      17  TTNET, TR
  7545        5843        788     709  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4537        300     594  CABLEONE, US
 20940        4040       3399     170  AKAMAI-ASN1, NL
  7155        3961        271      44  VIASAT-SP-BACKBONE, 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        9442         9394  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7070         6924  UNI2-AS, ES
  9121        6134         6117  TTNET, TR
 16509        8000         5153  AMAZON-02, US
  7545        5843         5134  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561         4503  ALJAWWALSTC-AS, SA
 11492        4537         3943  CABLEONE, US
  7155        3961         3917  VIASAT-SP-BACKBONE, US
 20940        4040         3870  AKAMAI-ASN1, NL
  8551        3891         3854  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

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
      3507  UNALLOCATED  5.105.166.0/24          213035  AS-SERVERION Serverion B.V.,
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     16641  UNALLOCATED  8.10.194.0/24             3356  LEVEL3, US
     16641  UNALLOCATED  8.10.210.0/24             3356  LEVEL3, US
     16641  UNALLOCATED  8.12.250.0/24             3356  LEVEL3, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
      1618  UNALLOCATED  8.21.143.0/24           136796  CL-JP-AS CORELINK JAPAN, JP

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.96.100.0/24           57681  ASN-MGTS-USPD2, RU
192.88.99.0/24             6939  HURRICANE, US

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
23.131.186.0/24      Origin:       174  COGENT-174, US
23.131.186.0/24     Transit:      6461  ZAYO-6461, US
23.131.187.0/24      Origin:       174  COGENT-174, US
23.131.187.0/24     Transit:      6461  ZAYO-6461, US
23.131.188.0/24      Origin:       174  COGENT-174, US
23.131.188.0/24     Transit:      6461  ZAYO-6461, US
23.136.112.0/24      Origin:     54835  UNASSIGNED
23.136.112.0/24     Transit:     21559  OSNET, PR

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      /10:39      /11:103     /12:299     
/13:580     /14:1201    /15:2076    /16:13486   /17:8274    /18:13809   
/19:25010   /20:43586   /21:52075   /22:110059  /23:98128   /24:549600  
/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        6129        7070  UNI2-AS, ES
  9121        5290        6134  TTNET, TR
  8151        5131       11127  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3452        4537  CABLEONE, US
  8551        3363        3891  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3311        3503  SHAW, CA
  7155        3037        3961  VIASAT-SP-BACKBONE, US
 22773        2708        3659  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2207        2550  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1632      2:1237      3:168       4:5         5:4326      6:114    
   7:5         8:1528      9:1        11:172      12:1587     13:392    
  14:2318     15:290      16:103      17:365      18:399      20:248    
  21:4        22:188      23:6079     24:2529     25:4        27:2587   
  29:19       31:2495     32:106      34:9        35:106      36:1900   
  37:4639     38:4161     39:838      40:154      41:4032     42:1066   
  43:2334     44:303      45:16413    46:4198     47:379      49:1733   
  50:1831     51:383      52:1574     54:398      55:870      56:8      
  57:91       58:1752     59:1178     60:990      61:2428     62:2641   
  63:1930     64:5681     65:2322     66:4931     67:3046     68:1349   
  69:4137     70:1252     71:668      72:2989     74:2602     75:1458   
  76:604      77:2402     78:3857     79:3177     80:2082     81:1851   
  82:1494     83:1240     84:1530     85:3711     86:757      87:1977   
  88:2801     89:3608     90:605      91:7673     92:2008     93:2599   
  94:3542     95:4864     96:1334     97:347      98:1161     99:744    
 100:76      101:1068    102:2606    103:31061   104:4585    105:478    
 106:845     107:2524    108:917     109:4398    110:2080    111:3287   
 112:2039    113:1485    114:1607    115:2078    116:1848    117:2547   
 118:2294    119:1943    120:1737    121:1084    122:2602    123:2175   
 124:1549    125:2383    128:1340    129:1063    130:998     131:2000   
 132:839     133:409     134:1910    135:314     136:864     137:1076   
 138:2570    139:1554    140:1188    141:1476    142:1423    143:1484   
 144:1210    145:351     146:1903    147:1563    148:2289    149:1903   
 150:873     151:1141    152:1958    153:560     154:3909    155:1417   
 156:1681    157:1297    158:1005    159:2268    160:2545    161:1419   
 162:3542    163:1539    164:1587    165:1676    166:849     167:1736   
 168:3840    169:923     170:4566    171:869     172:3518    173:2973   
 174:1027    175:1172    176:3736    177:4543    178:3574    179:2153   
 180:2428    181:3400    182:3246    183:1928    184:2341    185:20040  
 186:4654    187:3942    188:4111    189:3513    190:9106    191:1447   
 192:10956   193:8828    194:7249    195:5138    196:3057    197:2261   
 198:5962    199:6117    200:7738    201:5886    202:10575   203:10200  
 204:4609    205:3520    206:3907    207:3448    208:4084    209:4850   
 210:4376    211:2424    212:4112    213:3573    214:1096    215:55     
 216:6609    217:2639    218:1296    219:463     220:2019    221:973    
 222:740     223:2122   

End of report


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