[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 18 21:13:19 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Sat 18 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:                              918207
    Prefixes after maximum aggregation (per Origin AS):          348132
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      446154
    Number of IPv4 prefixes with a valid ROA:                    382014
    Number of IPv4 prefixes with an invalid ROA:                   2506
    Number of IPv4 prefixes with no ROA:                         533687
Total ASes present in the Internet Routing Table:                 74107
    Prefixes per ASN:                                             12.39
Origin-only ASes present in the Internet Routing Table:           63675
Origin ASes announcing only one prefix:                           26085
Transit ASes present in the Internet Routing Table:               10432
Transit-only ASes present in the Internet Routing Table:            442
Paths with bogon ASNs present in the IPv4 Routing Table:             64
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:              1079
    Number of instances of unregistered ASNs:                      1093
Number of 32-bit ASNs allocated by the RIRs:                      41215
Number of 32-bit ASNs visible in the Routing Table:               34160
Prefixes from 32-bit ASNs in the Routing Table:                  167381
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:            579
Number of addresses announced to Internet:                   3062216192
    Equivalent to 182 /8s, 133 /16s and 182 /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:      311954

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

Prefixes being announced by APNIC Region ASes:                   238390
    Total APNIC prefixes after maximum aggregation:               68586
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          233330
    Unique aggregates announced from the APNIC address blocks:    97840
APNIC Region origin ASes present in the Internet Routing Table:   13282
    APNIC Prefixes per ASN:                                       17.57
APNIC Region origin ASes announcing only one prefix:               3853
APNIC Region transit ASes present in the Internet Routing Table:   1790
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:   8573
Number of APNIC addresses announced to Internet:              773223168
    Equivalent to 46 /8s, 22 /16s and 115 /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:                    267420
    Total ARIN prefixes after maximum aggregation:               121732
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           269402
    Unique aggregates announced from the ARIN address blocks:    130220
ARIN Region origin ASes present in the Internet Routing Table:    19060
    ARIN Prefixes per ASN:                                        14.13
ARIN Region origin ASes announcing only one prefix:                6970
ARIN Region transit ASes present in the Internet Routing Table:    1935
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:              1285666816
    Equivalent to 76 /8s, 161 /16s and 184 /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:                    264840
    Total RIPE prefixes after maximum aggregation:               122852
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           261357
    Unique aggregates announced from the RIPE address blocks:    156645
RIPE Region origin ASes present in the Internet Routing Table:    28230
    RIPE Prefixes per ASN:                                         9.26
RIPE Region origin ASes announcing only one prefix:               12026
RIPE Region transit ASes present in the Internet Routing Table:    3903
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:   11018
Number of RIPE addresses announced to Internet:               718497536
    Equivalent to 42 /8s, 211 /16s and 103 /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:                  117230
    Total LACNIC prefixes after maximum aggregation:              28440
    LACNIC Deaggregation factor:                                   4.12
Prefixes being announced from the LACNIC address blocks:         116488
    Unique aggregates announced from the LACNIC address blocks:   48900
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:              2643
LACNIC Region transit ASes present in the Internet Routing Table:  2265
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:  8772
Number of LACNIC addresses announced to Internet:             176458240
    Equivalent to 10 /8s, 132 /16s and 138 /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:                  29248
    Total AfriNIC prefixes after maximum aggregation:              5737
    AfriNIC Deaggregation factor:                                  5.10
Prefixes being announced from the AfriNIC address blocks:         37050
    Unique aggregates announced from the AfriNIC address blocks:  12098
AfriNIC Region origin ASes present in the Internet Routing Table:  1718
    AfriNIC Prefixes per ASN:                                     21.57
AfriNIC Region origin ASes announcing only one prefix:              593
AfriNIC Region transit ASes present in the Internet Routing Table:  334
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: 1063
Number of AfriNIC addresses announced to Internet:            108020480
    Equivalent to 6 /8s, 112 /16s and 67 /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        9447       8883      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5837        788     708  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3544       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3430       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3351       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2778        499     238  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2356        836     443  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2298      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        7955      10729    2876  AMAZON-02, US
 11492        4535        300     597  CABLEONE, US
  7155        3962        279      45  VIASAT-SP-BACKBONE, US
 22773        3658       3080     288  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3503       1320      63  SHAW, CA
 16625        3311       1670    2417  AKAMAI-AS, US
   749        3036      50571    2303  DNIC-AS-00749, US
396982        2605       3583     352  GOOGLE-CLOUD-PLATFORM, US
  7018        2603      24143    1581  ATT-INTERNET4, US
 30036        2555        366     365  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        7076       1706     146  UNI2-AS, ES
  9121        5976       1692      17  TTNET, TR
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4036       3399     167  AKAMAI-ASN1, NL
  8551        3893        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2927       2292     911  ROSTELECOM-AS, RU
  9009        2665        254    1384  M247, RO
 47331        2375        355    1786  TTNET, TR
 34984        2265        359     609  TELLCOM-AS, TR
  6849        2256        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       11072       3347     585  Uninet S.A. de C.V., MX
 10620        3476        507     862  Telmex Colombia S.A., CO
 11830        2259        369      64  Instituto Costarricense de Electricidad
 13999        2255        374     604  Mega Cable, S.A. de C.V., MX
 28573        1347       2328     261  Claro NXT Telecomunicacoes Ltda, BR
  6503        1297        339     518  Axtel, S.A.B. de C.V., MX
  3816        1292        746     156  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1151        370      22  Telefonica del Peru S.A.A., PE
 11664        1099        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        1492        393      19  LINKdotNET-AS, EG
 36992        1348       1517     277  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1000         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         497         73       5  EthioNet-AS, ET
 37342         493         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       11072       3347     585  Uninet S.A. de C.V., MX
  9808        9447       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        7955      10729    2876  AMAZON-02, US
 12479        7076       1706     146  UNI2-AS, ES
  9121        5976       1692      17  TTNET, TR
  7545        5837        788     708  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4535        300     597  CABLEONE, US
 20940        4036       3399     167  AKAMAI-ASN1, NL
  7155        3962        279      45  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        9447         9399  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7076         6930  UNI2-AS, ES
  9121        5976         5959  TTNET, TR
  7545        5837         5129  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7955         5079  AMAZON-02, US
 39891        4561         4503  ALJAWWALSTC-AS, SA
 11492        4535         3938  CABLEONE, US
  7155        3962         3917  VIASAT-SP-BACKBONE, US
 20940        4036         3869  AKAMAI-ASN1, NL
  8551        3893         3856  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    /15:2075    /16:13477   /17:8271    /18:13808   
/19:25029   /20:43671   /21:52019   /22:110084  /23:98102   /24:549419  
/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        6136        7076  UNI2-AS, ES
  9121        5135        5976  TTNET, TR
  8151        5114       11072  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3451        4535  CABLEONE, US
  8551        3365        3893  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3311        3503  SHAW, CA
  7155        3037        3962  VIASAT-SP-BACKBONE, US
 22773        2707        3658  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2212        2555  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1654      2:1244      3:168       4:5         5:4333      6:115    
   7:5         8:1526      9:1        11:172      12:1586     13:382    
  14:2334     15:293      16:103      17:365      18:396      20:249    
  21:4        22:188      23:6075     24:2530     25:4        27:2590   
  29:19       31:2496     32:107      34:9        35:106      36:1904   
  37:4640     38:4166     39:840      40:153      41:4033     42:1069   
  43:2322     44:301      45:16386    46:4201     47:382      49:1729   
  50:1833     51:383      52:1577     54:396      55:869      56:8      
  57:91       58:1752     59:1175     60:989      61:2429     62:2619   
  63:1932     64:5684     65:2318     66:4932     67:3044     68:1349   
  69:4151     70:1264     71:667      72:2989     74:2597     75:1458   
  76:601      77:2409     78:3814     79:3173     80:2081     81:1856   
  82:1494     83:1246     84:1527     85:3699     86:753      87:1972   
  88:2774     89:3619     90:609      91:7669     92:2011     93:2595   
  94:3527     95:4854     96:1335     97:346      98:1161     99:744    
 100:76      101:1065    102:2616    103:30992   104:4581    105:485    
 106:828     107:2527    108:918     109:4397    110:2078    111:3257   
 112:2041    113:1503    114:1606    115:2070    116:1850    117:2549   
 118:2296    119:1941    120:1735    121:1078    122:2603    123:2173   
 124:1549    125:2383    128:1341    129:1068    130:1002    131:1995   
 132:841     133:411     134:1911    135:294     136:863     137:1075   
 138:2568    139:1552    140:1185    141:1474    142:1425    143:1485   
 144:1212    145:349     146:1901    147:1562    148:2291    149:1903   
 150:874     151:1143    152:1817    153:560     154:3927    155:1418   
 156:1689    157:1299    158:1006    159:2268    160:2537    161:1458   
 162:3562    163:1546    164:1596    165:1690    166:855     167:1740   
 168:3839    169:924     170:4553    171:869     172:3508    173:2975   
 174:1032    175:1168    176:3736    177:4555    178:3579    179:2153   
 180:2427    181:3403    182:3249    183:1930    184:2342    185:20044  
 186:4659    187:3935    188:4124    189:3508    190:9125    191:1447   
 192:10947   193:8831    194:7252    195:5121    196:3053    197:2411   
 198:5949    199:6115    200:7743    201:5875    202:10551   203:10224  
 204:4610    205:3508    206:3855    207:3445    208:4084    209:4816   
 210:4378    211:2425    212:4126    213:3564    214:1079    215:55     
 216:6611    217:2641    218:1297    219:463     220:2019    221:976    
 222:740     223:2121   

End of report


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