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

REN Routing Table Report cscora at frr.nsrc.org
Thu Feb 23 21:13:22 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Thu 23 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:                              911366
    Prefixes after maximum aggregation (per Origin AS):          346649
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      446367
    Number of IPv4 prefixes with a valid ROA:                    375079
    Number of IPv4 prefixes with an invalid ROA:                   2609
    Number of IPv4 prefixes with no ROA:                         533678
Total ASes present in the Internet Routing Table:                 74160
    Prefixes per ASN:                                             12.29
Origin-only ASes present in the Internet Routing Table:           63720
Origin ASes announcing only one prefix:                           26111
Transit ASes present in the Internet Routing Table:               10440
Transit-only ASes present in the Internet Routing Table:            448
Paths with bogon ASNs present in the IPv4 Routing Table:             68
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:              1081
    Number of instances of unregistered ASNs:                      1091
Number of 32-bit ASNs allocated by the RIRs:                      41252
Number of 32-bit ASNs visible in the Routing Table:               34224
Prefixes from 32-bit ASNs in the Routing Table:                  167626
Number of bogon 32-bit ASNs visible in the Routing Table:            52
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            579
Number of addresses announced to Internet:                   3063286272
    Equivalent to 182 /8s, 150 /16s and 10 /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:      305125

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

Prefixes being announced by APNIC Region ASes:                   238751
    Total APNIC prefixes after maximum aggregation:               68554
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          233443
    Unique aggregates announced from the APNIC address blocks:    97886
APNIC Region origin ASes present in the Internet Routing Table:   13305
    APNIC Prefixes per ASN:                                       17.55
APNIC Region origin ASes announcing only one prefix:               3865
APNIC Region transit ASes present in the Internet Routing Table:   1794
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:   8598
Number of APNIC addresses announced to Internet:              773428736
    Equivalent to 46 /8s, 25 /16s and 150 /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:                    267600
    Total ARIN prefixes after maximum aggregation:               122008
    ARIN Deaggregation factor:                                     2.19
Prefixes being announced from the ARIN address blocks:           269628
    Unique aggregates announced from the ARIN address blocks:    130288
ARIN Region origin ASes present in the Internet Routing Table:    19064
    ARIN Prefixes per ASN:                                        14.14
ARIN Region origin ASes announcing only one prefix:                6967
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:    4742
Number of ARIN addresses announced to Internet:              1286573824
    Equivalent to 76 /8s, 175 /16s and 143 /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:                    257225
    Total RIPE prefixes after maximum aggregation:               121129
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           253730
    Unique aggregates announced from the RIPE address blocks:    156634
RIPE Region origin ASes present in the Internet Routing Table:    28232
    RIPE Prefixes per ASN:                                         8.99
RIPE Region origin ASes announcing only one prefix:               12017
RIPE Region transit ASes present in the Internet Routing Table:    3900
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11031
Number of RIPE addresses announced to Internet:               718376448
    Equivalent to 42 /8s, 209 /16s and 142 /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:                  117474
    Total LACNIC prefixes after maximum aggregation:              28414
    LACNIC Deaggregation factor:                                   4.13
Prefixes being announced from the LACNIC address blocks:         116718
    Unique aggregates announced from the LACNIC address blocks:   48917
LACNIC Region origin ASes present in the Internet Routing Table:  10973
    LACNIC Prefixes per ASN:                                      10.64
LACNIC Region origin ASes announcing only one prefix:              2663
LACNIC Region transit ASes present in the Internet Routing Table:  2270
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:  8782
Number of LACNIC addresses announced to Internet:             176432384
    Equivalent to 10 /8s, 132 /16s and 37 /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:                  29235
    Total AfriNIC prefixes after maximum aggregation:              5757
    AfriNIC Deaggregation factor:                                  5.08
Prefixes being announced from the AfriNIC address blocks:         37267
    Unique aggregates announced from the AfriNIC address blocks:  12190
AfriNIC Region origin ASes present in the Internet Routing Table:  1726
    AfriNIC Prefixes per ASN:                                     21.59
AfriNIC Region origin ASes announcing only one prefix:              599
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: 1071
Number of AfriNIC addresses announced to Internet:            108125952
    Equivalent to 6 /8s, 113 /16s and 223 /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        9458       8883      49  CHINAMOBILE-CN China Mobile Communicati
  7545        5813        787     694  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3544       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3448       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3348       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2789        499     238  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2357        836     443  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2299      11250     586  KIXS-AS-KR Korea Telecom, KR
  4538        2187       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        7991      10732    2900  AMAZON-02, US
 11492        4514        299     642  CABLEONE, US
  7155        3955        270      43  VIASAT-SP-BACKBONE, US
 22773        3652       3080     286  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3503       1320      63  SHAW, CA
 16625        3300       1654    2426  AKAMAI-AS, US
   749        3035      50571    2302  DNIC-AS-00749, US
396982        2618       3586     354  GOOGLE-CLOUD-PLATFORM, US
  7018        2544      24129    1547  ATT-INTERNET4, US
 30036        2535        363     416  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        7077       1706     146  UNI2-AS, ES
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4046       3399     170  AKAMAI-ASN1, NL
  8551        3900        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2927       2292     911  ROSTELECOM-AS, RU
  9009        2676        254    1390  M247, RO
 34984        2264        359     608  TELLCOM-AS, TR
  6849        2163        339      19  UKRTELNET, UA
 58224        1847        949     546  TCI, IR
 13188        1607        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       11159       3346     585  Uninet S.A. de C.V., MX
 10620        3466        504     871  Telmex Colombia S.A., CO
 11830        2263        369      65  Instituto Costarricense de Electricidad
 13999        2252        370     600  Mega Cable, S.A. de C.V., MX
 28573        1339       2323     254  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        1151        370      22  Telefonica del Peru S.A.A., PE
 11664        1100        180     452  Techtel LMDS Comunicaciones Interactiva
 26615        1026       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        1454        393      19  LINKdotNET-AS, EG
 36992        1346       1517     278  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         550       1861      34  IAM-AS, MA
 15399         506         52      40  WANANCHI-, KE
 24757         496         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       11159       3346     585  Uninet S.A. de C.V., MX
  9808        9458       8883      49  CHINAMOBILE-CN China Mobile Communicati
 16509        7991      10732    2900  AMAZON-02, US
 12479        7077       1706     146  UNI2-AS, ES
  7545        5813        787     694  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4514        299     642  CABLEONE, US
 20940        4046       3399     170  AKAMAI-ASN1, NL
  7155        3955        270      43  VIASAT-SP-BACKBONE, US
  8551        3900        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne

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        9458         9409  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7077         6931  UNI2-AS, ES
  7545        5813         5119  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7991         5091  AMAZON-02, US
 39891        4561         4503  ALJAWWALSTC-AS, SA
  7155        3955         3912  VIASAT-SP-BACKBONE, US
 20940        4046         3876  AKAMAI-ASN1, NL
 11492        4514         3872  CABLEONE, US
  8551        3900         3863  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7713        3544         3479  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

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     /14:1200    /15:2076    /16:13489   /17:8275    /18:13821   
/19:25035   /20:43629   /21:51320   /22:109449  /23:97184   /24:544837  
/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        6135        7077  UNI2-AS, ES
  8151        5170       11159  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3430        4514  CABLEONE, US
  8551        3372        3900  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3311        3503  SHAW, CA
  7155        3032        3955  VIASAT-SP-BACKBONE, US
 22773        2701        3652  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2192        2535  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2022        3466  Telmex Colombia S.A., CO

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

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

   1:1655      2:1242      3:169       4:5         5:4333      6:115    
   7:5         8:1525      9:1        11:172      12:1584     13:393    
  14:2340     15:291      16:107      17:366      18:393      20:249    
  21:4        22:188      23:6086     24:2520     25:4        27:2585   
  29:19       31:2502     32:107      34:8        35:107      36:1907   
  37:4600     38:4219     39:839      40:153      41:3978     42:1067   
  43:2329     44:303      45:16388    46:4156     47:380      49:1725   
  50:1830     51:386      52:1581     54:396      55:865      56:8      
  57:91       58:1745     59:1175     60:986      61:2431     62:2622   
  63:1941     64:5657     65:2317     66:4930     67:3032     68:1350   
  69:4137     70:1258     71:668      72:2966     74:2594     75:1459   
  76:603      77:2407     78:1857     79:3175     80:2069     81:1729   
  82:1500     83:1242     84:1528     85:2993     86:754      87:1969   
  88:1244     89:3614     90:612      91:7667     92:2021     93:2583   
  94:3510     95:3963     96:1335     97:356      98:1164     99:744    
 100:76      101:1066    102:2629    103:31094   104:4596    105:485    
 106:831     107:2542    108:917     109:4402    110:2085    111:3277   
 112:2041    113:1509    114:1611    115:2075    116:1859    117:2551   
 118:2297    119:1945    120:1739    121:1077    122:2604    123:2172   
 124:1532    125:2391    128:1335    129:1068    130:999     131:2004   
 132:831     133:413     134:1910    135:294     136:864     137:1087   
 138:2569    139:1556    140:1192    141:1471    142:1427    143:1489   
 144:1212    145:349     146:1917    147:1560    148:2302    149:1911   
 150:877     151:1146    152:1845    153:566     154:4182    155:1422   
 156:1687    157:1301    158:1012    159:2268    160:2554    161:1453   
 162:3554    163:1540    164:1595    165:1689    166:856     167:1739   
 168:3833    169:927     170:4552    171:870     172:3513    173:2975   
 174:1034    175:1168    176:3721    177:4588    178:3618    179:2208   
 180:2430    181:3397    182:3240    183:1934    184:2357    185:20077  
 186:4654    187:3946    188:4129    189:3574    190:9131    191:1449   
 192:10956   193:8831    194:7234    195:5123    196:3066    197:2401   
 198:5954    199:6121    200:7732    201:5882    202:10568   203:10194  
 204:4605    205:3519    206:3862    207:3442    208:4083    209:4826   
 210:4383    211:2425    212:4100    213:3564    214:1089    215:55     
 216:6603    217:2641    218:1305    219:463     220:2023    221:975    
 222:745     223:2110   

End of report


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