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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jun 12 21:13:42 UTC 2024


IPv4 R&E Routing Table Report   21:10 GMT Wed 12 Jun, 2024

  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:                              949007
    Prefixes after maximum aggregation (per Origin AS):          361900
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      464893
    Number of IPv4 prefixes with a valid ROA:                    481608
    Number of IPv4 prefixes with an invalid ROA:                   1429
    Number of IPv4 prefixes with no ROA:                         465970
Total ASes present in the Internet Routing Table:                 75846
    Prefixes per ASN:                                             12.51
Origin-only ASes present in the Internet Routing Table:           65043
Origin ASes announcing only one prefix:                           26710
Transit ASes present in the Internet Routing Table:               10803
Transit-only ASes present in the Internet Routing Table:            541
Paths with bogon ASNs present in the IPv4 Routing Table:             22
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      61
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1021
    Number of instances of unregistered ASNs:                      1051
Number of 32-bit ASNs allocated by the RIRs:                      44714
Number of 32-bit ASNs visible in the Routing Table:               36545
Prefixes from 32-bit ASNs in the Routing Table:                  187286
Number of bogon 32-bit ASNs visible in the Routing Table:            74
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            644
Number of addresses announced to Internet:                   3024276480
    Equivalent to 180 /8s, 66 /16s and 204 /24s
    Percentage of available address space announced:               81.7
    Percentage of allocated address space announced:               81.7
    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:      311925

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

Prefixes being announced by APNIC Region ASes:                   250645
    Total APNIC prefixes after maximum aggregation:               73546
    APNIC Deaggregation factor:                                    3.41
Prefixes being announced from the APNIC address blocks:          242774
    Unique aggregates announced from the APNIC address blocks:   101118
APNIC Region origin ASes present in the Internet Routing Table:   14159
    APNIC Prefixes per ASN:                                       17.15
APNIC Region origin ASes announcing only one prefix:               4323
APNIC Region transit ASes present in the Internet Routing Table:   1911
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         56
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9588
Number of APNIC addresses announced to Internet:              761089536
    Equivalent to 45 /8s, 93 /16s and 78 /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, 131072-153913
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:                    277303
    Total ARIN prefixes after maximum aggregation:               125149
    ARIN Deaggregation factor:                                     2.22
Prefixes being announced from the ARIN address blocks:           281780
    Unique aggregates announced from the ARIN address blocks:    134673
ARIN Region origin ASes present in the Internet Routing Table:    19121
    ARIN Prefixes per ASN:                                        14.74
ARIN Region origin ASes announcing only one prefix:                6944
ARIN Region transit ASes present in the Internet Routing Table:    1976
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4921
Number of ARIN addresses announced to Internet:              1266897408
    Equivalent to 75 /8s, 131 /16s and 82 /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, 393216-402332
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:                    266273
    Total RIPE prefixes after maximum aggregation:               127513
    RIPE Deaggregation factor:                                     2.09
Prefixes being announced from the RIPE address blocks:           261047
    Unique aggregates announced from the RIPE address blocks:    164755
RIPE Region origin ASes present in the Internet Routing Table:    28671
    RIPE Prefixes per ASN:                                         9.10
RIPE Region origin ASes announcing only one prefix:               12137
RIPE Region transit ASes present in the Internet Routing Table:    3958
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          40
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11830
Number of RIPE addresses announced to Internet:               713536512
    Equivalent to 42 /8s, 135 /16s and 180 /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
                       196608-216475
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:                  122060
    Total LACNIC prefixes after maximum aggregation:              28801
    LACNIC Deaggregation factor:                                   4.24
Prefixes being announced from the LACNIC address blocks:         120196
    Unique aggregates announced from the LACNIC address blocks:   50279
LACNIC Region origin ASes present in the Internet Routing Table:  11103
    LACNIC Prefixes per ASN:                                      10.83
LACNIC Region origin ASes announcing only one prefix:              2639
LACNIC Region transit ASes present in the Internet Routing Table:  2419
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        61
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8992
Number of LACNIC addresses announced to Internet:             176733696
    Equivalent to 10 /8s, 136 /16s and 190 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + 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:                  31705
    Total AfriNIC prefixes after maximum aggregation:              6211
    AfriNIC Deaggregation factor:                                  5.10
Prefixes being announced from the AfriNIC address blocks:         42565
    Unique aggregates announced from the AfriNIC address blocks:  13585
AfriNIC Region origin ASes present in the Internet Routing Table:  1850
    AfriNIC Prefixes per ASN:                                     23.01
AfriNIC Region origin ASes announcing only one prefix:              667
AfriNIC Region transit ASes present in the Internet Routing Table:  352
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1214
Number of AfriNIC addresses announced to Internet:            105692928
    Equivalent to 6 /8s, 76 /16s and 191 /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        9831       8743      67  CHINAMOBILE-CN China Mobile Communicati
  7545        5638        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4197        347      23  UNASSIGNED
  7552        3940       1331      21  UNASSIGNED
  9498        3779        510     262  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3591       1043      63  UNASSIGNED
 45899        3267       1852      98  UNASSIGNED
 24560        2823        863     400  UNASSIGNED
  4755        2183        433     196  TATACOMM-AS TATA Communications formerl
 45090        2150       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       10059      11405    3548  AMAZON-02, US
 11492        4618        306     595  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3593       1320      79  SHAW, CA
 22773        3570       3058     248  ASN-CXA-ALL-CCI-22773-RDC, US
   174        3559       8782     870  COGENT-174, US
   749        3250      54901    2502  UNASSIGNED
 16625        3086       1312    2200  AKAMAI-AS, US
  7018        2843      23666    1787  ATT-INTERNET4, US
396982        2759       3620     409  GOOGLE-CLOUD-PLATFORM, 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        7732       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3816       3396     130  AKAMAI-ASN1, NL
  9009        3590        306    1812  M247, RO
 12389        2985       2304     898  ROSTELECOM-AS, RU
 34984        2347        361     577  TELLCOM-AS, TR
  8551        1769        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
212238        1686        123    1226  CDNEXT, GB
 13188        1607        100      26  TRIOLAN, UA
  8452        1527       1852      14  TE-AS TE-AS, EG

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       12161       3322     500  UNINET, MX
 10620        3514        492     936  Telmex Colombia S.A., CO
 13999        2546        354     668  Mega Cable, S.A. de C.V., MX
 11830        2003        369      64  Instituto Costarricense de Electricidad
 28573        1344       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1322        784     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1251        278      33  Techtel LMDS Comunicaciones Interactiva
  6503        1130        315     480  Axtel, S.A.B. de C.V., MX
  6147        1091        369      22  Telefonica del Peru S.A.A., PE
 26615        1076       2503      53  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
 24863        1611        389      16  LINKdotNET-AS, EG
 24835        1570        593      29  RAYA-AS, EG
 36992        1379       1520     282  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1216         77      75  ORANGE-COTE-IVOIRE, CI
 36935         940        521      43  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 15399         531         56      56  WANANCHI-, KE
 36914         483         82       3  KENET-AS, KE
 37342         469         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       12161       3322     500  UNINET, MX
 16509       10059      11405    3548  AMAZON-02, US
  9808        9831       8743      67  CHINAMOBILE-CN China Mobile Communicati
 12479        7732       1708     145  UNI2-AS, ES
  7545        5638        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4618        306     595  CABLEONE, US
 18403        4197        347      23  UNASSIGNED
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  7552        3940       1331      21  UNASSIGNED

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        9831         9764  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7732         7587  UNI2-AS, ES
 16509       10059         6511  AMAZON-02, US
  7545        5638         4968  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4197         4174  UNASSIGNED
  7155        4166         4078  VIASAT-SP-BACKBONE, US
 11492        4618         4023  CABLEONE, US
  7552        3940         3919  UNASSIGNED
 20940        3816         3686  AKAMAI-ASN1, NL

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
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393762  UNALLOCATED  8.21.151.0/24            10796  TWC-10796-MIDWEST, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US

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

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

Prefix                Origin AS  Description
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
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.167.48.0/24       Origin:     23379  UNASSIGNED
23.167.48.0/24      Transit:       174  COGENT-174, US
23.170.224.0/24      Origin:     30168  BIGBLOCK, ZZ
23.170.224.0/24     Transit:    397095  SETSONLLC, US

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:36      /11:93      /12:297     
/13:573     /14:1177    /15:2081    /16:13237   /17:8189    /18:13700   
/19:24512   /20:43352   /21:51340   /22:111292  /23:99623   /24:579474  
/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        6820        7732  UNI2-AS, ES
  8151        6218       12161  UNINET, MX
 11492        3531        4618  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3593  SHAW, CA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2663        3570  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2167        2509  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2143        3514  Telmex Colombia S.A., CO
 16509        2135       10059  AMAZON-02, US

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

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

   1:2280      2:1516      3:350       4:6         5:4545      6:160    
   7:6         8:1509      9:1        11:172      12:1456     13:356    
  14:2368     15:319      16:217      17:369      18:775      20:383    
  21:4        22:188      23:6844     24:2704     25:2        27:2632   
  29:19       31:2581     32:45       34:63       35:137      36:2286   
  37:4469     38:7640     39:897      40:138      41:4135     42:2031   
  43:2369     44:323      45:17145    46:4500     47:303      49:1956   
  50:1886     51:579      52:1581     54:315      55:993      56:8      
  57:192      58:2073     59:1193     60:1034     61:2583     62:2723   
  63:1886     64:5489     65:2199     66:4665     67:2993     68:1320   
  69:4122     70:1198     71:589      72:2882     74:2593     75:1545   
  76:621      77:2490     78:1864     79:1778     80:2182     81:2012   
  82:1634     83:1362     84:1680     85:3170     86:917      87:2058   
  88:1223     89:4121     90:679      91:8146     92:2316     93:2708   
  94:3738     95:4212     96:1275     97:316      98:1050     99:740    
 100:72      101:1163    102:3487    103:32424   104:4784    105:678    
 106:990     107:2632    108:1151    109:4048    110:2133    111:3246   
 112:2061    113:1766    114:1806    115:2140    116:1875    117:2654   
 118:2791    119:1981    120:1778    121:1308    122:2680    123:2230   
 124:1563    125:2853    126:32      128:1472    129:932     130:1167   
 131:1870    132:811     133:412     134:1733    135:322     136:1113   
 137:1214    138:2830    139:1541    140:1379    141:1355    142:1661   
 143:1603    144:1011    145:372     146:2059    147:1982    148:2518   
 149:2766    150:1039    151:1355    152:2216    153:591     154:6858   
 155:1496    156:2284    157:1857    158:1153    159:2324    160:2690   
 161:1700    162:3566    163:1713    164:1669    165:2162    166:1271   
 167:1803    168:4029    169:796     170:4916    171:1026    172:3864   
 173:3053    174:891     175:1233    176:3471    177:4754    178:3696   
 179:2243    180:2406    181:3746    182:3356    183:1982    184:2264   
 185:20849   186:4965    187:4520    188:4072    189:4257    190:9442   
 191:1528    192:11041   193:9133    194:7516    195:5317    196:3197   
 197:2634    198:6050    199:7900    200:8081    201:6321    202:10253  
 203:10297   204:4586    205:3666    206:4485    207:3600    208:4168   
 209:5050    210:4502    211:2532    212:4338    213:3505    214:1068   
 215:49      216:6784    217:3032    218:1298    219:414     220:2030   
 221:1040    222:696     223:2204   

End of report


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