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

REN Routing Table Report cscora at bgp.nsrc.org
Tue May 28 21:13:33 UTC 2024


IPv4 R&E Routing Table Report   21:10 GMT Tue 28 May, 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:                              948919
    Prefixes after maximum aggregation (per Origin AS):          361448
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      462586
    Number of IPv4 prefixes with a valid ROA:                    478286
    Number of IPv4 prefixes with an invalid ROA:                   1504
    Number of IPv4 prefixes with no ROA:                         469129
Total ASes present in the Internet Routing Table:                 75811
    Prefixes per ASN:                                             12.52
Origin-only ASes present in the Internet Routing Table:           65042
Origin ASes announcing only one prefix:                           26704
Transit ASes present in the Internet Routing Table:               10769
Transit-only ASes present in the Internet Routing Table:            534
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:              1104
    Number of instances of unregistered ASNs:                      1106
Number of 32-bit ASNs allocated by the RIRs:                      44593
Number of 32-bit ASNs visible in the Routing Table:               36473
Prefixes from 32-bit ASNs in the Routing Table:                  186852
Number of bogon 32-bit ASNs visible in the Routing Table:            16
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            711
Number of addresses announced to Internet:                   3027834368
    Equivalent to 180 /8s, 121 /16s and 22 /24s
    Percentage of available address space announced:               81.8
    Percentage of allocated address space announced:               81.8
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      313039

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

Prefixes being announced by APNIC Region ASes:                   250669
    Total APNIC prefixes after maximum aggregation:               73413
    APNIC Deaggregation factor:                                    3.41
Prefixes being announced from the APNIC address blocks:          242890
    Unique aggregates announced from the APNIC address blocks:   101109
APNIC Region origin ASes present in the Internet Routing Table:   14118
    APNIC Prefixes per ASN:                                       17.20
APNIC Region origin ASes announcing only one prefix:               4313
APNIC Region transit ASes present in the Internet Routing Table:   1901
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         37
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9552
Number of APNIC addresses announced to Internet:              761038080
    Equivalent to 45 /8s, 92 /16s and 133 /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:                    276493
    Total ARIN prefixes after maximum aggregation:               124644
    ARIN Deaggregation factor:                                     2.22
Prefixes being announced from the ARIN address blocks:           281205
    Unique aggregates announced from the ARIN address blocks:    133610
ARIN Region origin ASes present in the Internet Routing Table:    19149
    ARIN Prefixes per ASN:                                        14.69
ARIN Region origin ASes announcing only one prefix:                6963
ARIN Region transit ASes present in the Internet Routing Table:    1982
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:    4909
Number of ARIN addresses announced to Internet:              1267932160
    Equivalent to 75 /8s, 147 /16s and 28 /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:                    267254
    Total RIPE prefixes after maximum aggregation:               127498
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:           261865
    Unique aggregates announced from the RIPE address blocks:    164427
RIPE Region origin ASes present in the Internet Routing Table:    28667
    RIPE Prefixes per ASN:                                         9.13
RIPE Region origin ASes announcing only one prefix:               12133
RIPE Region transit ASes present in the Internet Routing Table:    3945
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:   11819
Number of RIPE addresses announced to Internet:               714473472
    Equivalent to 42 /8s, 150 /16s and 0 /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:                  122014
    Total LACNIC prefixes after maximum aggregation:              29057
    LACNIC Deaggregation factor:                                   4.20
Prefixes being announced from the LACNIC address blocks:         120214
    Unique aggregates announced from the LACNIC address blocks:   49778
LACNIC Region origin ASes present in the Internet Routing Table:  11099
    LACNIC Prefixes per ASN:                                      10.83
LACNIC Region origin ASes announcing only one prefix:              2643
LACNIC Region transit ASes present in the Internet Routing Table:  2406
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:  8987
Number of LACNIC addresses announced to Internet:             176844544
    Equivalent to 10 /8s, 138 /16s and 111 /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:                  31385
    Total AfriNIC prefixes after maximum aggregation:              6165
    AfriNIC Deaggregation factor:                                  5.09
Prefixes being announced from the AfriNIC address blocks:         42033
    Unique aggregates announced from the AfriNIC address blocks:  13204
AfriNIC Region origin ASes present in the Internet Routing Table:  1839
    AfriNIC Prefixes per ASN:                                     22.86
AfriNIC Region origin ASes announcing only one prefix:              652
AfriNIC Region transit ASes present in the Internet Routing Table:  346
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1206
Number of AfriNIC addresses announced to Internet:            107138560
    Equivalent to 6 /8s, 98 /16s and 206 /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       8742      64  CHINAMOBILE-CN China Mobile Communicati
  7545        5634        776     669  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4445        347      24  FPT-AS-AP FPT Telecom Company, VN
  7552        3925       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3756        509     260  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3623       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3267       1867      94  VNPT-AS-VN VNPT Corp, VN
 24560        2795        863     374  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4755        2184        433     195  TATACOMM-AS TATA Communications formerl
 45090        2153       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        9964      11387    3513  AMAZON-02, US
 11492        4625        307     585  CABLEONE, US
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
  6327        3593       1320      79  SHAW, CA
 22773        3553       3059     237  ASN-CXA-ALL-CCI-22773-RDC, US
   174        3511       8782     869  COGENT-174, US
   749        3222      54904    2474  DNIC-AS-00749, US
 16625        3059       1306    2195  AKAMAI-AS, US
  7018        2810      23660    1773  ATT-INTERNET4, US
   367        2777       3400    1299  DNIC-ASBLK-00306-00371, 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        7759       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3805       3396     130  AKAMAI-ASN1, NL
  9009        3511        300    1753  M247, RO
 12389        2987       2304     901  ROSTELECOM-AS, RU
  8551        2634        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 34984        2342        362     580  TELLCOM-AS, TR
212238        1673        122    1218  CDNEXT, GB
 13188        1607        100      26  TRIOLAN, UA
  8452        1579       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       12202       3322     490  UNINET, MX
 10620        3511        492     942  Telmex Colombia S.A., CO
 13999        2545        355     666  Mega Cable, S.A. de C.V., MX
 11830        2002        369      64  Instituto Costarricense de Electricidad
 28573        1350       2313     251  Claro NXT Telecomunicacoes Ltda, BR
  3816        1322        784     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1192        177     439  Techtel LMDS Comunicaciones Interactiva
  6503        1127        314     479  Axtel, S.A.B. de C.V., MX
  6147        1085        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
 24835        1548        545      28  RAYA-AS, EG
 24863        1505        389      20  LINKdotNET-AS, EG
 36992        1376       1520     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1208         77      62  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 15399         539         56      56  WANANCHI-, KE
 36914         480         82       3  KENET-AS, KE
 37342         467         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       12202       3322     490  UNINET, MX
 16509        9964      11387    3513  AMAZON-02, US
  9808        9831       8742      64  CHINAMOBILE-CN China Mobile Communicati
 12479        7759       1708     145  UNI2-AS, ES
  7545        5634        776     669  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4625        307     585  CABLEONE, US
 18403        4445        347      24  FPT-AS-AP FPT Telecom Company, VN
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
  7552        3925       1331      21  VIETEL-AS-AP Viettel Group, VN

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         9767  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7759         7614  UNI2-AS, ES
 16509        9964         6451  AMAZON-02, US
  7545        5634         4965  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4445         4421  FPT-AS-AP FPT Telecom Company, VN
  7155        4167         4078  VIASAT-SP-BACKBONE, US
 11492        4625         4040  CABLEONE, US
  7552        3925         3904  VIETEL-AS-AP Viettel Group, VN
 20940        3805         3675  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
    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
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US

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

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

Prefix                Origin AS  Description
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  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.147.240.0/24      Origin:    398208  RESERVED, ZZ
23.147.240.0/24     Transit:     19930  EQUINIX-EC-CH, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, 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      /12:298     
/13:577     /14:1181    /15:2084    /16:13262   /17:8195    /18:13689   
/19:24514   /20:43295   /21:51288   /22:111177  /23:99467   /24:579732  
/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        6853        7759  UNI2-AS, ES
  8151        6237       12202  UNINET, MX
 11492        3534        4625  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3593  SHAW, CA
  7155        3111        4167  VIASAT-SP-BACKBONE, US
 22773        2638        3553  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2165        2509  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2140        3511  Telmex Colombia S.A., CO
 16509        2118        9964  AMAZON-02, US

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

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

   1:2282      2:1513      3:344       4:6         5:4553      6:162    
   7:6         8:1506      9:1        11:172      12:1462     13:362    
  14:2369     15:319      16:211      17:368      18:768      20:378    
  21:4        22:188      23:6770     24:2719     25:2        27:2626   
  29:19       31:2586     32:45       34:63       35:136      36:2278   
  37:4482     38:7565     39:896      40:122      41:4089     42:2149   
  43:2361     44:318      45:17136    46:4508     47:306      49:1946   
  50:1909     51:578      52:1586     54:313      55:996      56:5      
  57:181      58:2058     59:1191     60:1029     61:2581     62:2688   
  63:1882     64:5513     65:2232     66:4703     67:2993     68:1322   
  69:4103     70:1200     71:593      72:2877     74:2582     75:1550   
  76:614      77:2478     78:1856     79:2511     80:2186     81:2013   
  82:1640     83:1345     84:1670     85:3165     86:913      87:2042   
  88:1249     89:4115     90:686      91:8134     92:2316     93:2711   
  94:3751     95:4209     96:1274     97:315      98:1047     99:739    
 100:73      101:1168    102:3469    103:32601   104:4780    105:677    
 106:943     107:2761    108:1145    109:4195    110:2141    111:3247   
 112:2056    113:1769    114:1798    115:2132    116:1877    117:2653   
 118:2838    119:1971    120:1774    121:1291    122:2683    123:2219   
 124:1574    125:2857    126:32      128:1481    129:928     130:1156   
 131:1841    132:808     133:412     134:1739    135:321     136:1057   
 137:1205    138:2819    139:1541    140:1344    141:1343    142:1575   
 143:1562    144:1014    145:367     146:2061    147:1961    148:2508   
 149:2740    150:1039    151:1340    152:2172    153:590     154:6611   
 155:1458    156:2292    157:1827    158:1154    159:2339    160:2662   
 161:1692    162:3552    163:1717    164:1653    165:2157    166:1172   
 167:1797    168:4000    169:807     170:4888    171:1028    172:3854   
 173:3039    174:892     175:1225    176:3690    177:4801    178:3720   
 179:2227    180:2374    181:3732    182:3400    183:2006    184:2265   
 185:20856   186:5005    187:4556    188:4089    189:4174    190:9434   
 191:1691    192:11037   193:9127    194:7512    195:5291    196:3188   
 197:2586    198:6052    199:7842    200:8049    201:6236    202:10276  
 203:10278   204:4597    205:3654    206:4499    207:3596    208:4168   
 209:5051    210:4497    211:2532    212:4297    213:3467    214:1071   
 215:49      216:6837    217:3015    218:1297    219:414     220:2041   
 221:1037    222:714     223:2201   

End of report


More information about the ren-bgp-stats-all mailing list