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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jan 8 21:13:36 UTC 2025


IPv4 R&E Routing Table Report   21:10 GMT Wed 08 Jan, 2025

  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:                              970447
    Prefixes after maximum aggregation (per Origin AS):          369754
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      469766
    Number of IPv4 prefixes with a valid ROA:                    522901
    Number of IPv4 prefixes with an invalid ROA:                    135
    Number of IPv4 prefixes with no ROA:                         447411
Total ASes present in the Internet Routing Table:                 76409
    Prefixes per ASN:                                             12.70
Origin-only ASes present in the Internet Routing Table:           65483
Origin ASes announcing only one prefix:                           26812
Transit ASes present in the Internet Routing Table:               10926
Transit-only ASes present in the Internet Routing Table:            530
Paths with bogon ASNs present in the IPv4 Routing Table:             21
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      39
    Max AS path prepend of ASN ( 37447)                              36
Prefixes from unregistered ASNs in the Routing Table:              1077
    Number of instances of unregistered ASNs:                      1083
Number of 32-bit ASNs allocated by the RIRs:                      45985
Number of 32-bit ASNs visible in the Routing Table:               37576
Prefixes from 32-bit ASNs in the Routing Table:                  196911
Number of bogon 32-bit ASNs visible in the Routing Table:            30
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            510
Number of addresses announced to Internet:                   3119935488
    Equivalent to 185 /8s, 246 /16s and 112 /24s
    Percentage of available address space announced:               84.3
    Percentage of allocated address space announced:               84.3
    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:      317236

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

Prefixes being announced by APNIC Region ASes:                   254530
    Total APNIC prefixes after maximum aggregation:               76065
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          246006
    Unique aggregates announced from the APNIC address blocks:   102281
APNIC Region origin ASes present in the Internet Routing Table:   14427
    APNIC Prefixes per ASN:                                       17.05
APNIC Region origin ASes announcing only one prefix:               4426
APNIC Region transit ASes present in the Internet Routing Table:   1921
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9921
Number of APNIC addresses announced to Internet:              756847104
    Equivalent to 45 /8s, 28 /16s and 146 /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:                    286780
    Total ARIN prefixes after maximum aggregation:               126645
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           288334
    Unique aggregates announced from the ARIN address blocks:    132518
ARIN Region origin ASes present in the Internet Routing Table:    19186
    ARIN Prefixes per ASN:                                        15.03
ARIN Region origin ASes announcing only one prefix:                6982
ARIN Region transit ASes present in the Internet Routing Table:    1994
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          39
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5105
Number of ARIN addresses announced to Internet:              1347961600
    Equivalent to 80 /8s, 88 /16s and 67 /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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                    270057
    Total RIPE prefixes after maximum aggregation:               130743
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           267027
    Unique aggregates announced from the RIPE address blocks:    170172
RIPE Region origin ASes present in the Internet Routing Table:    28786
    RIPE Prefixes per ASN:                                         9.28
RIPE Region origin ASes announcing only one prefix:               12063
RIPE Region transit ASes present in the Internet Routing Table:    3954
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:   12177
Number of RIPE addresses announced to Internet:               732861696
    Equivalent to 43 /8s, 174 /16s and 149 /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,
                        53/8,  57/8,  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:                  123524
    Total LACNIC prefixes after maximum aggregation:              29000
    LACNIC Deaggregation factor:                                   4.26
Prefixes being announced from the LACNIC address blocks:         120939
    Unique aggregates announced from the LACNIC address blocks:   48851
LACNIC Region origin ASes present in the Internet Routing Table:  11179
    LACNIC Prefixes per ASN:                                      10.82
LACNIC Region origin ASes announcing only one prefix:              2646
LACNIC Region transit ASes present in the Internet Routing Table:  2496
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        35
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9106
Number of LACNIC addresses announced to Internet:             177447936
    Equivalent to 10 /8s, 147 /16s and 164 /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:                  34479
    Total AfriNIC prefixes after maximum aggregation:              6622
    AfriNIC Deaggregation factor:                                  5.21
Prefixes being announced from the AfriNIC address blocks:         47630
    Unique aggregates announced from the AfriNIC address blocks:  15512
AfriNIC Region origin ASes present in the Internet Routing Table:  1912
    AfriNIC Prefixes per ASN:                                     24.91
AfriNIC Region origin ASes announcing only one prefix:              695
AfriNIC Region transit ASes present in the Internet Routing Table:  373
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1267
Number of AfriNIC addresses announced to Internet:            104522752
    Equivalent to 6 /8s, 58 /16s and 228 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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       10098       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6197        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4311        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4064        524     272  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3916       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3673       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3249       1869     100  VNPT-AS-VN VNPT Corp, VN
 24560        2816        845     544  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2208        434     190  TATACOMM-AS TATA Communications formerly 
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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       12603      38864    3301  AMAZON-02, US
 11492        4692        312     552  CABLEONE, US
   174        4220       8762     878  COGENT-174, US
  7155        4169        287      85  VIASAT-SP-BACKBONE, US
  6327        3614       1320      79  SHAW, CA
 22773        3586       3053     219  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3262      54895    2509  DNIC-AS-00749, US
 16625        3021       1307    2191  AKAMAI-AS, US
  7018        2902      23362    1952  ATT-INTERNET4, US
396982        2894       3656     440  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        7685       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4022       3395     126  AKAMAI-ASN1, NL
  9009        3769        323    1907  M247, RO
 12389        2964       2299     885  ROSTELECOM-AS, RU
 34984        2371        360     576  TELLCOM-AS, TR
212238        1859        133    1371  CDNEXT, GB
  8452        1628       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1498         99     751  CLOUVIDER Clouvider - Global ASN, GB

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       11580       3227     604  UNINET, MX
 10620        3538        491     953  Telmex Colombia S.A., CO
 13999        2532        538     368  Mega Cable, S.A. de C.V., MX
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 28573        1332       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        778     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1170        374     163  Axtel, S.A.B. de C.V., MX
 11664        1135        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1115        371      22  Telefonica del Peru S.A.A., PE
 22884        1071         98     373  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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        1669        593      29  RAYA-AS, EG
 24863        1636        389      18  LINKdotNET-AS, EG
 29571        1521         96      61  ORANGE-COTE-IVOIRE, CI
 36992        1426       1518     287  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 36935        1001        521      42  Vodafone-, EG
 20011         967        179     271  INTERNET-SOLUTIONS, ZA
 37069         832       1083      15  MOBINIL, EG
  6713         557       1861      35  IAM-AS, MA
 36914         543         82       3  KENET-AS, KE

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
 16509       12603      38864    3301  AMAZON-02, US
  8151       11580       3227     604  UNINET, MX
  9808       10098       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7685       1709     143  UNI2-AS, ES
  7545        6197        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4692        312     552  CABLEONE, US
 18403        4311        347      23  FPT-AS-AP FPT Telecom Company, VN
   174        4220       8762     878  COGENT-174, US
  7155        4169        287      85  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
  8151       11580        10976  UNINET, MX
  9808       10098        10011  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7685         7542  UNI2-AS, ES
  7545        6197         5532  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4311         4288  FPT-AS-AP FPT Telecom Company, VN
 11492        4692         4140  CABLEONE, US
  7155        4169         4084  VIASAT-SP-BACKBONE, US
 20940        4022         3896  AKAMAI-ASN1, NL
  7552        3916         3891  VIETEL-AS-AP Viettel Group, VN

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
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, US
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     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
    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
23.132.192.0/24      Origin:     30500  WOLFPAWSERVICES, CA
23.132.192.0/24     Transit:      6939  HURRICANE, US
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.140.176.0/24      Origin:     40676  AS40676, US
23.140.176.0/24     Transit:      7922  COMCAST-7922, 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       /9:16      /10:42      /11:93      /12:311     
/13:593     /14:1229    /15:2177    /16:13986   /17:8255    /18:13716   
/19:24593   /20:43802   /21:51914   /22:111866  /23:100446  /24:597391  
/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        6650        7685  UNI2-AS, ES
  8151        5775       11580  UNINET, MX
 11492        3555        4692  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3117        4169  VIASAT-SP-BACKBONE, US
 22773        2706        3586  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2255       12603  AMAZON-02, US
 30036        2240        2581  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2178        3538  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)
----------------------------------------------

   1:2284      2:1559      3:539       4:9         5:4500      6:165    
   7:6         8:1549      9:1        11:172      12:1389     13:356    
  14:2469     15:334      16:270      17:360      18:905      20:447    
  21:4        22:188      23:7239     24:2730     25:2        27:2688   
  29:19       31:3038     32:37       34:69       35:179      36:2396   
  37:4511     38:9031     39:881      40:151      41:4158     42:1980   
  43:2503     44:344      45:18321    46:4956     47:292      49:1999   
  50:1868     51:586      52:1570     54:307      55:1031     56:8      
  57:237      58:2202     59:1180     60:1160     61:2778     62:2921   
  63:1833     64:5424     65:2093     66:4657     67:3021     68:1282   
  69:3996     70:1154     71:606      72:2870     74:2780     75:1636   
  76:631      77:2591     78:1847     79:1696     80:2213     81:2034   
  82:1821     83:1418     84:1789     85:3262     86:978      87:2160   
  88:1264     89:4321     90:757      91:8305     92:2758     93:2830   
  94:3820     95:4178     96:1263     97:308      98:1057     99:732    
 100:71      101:1123    102:3750    103:32227   104:4542    105:749    
 106:1013    107:2623    108:1190    109:4065    110:2222    111:3272   
 112:2035    113:1787    114:1932    115:2149    116:2020    117:2668   
 118:2873    119:1943    120:1864    121:1340    122:2724    123:2173   
 124:1546    125:2842    126:62      128:1604    129:949     130:1264   
 131:1842    132:811     133:450     134:1510    135:323     136:1335   
 137:1286    138:2908    139:1555    140:1520    141:1449    142:1827   
 143:1586    144:1025    145:468     146:2127    147:2045    148:2584   
 149:2841    150:1191    151:1590    152:2116    153:567     154:8104   
 155:1591    156:3485    157:1874    158:1258    159:2439    160:3461   
 161:1775    162:3627    163:1784    164:1679    165:2157    166:1344   
 167:1859    168:4101    169:798     170:5062    171:1003    172:4023   
 173:3176    174:920     175:1268    176:3571    177:4871    178:3721   
 179:2287    180:2541    181:3963    182:3352    183:2063    184:2273   
 185:21338   186:5062    187:4270    188:4230    189:4144    190:9577   
 191:1552    192:11242   193:9318    194:7687    195:5410    196:3244   
 197:3515    198:6129    199:8265    200:8098    201:6301    202:10357  
 203:10538   204:4590    205:3698    206:4668    207:3607    208:4204   
 209:5138    210:4538    211:2508    212:4499    213:3761    214:1053   
 215:48      216:6593    217:3082    218:1327    219:373     220:2103   
 221:1052    222:715     223:2286   

End of report


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