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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jan 10 21:13:46 UTC 2025


IPv4 R&E Routing Table Report   21:10 GMT Fri 10 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:                              970006
    Prefixes after maximum aggregation (per Origin AS):          369653
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      469660
    Number of IPv4 prefixes with a valid ROA:                    522791
    Number of IPv4 prefixes with an invalid ROA:                    137
    Number of IPv4 prefixes with no ROA:                         447077
Total ASes present in the Internet Routing Table:                 76443
    Prefixes per ASN:                                             12.69
Origin-only ASes present in the Internet Routing Table:           65506
Origin ASes announcing only one prefix:                           26834
Transit ASes present in the Internet Routing Table:               10937
Transit-only ASes present in the Internet Routing Table:            530
Paths with bogon ASNs present in the IPv4 Routing Table:             23
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      47
    Max AS path prepend of ASN (135823)                              40
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:                      46000
Number of 32-bit ASNs visible in the Routing Table:               37589
Prefixes from 32-bit ASNs in the Routing Table:                  196973
Number of bogon 32-bit ASNs visible in the Routing Table:            32
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            516
Number of addresses announced to Internet:                   3119183616
    Equivalent to 185 /8s, 234 /16s and 247 /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:      316792

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

Prefixes being announced by APNIC Region ASes:                   254514
    Total APNIC prefixes after maximum aggregation:               75982
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          246285
    Unique aggregates announced from the APNIC address blocks:   102295
APNIC Region origin ASes present in the Internet Routing Table:   14430
    APNIC Prefixes per ASN:                                       17.07
APNIC Region origin ASes announcing only one prefix:               4429
APNIC Region transit ASes present in the Internet Routing Table:   1924
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         47
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9926
Number of APNIC addresses announced to Internet:              756964608
    Equivalent to 45 /8s, 30 /16s and 93 /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:                    286477
    Total ARIN prefixes after maximum aggregation:               126513
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           288420
    Unique aggregates announced from the ARIN address blocks:    132504
ARIN Region origin ASes present in the Internet Routing Table:    19202
    ARIN Prefixes per ASN:                                        15.02
ARIN Region origin ASes announcing only one prefix:                6998
ARIN Region transit ASes present in the Internet Routing Table:    1988
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:    5112
Number of ARIN addresses announced to Internet:              1347122688
    Equivalent to 80 /8s, 75 /16s and 118 /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:                    270277
    Total RIPE prefixes after maximum aggregation:               130881
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           267274
    Unique aggregates announced from the RIPE address blocks:    170360
RIPE Region origin ASes present in the Internet Routing Table:    28807
    RIPE Prefixes per ASN:                                         9.28
RIPE Region origin ASes announcing only one prefix:               12073
RIPE Region transit ASes present in the Internet Routing Table:    3956
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12179
Number of RIPE addresses announced to Internet:               732921600
    Equivalent to 43 /8s, 175 /16s and 127 /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:                  123375
    Total LACNIC prefixes after maximum aggregation:              28982
    LACNIC Deaggregation factor:                                   4.26
Prefixes being announced from the LACNIC address blocks:         120795
    Unique aggregates announced from the LACNIC address blocks:   48864
LACNIC Region origin ASes present in the Internet Routing Table:  11179
    LACNIC Prefixes per ASN:                                      10.81
LACNIC Region origin ASes announcing only one prefix:              2643
LACNIC Region transit ASes present in the Internet Routing Table:  2498
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        29
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9109
Number of LACNIC addresses announced to Internet:             177470208
    Equivalent to 10 /8s, 147 /16s and 251 /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:                  34286
    Total AfriNIC prefixes after maximum aggregation:              6618
    AfriNIC Deaggregation factor:                                  5.18
Prefixes being announced from the AfriNIC address blocks:         46715
    Unique aggregates announced from the AfriNIC address blocks:  15203
AfriNIC Region origin ASes present in the Internet Routing Table:  1908
    AfriNIC Prefixes per ASN:                                     24.48
AfriNIC Region origin ASes announcing only one prefix:              691
AfriNIC Region transit ASes present in the Internet Routing Table:  370
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: 1263
Number of AfriNIC addresses announced to Internet:            104440320
    Equivalent to 6 /8s, 57 /16s and 162 /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       10232       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6198        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4325        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4072        524     273  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3917       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        2209        434     191  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       12627      38899    3304  AMAZON-02, US
 11492        4693        312     549  CABLEONE, US
   174        4219       8762     880  COGENT-174, US
  7155        4169        287      85  VIASAT-SP-BACKBONE, US
  6327        3614       1320      79  SHAW, CA
 22773        3588       3053     219  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3262      54895    2509  DNIC-AS-00749, US
 16625        3021       1307    2191  AKAMAI-AS, US
396982        2893       3656     439  GOOGLE-CLOUD-PLATFORM, US
  7018        2702      23258    1843  ATT-INTERNET4, 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        7664       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4025       3395     126  AKAMAI-ASN1, NL
  9009        3765        323    1904  M247, RO
 12389        2964       2299     885  ROSTELECOM-AS, RU
 34984        2371        360     576  TELLCOM-AS, TR
212238        1873        134    1381  CDNEXT, GB
  8452        1630       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       11476       3226     609  UNINET, MX
 10620        3538        491     953  Telmex Colombia S.A., CO
 13999        2533        538     368  Mega Cable, S.A. de C.V., MX
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 28573        1334       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1328        778     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1170        374     163  Axtel, S.A.B. de C.V., MX
 11664        1136        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1112        371      22  Telefonica del Peru S.A.A., PE
 22884        1072         98     369  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        1645        389      18  LINKdotNET-AS, EG
 29571        1585        100      68  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  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         558       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       12627      38899    3304  AMAZON-02, US
  8151       11476       3226     609  UNINET, MX
  9808       10232       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7664       1709     143  UNI2-AS, ES
  7545        6198        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4693        312     549  CABLEONE, US
 18403        4325        347      23  FPT-AS-AP FPT Telecom Company, VN
   174        4219       8762     880  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       11476        10867  UNINET, MX
  9808       10232        10145  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7664         7521  UNI2-AS, ES
  7545        6198         5533  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4325         4302  FPT-AS-AP FPT Telecom Company, VN
 11492        4693         4144  CABLEONE, US
  7155        4169         4084  VIASAT-SP-BACKBONE, US
 20940        4025         3899  AKAMAI-ASN1, NL
  7552        3917         3892  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     
/13:592     /14:1228    /15:2175    /16:13990   /17:8268    /18:13723   
/19:24608   /20:43778   /21:51860   /22:111937  /23:100484  /24:596884  
/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        6629        7664  UNI2-AS, ES
  8151        5710       11476  UNINET, MX
 11492        3555        4693  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3117        4169  VIASAT-SP-BACKBONE, US
 22773        2708        3588  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2259       12627  AMAZON-02, US
 30036        2242        2583  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)
----------------------------------------------

   1:2287      2:1560      3:547       4:9         5:4507      6:165    
   7:6         8:1551      9:1        11:172      12:1388     13:357    
  14:2483     15:334      16:270      17:360      18:906      20:449    
  21:4        22:188      23:7231     24:2732     25:2        27:2688   
  29:19       31:3047     32:37       34:69       35:180      36:2396   
  37:4509     38:9109     39:882      40:151      41:4153     42:1979   
  43:2508     44:344      45:18053    46:4952     47:292      49:1999   
  50:1866     51:586      52:1571     54:307      55:1029     56:8      
  57:237      58:2202     59:1180     60:1160     61:2777     62:2922   
  63:1834     64:5416     65:2095     66:4649     67:3015     68:1259   
  69:3988     70:1155     71:609      72:2869     74:2781     75:1635   
  76:632      77:2595     78:1846     79:1703     80:2212     81:2036   
  82:1840     83:1418     84:1799     85:3267     86:983      87:2164   
  88:1271     89:4327     90:755      91:8317     92:2757     93:2841   
  94:3836     95:4171     96:1266     97:311      98:1031     99:733    
 100:71      101:1125    102:3507    103:32233   104:4552    105:749    
 106:1012    107:2624    108:1187    109:4066    110:2222    111:3284   
 112:2035    113:1786    114:1929    115:2155    116:2023    117:2722   
 118:2869    119:1942    120:1868    121:1360    122:2728    123:2176   
 124:1546    125:2850    126:62      128:1604    129:948     130:1264   
 131:1884    132:814     133:450     134:1513    135:322     136:1338   
 137:1288    138:2921    139:1550    140:1528    141:1461    142:1821   
 143:1595    144:1024    145:467     146:2131    147:2044    148:2587   
 149:2851    150:1196    151:1613    152:2119    153:567     154:7848   
 155:1596    156:3325    157:1880    158:1256    159:2439    160:3475   
 161:1774    162:3629    163:1783    164:1690    165:2159    166:1340   
 167:1865    168:4097    169:798     170:5064    171:1003    172:4028   
 173:3175    174:919     175:1268    176:3575    177:4881    178:3727   
 179:2224    180:2541    181:3961    182:3352    183:2069    184:2276   
 185:21366   186:5056    187:4250    188:4232    189:4070    190:9591   
 191:1555    192:11231   193:9329    194:7677    195:5416    196:3244   
 197:3491    198:6125    199:8255    200:8178    201:6294    202:10362  
 203:10541   204:4600    205:3688    206:4669    207:3607    208:4200   
 209:5144    210:4550    211:2512    212:4509    213:3753    214:1055   
 215:48      216:6585    217:3088    218:1332    219:373     220:2104   
 221:1050    222:715     223:2302   

End of report


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