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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jan 13 04:21:05 UTC 2025


IPv4 R&E Routing Table Report   04:17 GMT Mon 13 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:                              969852
    Prefixes after maximum aggregation (per Origin AS):          369627
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      469635
    Number of IPv4 prefixes with a valid ROA:                    522568
    Number of IPv4 prefixes with an invalid ROA:                    135
    Number of IPv4 prefixes with no ROA:                         447149
Total ASes present in the Internet Routing Table:                 76442
    Prefixes per ASN:                                             12.69
Origin-only ASes present in the Internet Routing Table:           65510
Origin ASes announcing only one prefix:                           26840
Transit ASes present in the Internet Routing Table:               10932
Transit-only ASes present in the Internet Routing Table:            532
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:              1071
    Number of instances of unregistered ASNs:                      1077
Number of 32-bit ASNs allocated by the RIRs:                      46033
Number of 32-bit ASNs visible in the Routing Table:               37589
Prefixes from 32-bit ASNs in the Routing Table:                  196995
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:            502
Number of addresses announced to Internet:                   3119166208
    Equivalent to 185 /8s, 234 /16s and 179 /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:      316760

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

Prefixes being announced by APNIC Region ASes:                   254512
    Total APNIC prefixes after maximum aggregation:               75973
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          246287
    Unique aggregates announced from the APNIC address blocks:   102300
APNIC Region origin ASes present in the Internet Routing Table:   14435
    APNIC Prefixes per ASN:                                       17.06
APNIC Region origin ASes announcing only one prefix:               4429
APNIC Region transit ASes present in the Internet Routing Table:   1920
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:   9930
Number of APNIC addresses announced to Internet:              757000960
    Equivalent to 45 /8s, 30 /16s and 235 /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:                    286450
    Total ARIN prefixes after maximum aggregation:               126487
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           288359
    Unique aggregates announced from the ARIN address blocks:    132506
ARIN Region origin ASes present in the Internet Routing Table:    19206
    ARIN Prefixes per ASN:                                        15.01
ARIN Region origin ASes announcing only one prefix:                7001
ARIN Region transit ASes present in the Internet Routing Table:    1990
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:              1347113728
    Equivalent to 80 /8s, 75 /16s and 83 /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:                    270225
    Total RIPE prefixes after maximum aggregation:               130871
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           267281
    Unique aggregates announced from the RIPE address blocks:    170347
RIPE Region origin ASes present in the Internet Routing Table:    28802
    RIPE Prefixes per ASN:                                         9.28
RIPE Region origin ASes announcing only one prefix:               12068
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:               732889344
    Equivalent to 43 /8s, 175 /16s and 1 /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:                  123444
    Total LACNIC prefixes after maximum aggregation:              28981
    LACNIC Deaggregation factor:                                   4.26
Prefixes being announced from the LACNIC address blocks:         120853
    Unique aggregates announced from the LACNIC address blocks:   48865
LACNIC Region origin ASes present in the Internet Routing Table:  11180
    LACNIC Prefixes per ASN:                                      10.81
LACNIC Region origin ASes announcing only one prefix:              2652
LACNIC Region transit ASes present in the Internet Routing Table:  2497
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:             177475584
    Equivalent to 10 /8s, 148 /16s and 16 /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:                  34150
    Total AfriNIC prefixes after maximum aggregation:              6642
    AfriNIC Deaggregation factor:                                  5.14
Prefixes being announced from the AfriNIC address blocks:         46569
    Unique aggregates announced from the AfriNIC address blocks:  15194
AfriNIC Region origin ASes present in the Internet Routing Table:  1904
    AfriNIC Prefixes per ASN:                                     24.46
AfriNIC Region origin ASes announcing only one prefix:              690
AfriNIC Region transit ASes present in the Internet Routing Table:  368
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: 1259
Number of AfriNIC addresses announced to Internet:            104426240
    Equivalent to 6 /8s, 57 /16s and 107 /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        4314        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4075        524     273  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        2818        846     544  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2207        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       12630      38899    3306  AMAZON-02, US
 11492        4693        312     549  CABLEONE, US
  7155        4165        287      84  VIASAT-SP-BACKBONE, US
   174        4142       8762     879  COGENT-174, US
  6327        3614       1320      79  SHAW, CA
 22773        3588       3053     219  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3261      54895    2508  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        7665       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        2966       2300     886  ROSTELECOM-AS, RU
 34984        2371        360     576  TELLCOM-AS, TR
212238        1883        135    1390  CDNEXT, GB
 13188        1607        100      26  TRIOLAN, UA
  8452        1577       1852      14  TE-AS TE-AS, EG
 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       11598       3227     604  UNINET, MX
 10620        3538        491     953  Telmex Colombia S.A., CO
 13999        2524        538     373  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        1136        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1111        371      22  Telefonica del Peru S.A.A., PE
 22884        1071         98     368  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        1671        593      29  RAYA-AS, EG
 24863        1648        389      18  LINKdotNET-AS, EG
 29571        1578        100      96  ORANGE-COTE-IVOIRE, CI
 36992        1424       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         557       1861      35  IAM-AS, MA
 36914         535         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       12630      38899    3306  AMAZON-02, US
  8151       11598       3227     604  UNINET, MX
  9808       10232       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7665       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        4314        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4165        287      84  VIASAT-SP-BACKBONE, US
   174        4142       8762     879  COGENT-174, 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       11598        10994  UNINET, MX
  9808       10232        10145  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7665         7522  UNI2-AS, ES
  7545        6198         5533  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4314         4291  FPT-AS-AP FPT Telecom Company, VN
 11492        4693         4144  CABLEONE, US
  7155        4165         4081  VIASAT-SP-BACKBONE, US
 20940        4025         3899  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     
/13:592     /14:1229    /15:2175    /16:13991   /17:8271    /18:13713   
/19:24612   /20:43783   /21:51914   /22:111929  /23:100525  /24:596639  
/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        6630        7665  UNI2-AS, ES
  8151        5792       11598  UNINET, MX
 11492        3555        4693  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3113        4165  VIASAT-SP-BACKBONE, US
 22773        2708        3588  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2258       12630  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)
----------------------------------------------

   1:2276      2:1560      3:547       4:9         5:4506      6:165    
   7:6         8:1550      9:1        11:172      12:1388     13:357    
  14:2483     15:334      16:270      17:360      18:907      20:449    
  21:4        22:188      23:7228     24:2721     25:2        27:2689   
  29:19       31:3053     32:37       34:69       35:180      36:2398   
  37:4513     38:9045     39:882      40:151      41:4132     42:1989   
  43:2508     44:346      45:18045    46:4951     47:292      49:1999   
  50:1866     51:586      52:1571     54:307      55:1030     56:8      
  57:237      58:2195     59:1180     60:1160     61:2777     62:2920   
  63:1832     64:5411     65:2093     66:4647     67:3016     68:1259   
  69:3985     70:1155     71:609      72:2869     74:2783     75:1635   
  76:632      77:2592     78:1845     79:1704     80:2213     81:2035   
  82:1839     83:1418     84:1797     85:3265     86:984      87:2169   
  88:1273     89:4325     90:755      91:8316     92:2759     93:2840   
  94:3837     95:4172     96:1269     97:311      98:1033     99:733    
 100:71      101:1123    102:3488    103:32244   104:4551    105:749    
 106:1012    107:2625    108:1182    109:4067    110:2222    111:3288   
 112:2035    113:1780    114:1929    115:2156    116:2025    117:2722   
 118:2863    119:1940    120:1868    121:1359    122:2729    123:2176   
 124:1546    125:2851    126:62      128:1606    129:948     130:1256   
 131:1875    132:811     133:450     134:1510    135:329     136:1339   
 137:1289    138:2904    139:1548    140:1528    141:1457    142:1821   
 143:1592    144:1024    145:467     146:2130    147:2042    148:2588   
 149:2853    150:1196    151:1613    152:2119    153:566     154:7843   
 155:1590    156:3324    157:1879    158:1252    159:2435    160:3470   
 161:1776    162:3640    163:1788    164:1690    165:2160    166:1340   
 167:1863    168:4100    169:793     170:5052    171:1003    172:4029   
 173:3171    174:919     175:1266    176:3573    177:4865    178:3726   
 179:2218    180:2541    181:3966    182:3352    183:2061    184:2276   
 185:21368   186:5092    187:4240    188:4224    189:4101    190:9589   
 191:1537    192:11242   193:9333    194:7676    195:5417    196:3232   
 197:3478    198:6130    199:8260    200:8165    201:6300    202:10326  
 203:10546   204:4586    205:3687    206:4669    207:3607    208:4206   
 209:5146    210:4547    211:2511    212:4511    213:3751    214:1051   
 215:48      216:6582    217:3087    218:1332    219:373     220:2104   
 221:1051    222:719     223:2302   

End of report


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