[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 1 21:13:50 UTC 2025


IPv4 R&E Routing Table Report   21:10 GMT Wed 01 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:                              969245
    Prefixes after maximum aggregation (per Origin AS):          369323
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      469003
    Number of IPv4 prefixes with a valid ROA:                    521095
    Number of IPv4 prefixes with an invalid ROA:                    129
    Number of IPv4 prefixes with no ROA:                         448021
Total ASes present in the Internet Routing Table:                 76429
    Prefixes per ASN:                                             12.68
Origin-only ASes present in the Internet Routing Table:           65493
Origin ASes announcing only one prefix:                           26823
Transit ASes present in the Internet Routing Table:               10936
Transit-only ASes present in the Internet Routing Table:            540
Paths with bogon ASNs present in the IPv4 Routing Table:             24
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      53
    Max AS path prepend of ASN (149883)                              50
Prefixes from unregistered ASNs in the Routing Table:              1066
    Number of instances of unregistered ASNs:                      1072
Number of 32-bit ASNs allocated by the RIRs:                      45997
Number of 32-bit ASNs visible in the Routing Table:               37555
Prefixes from 32-bit ASNs in the Routing Table:                  196334
Number of bogon 32-bit ASNs visible in the Routing Table:            33
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            498
Number of addresses announced to Internet:                   3115894272
    Equivalent to 185 /8s, 184 /16s and 198 /24s
    Percentage of available address space announced:               84.2
    Percentage of allocated address space announced:               84.2
    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:      317004

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

Prefixes being announced by APNIC Region ASes:                   253972
    Total APNIC prefixes after maximum aggregation:               76047
    APNIC Deaggregation factor:                                    3.34
Prefixes being announced from the APNIC address blocks:          245517
    Unique aggregates announced from the APNIC address blocks:   102161
APNIC Region origin ASes present in the Internet Routing Table:   14420
    APNIC Prefixes per ASN:                                       17.03
APNIC Region origin ASes announcing only one prefix:               4428
APNIC Region transit ASes present in the Internet Routing Table:   1922
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         53
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9913
Number of APNIC addresses announced to Internet:              756464384
    Equivalent to 45 /8s, 22 /16s and 187 /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:                    286925
    Total ARIN prefixes after maximum aggregation:               126563
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           288302
    Unique aggregates announced from the ARIN address blocks:    132187
ARIN Region origin ASes present in the Internet Routing Table:    19209
    ARIN Prefixes per ASN:                                        15.01
ARIN Region origin ASes announcing only one prefix:                6984
ARIN Region transit ASes present in the Internet Routing Table:    1999
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:    5107
Number of ARIN addresses announced to Internet:              1344302336
    Equivalent to 80 /8s, 32 /16s and 109 /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:                    269801
    Total RIPE prefixes after maximum aggregation:               130572
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           266776
    Unique aggregates announced from the RIPE address blocks:    169914
RIPE Region origin ASes present in the Internet Routing Table:    28804
    RIPE Prefixes per ASN:                                         9.26
RIPE Region origin ASes announcing only one prefix:               12076
RIPE Region transit ASes present in the Internet Routing Table:    3962
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:   12174
Number of RIPE addresses announced to Internet:               733010688
    Equivalent to 43 /8s, 176 /16s and 219 /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:                  123113
    Total LACNIC prefixes after maximum aggregation:              28877
    LACNIC Deaggregation factor:                                   4.26
Prefixes being announced from the LACNIC address blocks:         120584
    Unique aggregates announced from the LACNIC address blocks:   48803
LACNIC Region origin ASes present in the Internet Routing Table:  11170
    LACNIC Prefixes per ASN:                                      10.80
LACNIC Region origin ASes announcing only one prefix:              2649
LACNIC Region transit ASes present in the Internet Routing Table:  2495
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:  9100
Number of LACNIC addresses announced to Internet:             177458944
    Equivalent to 10 /8s, 147 /16s and 207 /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:                  34368
    Total AfriNIC prefixes after maximum aggregation:              6595
    AfriNIC Deaggregation factor:                                  5.21
Prefixes being announced from the AfriNIC address blocks:         47567
    Unique aggregates announced from the AfriNIC address blocks:  15518
AfriNIC Region origin ASes present in the Internet Routing Table:  1903
    AfriNIC Prefixes per ASN:                                     25.00
AfriNIC Region origin ASes announcing only one prefix:              686
AfriNIC Region transit ASes present in the Internet Routing Table:  366
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: 1261
Number of AfriNIC addresses announced to Internet:            104397568
    Equivalent to 6 /8s, 56 /16s and 251 /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       10099       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6196        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4358        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4044        523     273  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3903       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3673       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3248       1869      99  VNPT-AS-VN VNPT Corp, VN
 24560        2823        845     537  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2207        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       12483      37833    3194  AMAZON-02, US
 11492        4692        312     552  CABLEONE, US
   174        4225       8764     883  COGENT-174, US
  7155        4165        287      85  VIASAT-SP-BACKBONE, US
  6327        3613       1320      79  SHAW, CA
 22773        3587       3054     220  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3208      23511    2040  ATT-INTERNET4, US
 16625        2974       1297    2178  AKAMAI-AS, US
396982        2891       3656     437  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        7700       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4000       3395     126  AKAMAI-ASN1, NL
  9009        3727        320    1879  M247, RO
 12389        2963       2298     885  ROSTELECOM-AS, RU
 34984        2369        360     577  TELLCOM-AS, TR
212238        1844        133    1358  CDNEXT, GB
  8452        1630       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1496         98     749  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       11528       3227     604  UNINET, MX
 10620        3548        494     936  Telmex Colombia S.A., CO
 13999        2531        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        1329        778     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1167        374     163  Axtel, S.A.B. de C.V., MX
 11664        1132        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1116        371      22  Telefonica del Peru S.A.A., PE
 22884        1070         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        1647        389      18  LINKdotNET-AS, EG
 29571        1470         93      61  ORANGE-COTE-IVOIRE, CI
 36992        1425       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         559       1861      35  IAM-AS, MA
 36914         541         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       12483      37833    3194  AMAZON-02, US
  8151       11528       3227     604  UNINET, MX
  9808       10099       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7700       1709     143  UNI2-AS, ES
  7545        6196        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4692        312     552  CABLEONE, US
 18403        4358        347      23  FPT-AS-AP FPT Telecom Company, VN
   174        4225       8764     883  COGENT-174, US
  7155        4165        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       11528        10924  UNINET, MX
  9808       10099        10012  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7700         7557  UNI2-AS, ES
  7545        6196         5531  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4358         4335  FPT-AS-AP FPT Telecom Company, VN
 11492        4692         4140  CABLEONE, US
  7155        4165         4080  VIASAT-SP-BACKBONE, US
  7552        3903         3878  VIETEL-AS-AP Viettel Group, VN
 20940        4000         3874  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
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, 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
     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
23.131.172.0/24      Origin:     61961  NELLICUS-NETWORKS-, US
23.131.172.0/24     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

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      /12:310     
/13:592     /14:1229    /15:2173    /16:13963   /17:8255    /18:13710   
/19:24617   /20:43795   /21:51868   /22:111861  /23:100235  /24:596469  
/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        6672        7700  UNI2-AS, ES
  8151        5723       11528  UNINET, MX
 11492        3555        4692  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3409        3613  SHAW, CA
  7155        3113        4165  VIASAT-SP-BACKBONE, US
 22773        2706        3587  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2237       12483  AMAZON-02, US
 30036        2235        2576  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2178        3548  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)
----------------------------------------------

   1:2280      2:1558      3:538       4:9         5:4495      6:165    
   7:6         8:1547      9:2        11:172      12:1396     13:360    
  14:2467     15:334      16:269      17:360      18:905      20:446    
  21:4        22:188      23:7222     24:2729     25:2        27:2689   
  29:19       31:3016     32:37       34:69       35:178      36:2392   
  37:4505     38:9004     39:881      40:150      41:4143     42:2027   
  43:2497     44:342      45:18230    46:4955     47:293      49:1992   
  50:1867     51:586      52:1574     54:315      55:1023     56:8      
  57:234      58:2199     59:1178     60:1156     61:2779     62:2888   
  63:1834     64:5426     65:2101     66:4657     67:3018     68:1316   
  69:3977     70:1156     71:604      72:2871     74:2781     75:1636   
  76:627      77:2585     78:1847     79:1697     80:2204     81:2038   
  82:1806     83:1417     84:1798     85:3199     86:975      87:2164   
  88:1265     89:4304     90:760      91:8304     92:2738     93:2832   
  94:3837     95:4196     96:1260     97:308      98:1089     99:732    
 100:72      101:1121    102:3734    103:32253   104:4437    105:749    
 106:1012    107:2624    108:1187    109:4069    110:2214    111:3267   
 112:2034    113:1801    114:1931    115:2135    116:2010    117:2671   
 118:2868    119:1944    120:1859    121:1338    122:2734    123:2180   
 124:1545    125:2800    126:62      128:1595    129:948     130:1275   
 131:1855    132:804     133:450     134:1514    135:323     136:1337   
 137:1282    138:2891    139:1549    140:1514    141:1463    142:1818   
 143:1581    144:1012    145:432     146:2129    147:2041    148:2576   
 149:2833    150:1190    151:1528    152:2111    153:567     154:8086   
 155:1579    156:3497    157:1863    158:1250    159:2432    160:3430   
 161:1750    162:3624    163:1789    164:1683    165:2157    166:1342   
 167:1862    168:4112    169:803     170:5051    171:1003    172:4028   
 173:3192    174:919     175:1267    176:3572    177:4828    178:3723   
 179:2231    180:2540    181:3973    182:3354    183:2061    184:2271   
 185:21325   186:5031    187:4216    188:4214    189:4092    190:9593   
 191:1567    192:11237   193:9310    194:7681    195:5409    196:3200   
 197:3530    198:6100    199:8280    200:8096    201:6291    202:10349  
 203:10549   204:4627    205:3670    206:4676    207:3617    208:4207   
 209:5133    210:4529    211:2497    212:4498    213:3775    214:1055   
 215:48      216:6590    217:3090    218:1322    219:371     220:2103   
 221:1053    222:674     223:2284   

End of report


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