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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jan 2 21:13:54 UTC 2025


IPv4 R&E Routing Table Report   21:10 GMT Thu 02 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:                              969358
    Prefixes after maximum aggregation (per Origin AS):          369365
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      469121
    Number of IPv4 prefixes with a valid ROA:                    521464
    Number of IPv4 prefixes with an invalid ROA:                    129
    Number of IPv4 prefixes with no ROA:                         447765
Total ASes present in the Internet Routing Table:                 76416
    Prefixes per ASN:                                             12.69
Origin-only ASes present in the Internet Routing Table:           65492
Origin ASes announcing only one prefix:                           26822
Transit ASes present in the Internet Routing Table:               10924
Transit-only ASes present in the Internet Routing Table:            536
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:              1065
    Number of instances of unregistered ASNs:                      1071
Number of 32-bit ASNs allocated by the RIRs:                      46003
Number of 32-bit ASNs visible in the Routing Table:               37552
Prefixes from 32-bit ASNs in the Routing Table:                  196455
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:                   3115705344
    Equivalent to 185 /8s, 181 /16s and 228 /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:      317010

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

Prefixes being announced by APNIC Region ASes:                   254004
    Total APNIC prefixes after maximum aggregation:               76039
    APNIC Deaggregation factor:                                    3.34
Prefixes being announced from the APNIC address blocks:          245499
    Unique aggregates announced from the APNIC address blocks:   102173
APNIC Region origin ASes present in the Internet Routing Table:   14422
    APNIC Prefixes per ASN:                                       17.02
APNIC Region origin ASes announcing only one prefix:               4428
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:                         53
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9912
Number of APNIC addresses announced to Internet:              756406272
    Equivalent to 45 /8s, 21 /16s and 216 /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:                    286995
    Total ARIN prefixes after maximum aggregation:               126600
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           288325
    Unique aggregates announced from the ARIN address blocks:    132174
ARIN Region origin ASes present in the Internet Routing Table:    19205
    ARIN Prefixes per ASN:                                        15.01
ARIN Region origin ASes announcing only one prefix:                6985
ARIN Region transit ASes present in the Internet Routing Table:    1998
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:              1344146176
    Equivalent to 80 /8s, 30 /16s and 11 /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:                    269738
    Total RIPE prefixes after maximum aggregation:               130555
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           266775
    Unique aggregates announced from the RIPE address blocks:    169977
RIPE Region origin ASes present in the Internet Routing Table:    28793
    RIPE Prefixes per ASN:                                         9.27
RIPE Region origin ASes announcing only one prefix:               12073
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:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12167
Number of RIPE addresses announced to Internet:               733003520
    Equivalent to 43 /8s, 176 /16s and 191 /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:                  123155
    Total LACNIC prefixes after maximum aggregation:              28900
    LACNIC Deaggregation factor:                                   4.26
Prefixes being announced from the LACNIC address blocks:         120629
    Unique aggregates announced from the LACNIC address blocks:   48806
LACNIC Region origin ASes present in the Internet Routing Table:  11174
    LACNIC Prefixes per ASN:                                      10.80
LACNIC Region origin ASes announcing only one prefix:              2652
LACNIC Region transit ASes present in the Internet Routing Table:  2494
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:  9104
Number of LACNIC addresses announced to Internet:             177463552
    Equivalent to 10 /8s, 147 /16s and 225 /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:                  34401
    Total AfriNIC prefixes after maximum aggregation:              6603
    AfriNIC Deaggregation factor:                                  5.21
Prefixes being announced from the AfriNIC address blocks:         47631
    Unique aggregates announced from the AfriNIC address blocks:  15571
AfriNIC Region origin ASes present in the Internet Routing Table:  1904
    AfriNIC Prefixes per ASN:                                     25.02
AfriNIC Region origin ASes announcing only one prefix:              684
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: 1262
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       10098       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6196        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4362        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        3246       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       12489      37834    3190  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        3209      23511    2041  ATT-INTERNET4, US
 16625        2972       1296    2181  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        7695       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4000       3395     126  AKAMAI-ASN1, NL
  9009        3732        321    1879  M247, RO
 12389        2964       2299     885  ROSTELECOM-AS, RU
 34984        2369        360     577  TELLCOM-AS, TR
212238        1844        133    1358  CDNEXT, GB
  8452        1629       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       11529       3227     604  UNINET, MX
 10620        3544        494     943  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        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        1134        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        1643        389      18  LINKdotNET-AS, EG
 29571        1470         93      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         538         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       12489      37834    3190  AMAZON-02, US
  8151       11529       3227     604  UNINET, MX
  9808       10098       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7695       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        4362        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       11529        10925  UNINET, MX
  9808       10098        10011  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7695         7552  UNI2-AS, ES
  7545        6196         5531  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4362         4339  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
23.132.192.0/24      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
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, 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   /17:8247    /18:13705   
/19:24618   /20:43795   /21:51870   /22:111894  /23:100248  /24:596546  
/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        6667        7695  UNI2-AS, ES
  8151        5724       11529  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        2238       12489  AMAZON-02, US
 30036        2235        2576  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2174        3544  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)
----------------------------------------------

   1:2279      2:1558      3:538       4:9         5:4496      6:165    
   7:6         8:1548      9:2        11:172      12:1394     13:360    
  14:2468     15:334      16:270      17:360      18:906      20:446    
  21:4        22:188      23:7224     24:2729     25:2        27:2689   
  29:19       31:3019     32:37       34:69       35:179      36:2395   
  37:4501     38:8975     39:881      40:151      41:4144     42:2010   
  43:2503     44:341      45:18238    46:4969     47:290      49:1997   
  50:1865     51:586      52:1574     54:315      55:1025     56:8      
  57:235      58:2199     59:1178     60:1157     61:2779     62:2887   
  63:1834     64:5423     65:2100     66:4658     67:3022     68:1316   
  69:3974     70:1156     71:607      72:2871     74:2781     75:1636   
  76:626      77:2588     78:1847     79:1692     80:2204     81:2038   
  82:1808     83:1417     84:1778     85:3198     86:977      87:2163   
  88:1266     89:4314     90:760      91:8306     92:2736     93:2832   
  94:3837     95:4191     96:1260     97:308      98:1088     99:732    
 100:72      101:1121    102:3737    103:32258   104:4436    105:749    
 106:1013    107:2624    108:1185    109:4066    110:2208    111:3267   
 112:2034    113:1787    114:1926    115:2133    116:2010    117:2662   
 118:2874    119:1943    120:1860    121:1338    122:2737    123:2181   
 124:1546    125:2801    126:62      128:1592    129:948     130:1277   
 131:1857    132:806     133:450     134:1508    135:323     136:1339   
 137:1284    138:2900    139:1549    140:1513    141:1463    142:1818   
 143:1587    144:1012    145:432     146:2128    147:2041    148:2576   
 149:2835    150:1190    151:1545    152:2111    153:567     154:8113   
 155:1580    156:3489    157:1863    158:1251    159:2433    160:3434   
 161:1754    162:3624    163:1786    164:1682    165:2157    166:1341   
 167:1861    168:4115    169:801     170:5054    171:1003    172:4025   
 173:3193    174:920     175:1269    176:3571    177:4837    178:3720   
 179:2223    180:2538    181:3963    182:3353    183:2070    184:2271   
 185:21314   186:5040    187:4212    188:4216    189:4093    190:9597   
 191:1566    192:11235   193:9312    194:7679    195:5412    196:3237   
 197:3528    198:6101    199:8278    200:8097    201:6290    202:10341  
 203:10551   204:4628    205:3698    206:4673    207:3614    208:4201   
 209:5132    210:4530    211:2496    212:4502    213:3783    214:1054   
 215:48      216:6596    217:3087    218:1324    219:372     220:2105   
 221:1052    222:674     223:2286   

End of report


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