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

REN Routing Table Report cscora at bgp.nsrc.org
Fri May 31 21:13:42 UTC 2024


IPv4 R&E Routing Table Report   21:10 GMT Fri 31 May, 2024

  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:                              949564
    Prefixes after maximum aggregation (per Origin AS):          361335
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      462934
    Number of IPv4 prefixes with a valid ROA:                    479502
    Number of IPv4 prefixes with an invalid ROA:                   1517
    Number of IPv4 prefixes with no ROA:                         468545
Total ASes present in the Internet Routing Table:                 75807
    Prefixes per ASN:                                             12.53
Origin-only ASes present in the Internet Routing Table:           65051
Origin ASes announcing only one prefix:                           26710
Transit ASes present in the Internet Routing Table:               10756
Transit-only ASes present in the Internet Routing Table:            533
Paths with bogon ASNs present in the IPv4 Routing Table:             22
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      61
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1007
    Number of instances of unregistered ASNs:                      1009
Number of 32-bit ASNs allocated by the RIRs:                      44611
Number of 32-bit ASNs visible in the Routing Table:               36481
Prefixes from 32-bit ASNs in the Routing Table:                  187037
Number of bogon 32-bit ASNs visible in the Routing Table:            16
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            603
Number of addresses announced to Internet:                   3027399680
    Equivalent to 180 /8s, 114 /16s and 116 /24s
    Percentage of available address space announced:               81.8
    Percentage of allocated address space announced:               81.8
    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:      313378

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

Prefixes being announced by APNIC Region ASes:                   250589
    Total APNIC prefixes after maximum aggregation:               73403
    APNIC Deaggregation factor:                                    3.41
Prefixes being announced from the APNIC address blocks:          242638
    Unique aggregates announced from the APNIC address blocks:   100946
APNIC Region origin ASes present in the Internet Routing Table:   14109
    APNIC Prefixes per ASN:                                       17.20
APNIC Region origin ASes announcing only one prefix:               4309
APNIC Region transit ASes present in the Internet Routing Table:   1903
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         37
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9539
Number of APNIC addresses announced to Internet:              761035008
    Equivalent to 45 /8s, 92 /16s and 121 /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:                    276920
    Total ARIN prefixes after maximum aggregation:               124811
    ARIN Deaggregation factor:                                     2.22
Prefixes being announced from the ARIN address blocks:           281575
    Unique aggregates announced from the ARIN address blocks:    133711
ARIN Region origin ASes present in the Internet Routing Table:    19143
    ARIN Prefixes per ASN:                                        14.71
ARIN Region origin ASes announcing only one prefix:                6961
ARIN Region transit ASes present in the Internet Routing Table:    1975
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4915
Number of ARIN addresses announced to Internet:              1267940352
    Equivalent to 75 /8s, 147 /16s and 60 /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,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  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:                    267473
    Total RIPE prefixes after maximum aggregation:               127506
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:           262162
    Unique aggregates announced from the RIPE address blocks:    164562
RIPE Region origin ASes present in the Internet Routing Table:    28686
    RIPE Prefixes per ASN:                                         9.14
RIPE Region origin ASes announcing only one prefix:               12156
RIPE Region transit ASes present in the Internet Routing Table:    3945
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          40
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11836
Number of RIPE addresses announced to Internet:               714178560
    Equivalent to 42 /8s, 145 /16s and 128 /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,
                        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:                  122123
    Total LACNIC prefixes after maximum aggregation:              28789
    LACNIC Deaggregation factor:                                   4.24
Prefixes being announced from the LACNIC address blocks:         120348
    Unique aggregates announced from the LACNIC address blocks:   50060
LACNIC Region origin ASes present in the Internet Routing Table:  11095
    LACNIC Prefixes per ASN:                                      10.85
LACNIC Region origin ASes announcing only one prefix:              2627
LACNIC Region transit ASes present in the Internet Routing Table:  2398
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        61
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8987
Number of LACNIC addresses announced to Internet:             176659456
    Equivalent to 10 /8s, 135 /16s and 156 /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:                  31452
    Total AfriNIC prefixes after maximum aggregation:              6162
    AfriNIC Deaggregation factor:                                  5.10
Prefixes being announced from the AfriNIC address blocks:         42237
    Unique aggregates announced from the AfriNIC address blocks:  13202
AfriNIC Region origin ASes present in the Internet Routing Table:  1838
    AfriNIC Prefixes per ASN:                                     22.98
AfriNIC Region origin ASes announcing only one prefix:              657
AfriNIC Region transit ASes present in the Internet Routing Table:  353
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1204
Number of AfriNIC addresses announced to Internet:            107265536
    Equivalent to 6 /8s, 100 /16s and 190 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 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        9828       8742      64  CHINAMOBILE-CN China Mobile Communicati
  7545        5633        776     668  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4345        347      24  FPT-AS-AP FPT Telecom Company, VN
  7552        3931       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3758        509     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3621       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3267       1852      98  VNPT-AS-VN VNPT Corp, VN
 24560        2795        863     374  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4755        2185        433     195  TATACOMM-AS TATA Communications formerl
 45090        2151       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute

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        9898      11375    3581  AMAZON-02, US
 11492        4622        307     591  CABLEONE, US
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
  6327        3593       1320      79  SHAW, CA
 22773        3555       3058     237  ASN-CXA-ALL-CCI-22773-RDC, US
   174        3519       8783     878  COGENT-174, US
   749        3222      54904    2474  DNIC-AS-00749, US
 16625        3064       1316    2199  AKAMAI-AS, US
  7018        2815      23662    1779  ATT-INTERNET4, US
   367        2771       3385    1295  DNIC-ASBLK-00306-00371, 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        7760       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3797       3396     130  AKAMAI-ASN1, NL
  9009        3511        300    1753  M247, RO
 12389        2987       2304     901  ROSTELECOM-AS, RU
  8551        2646        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 34984        2343        362     581  TELLCOM-AS, TR
212238        1692        123    1229  CDNEXT, GB
 13188        1607        100      26  TRIOLAN, UA
  8452        1579       1852      14  TE-AS TE-AS, EG

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       12149       3319     500  UNINET, MX
 10620        3512        492     940  Telmex Colombia S.A., CO
 13999        2547        355     666  Mega Cable, S.A. de C.V., MX
 11830        2002        369      64  Instituto Costarricense de Electricidad
 28573        1345       2311     257  Claro NXT Telecomunicacoes Ltda, BR
  3816        1322        784     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1239        278      33  Techtel LMDS Comunicaciones Interactiva
  6503        1128        315     480  Axtel, S.A.B. de C.V., MX
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 26615        1076       2503      53  TIM SA, BR

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        1569        577      29  RAYA-AS, EG
 24863        1494        389      20  LINKdotNET-AS, EG
 36992        1376       1520     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1219         77      58  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 15399         534         56      56  WANANCHI-, KE
 36914         477         82       3  KENET-AS, KE
 37342         467         32       1  MOVITEL, MZ

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
  8151       12149       3319     500  UNINET, MX
 16509        9898      11375    3581  AMAZON-02, US
  9808        9828       8742      64  CHINAMOBILE-CN China Mobile Communicati
 12479        7760       1708     145  UNI2-AS, ES
  7545        5633        776     668  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4622        307     591  CABLEONE, US
 18403        4345        347      24  FPT-AS-AP FPT Telecom Company, VN
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
  7552        3931       1331      21  VIETEL-AS-AP Viettel Group, VN

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9828         9764  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7760         7615  UNI2-AS, ES
 16509        9898         6317  AMAZON-02, US
  7545        5633         4965  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4345         4321  FPT-AS-AP FPT Telecom Company, VN
  7155        4167         4078  VIASAT-SP-BACKBONE, US
 11492        4622         4031  CABLEONE, US
  7552        3931         3910  VIETEL-AS-AP Viettel Group, VN
 20940        3797         3667  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
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     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
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, 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
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US
27.0.192.0/22        Origin:    138415  YANCYLIMITED-AS-HK Yancy Limited, HK
27.0.192.0/22       Transit:     51847  NEAROUTE, HK

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       /9:14      /10:36      /11:93      /12:298     
/13:577     /14:1180    /15:2083    /16:13258   /17:8192    /18:13698   
/19:24500   /20:43279   /21:51260   /22:111137  /23:99451   /24:580491  
/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        6854        7760  UNI2-AS, ES
  8151        6210       12149  UNINET, MX
 11492        3531        4622  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3593  SHAW, CA
  7155        3111        4167  VIASAT-SP-BACKBONE, US
 22773        2641        3555  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2180        2524  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2141        3512  Telmex Colombia S.A., CO
  8551        2122        2646  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2276      2:1520      3:339       4:6         5:4558      6:162    
   7:6         8:1509      9:1        11:172      12:1462     13:355    
  14:2360     15:319      16:217      17:369      18:764      20:385    
  21:4        22:188      23:6845     24:2714     25:2        27:2625   
  29:19       31:2588     32:45       34:63       35:137      36:2282   
  37:4500     38:7587     39:896      40:122      41:4073     42:2103   
  43:2361     44:320      45:17129    46:4510     47:306      49:1946   
  50:1910     51:577      52:1585     54:313      55:986      56:7      
  57:182      58:2075     59:1192     60:1032     61:2582     62:2720   
  63:1884     64:5505     65:2291     66:4683     67:2993     68:1321   
  69:4079     70:1194     71:589      72:2885     74:2592     75:1551   
  76:620      77:2476     78:1860     79:2522     80:2188     81:2014   
  82:1658     83:1354     84:1673     85:3178     86:914      87:2050   
  88:1249     89:4120     90:687      91:8140     92:2316     93:2710   
  94:3751     95:4218     96:1277     97:316      98:1046     99:738    
 100:72      101:1167    102:3460    103:32442   104:4785    105:677    
 106:948     107:2729    108:1151    109:4196    110:2136    111:3245   
 112:2059    113:1772    114:1797    115:2139    116:1880    117:2653   
 118:2814    119:1977    120:1777    121:1292    122:2676    123:2220   
 124:1574    125:2853    126:32      128:1475    129:934     130:1162   
 131:1849    132:815     133:412     134:1737    135:322     136:1113   
 137:1207    138:2837    139:1545    140:1361    141:1341    142:1647   
 143:1551    144:1012    145:364     146:2061    147:1962    148:2516   
 149:2750    150:1040    151:1342    152:2202    153:591     154:6742   
 155:1458    156:2303    157:1831    158:1148    159:2327    160:2670   
 161:1700    162:3561    163:1718    164:1650    165:2157    166:1250   
 167:1795    168:3996    169:812     170:4930    171:1025    172:3858   
 173:3049    174:894     175:1230    176:3689    177:4852    178:3719   
 179:2286    180:2378    181:3748    182:3386    183:1995    184:2261   
 185:20841   186:5041    187:4572    188:4072    189:4193    190:9441   
 191:1711    192:11063   193:9134    194:7516    195:5311    196:3186   
 197:2600    198:6069    199:7881    200:8037    201:6240    202:10274  
 203:10284   204:4597    205:3640    206:4496    207:3597    208:4164   
 209:5063    210:4503    211:2532    212:4284    213:3495    214:1073   
 215:49      216:6792    217:3020    218:1297    219:413     220:2039   
 221:1037    222:693     223:2204   

End of report


More information about the ren-bgp-stats-all mailing list