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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Sep 7 21:13:13 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Thu 07 Sep, 2023

  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:                              926421
    Prefixes after maximum aggregation (per Origin AS):          351811
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      452748
    Number of IPv4 prefixes with a valid ROA:                    418867
    Number of IPv4 prefixes with an invalid ROA:                   2290
    Number of IPv4 prefixes with no ROA:                         505264
Total ASes present in the Internet Routing Table:                 74762
    Prefixes per ASN:                                             12.39
Origin-only ASes present in the Internet Routing Table:           64290
Origin ASes announcing only one prefix:                           26327
Transit ASes present in the Internet Routing Table:               10472
Transit-only ASes present in the Internet Routing Table:            458
Paths with bogon ASNs present in the IPv4 Routing Table:             62
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     102
    Max AS path prepend of ASN (211389)                             100
Prefixes from unregistered ASNs in the Routing Table:              1090
    Number of instances of unregistered ASNs:                      1111
Number of 32-bit ASNs allocated by the RIRs:                      42566
Number of 32-bit ASNs visible in the Routing Table:               35050
Prefixes from 32-bit ASNs in the Routing Table:                  174959
Number of bogon 32-bit ASNs visible in the Routing Table:           101
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            607
Number of addresses announced to Internet:                   3054757888
    Equivalent to 182 /8s, 19 /16s and 232 /24s
    Percentage of available address space announced:               82.5
    Percentage of allocated address space announced:               82.5
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.5
Total number of prefixes smaller than registry allocations:      308417

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

Prefixes being announced by APNIC Region ASes:                   244587
    Total APNIC prefixes after maximum aggregation:               69967
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          238297
    Unique aggregates announced from the APNIC address blocks:    98719
APNIC Region origin ASes present in the Internet Routing Table:   13592
    APNIC Prefixes per ASN:                                       17.53
APNIC Region origin ASes announcing only one prefix:               4028
APNIC Region transit ASes present in the Internet Routing Table:   1810
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         25
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8940
Number of APNIC addresses announced to Internet:              772326656
    Equivalent to 46 /8s, 8 /16s and 197 /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:                    271886
    Total ARIN prefixes after maximum aggregation:               123682
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           274596
    Unique aggregates announced from the ARIN address blocks:    131457
ARIN Region origin ASes present in the Internet Routing Table:    19078
    ARIN Prefixes per ASN:                                        14.39
ARIN Region origin ASes announcing only one prefix:                6942
ARIN Region transit ASes present in the Internet Routing Table:    1929
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4821
Number of ARIN addresses announced to Internet:              1279097088
    Equivalent to 76 /8s, 61 /16s and 121 /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, 393216-401308
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:                    260446
    Total RIPE prefixes after maximum aggregation:               122982
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           256640
    Unique aggregates announced from the RIPE address blocks:    159979
RIPE Region origin ASes present in the Internet Routing Table:    28403
    RIPE Prefixes per ASN:                                         9.04
RIPE Region origin ASes announcing only one prefix:               12038
RIPE Region transit ASes present in the Internet Routing Table:    3898
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                         102
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11317
Number of RIPE addresses announced to Internet:               716705536
    Equivalent to 42 /8s, 184 /16s and 15 /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:                  118621
    Total LACNIC prefixes after maximum aggregation:              28492
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         117640
    Unique aggregates announced from the LACNIC address blocks:   49225
LACNIC Region origin ASes present in the Internet Routing Table:  11025
    LACNIC Prefixes per ASN:                                      10.67
LACNIC Region origin ASes announcing only one prefix:              2695
LACNIC Region transit ASes present in the Internet Routing Table:  2311
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        35
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8839
Number of LACNIC addresses announced to Internet:             178508288
    Equivalent to 10 /8s, 163 /16s and 210 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                  29791
    Total AfriNIC prefixes after maximum aggregation:              5944
    AfriNIC Deaggregation factor:                                  5.01
Prefixes being announced from the AfriNIC address blocks:         38640
    Unique aggregates announced from the AfriNIC address blocks:  12859
AfriNIC Region origin ASes present in the Internet Routing Table:  1789
    AfriNIC Prefixes per ASN:                                     21.60
AfriNIC Region origin ASes announcing only one prefix:              624
AfriNIC Region transit ASes present in the Internet Routing Table:  336
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1133
Number of AfriNIC addresses announced to Internet:            107654400
    Equivalent to 6 /8s, 106 /16s and 173 /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        9491       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5726        784     688  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4356        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3597       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3314       1835      91  VNPT-AS-VN VNPT Corp, VN
  9498        3149        498     251  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2947       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        2928       1330      20  VIETEL-AS-AP Viettel Group, VN
 24560        2498        848     389  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2290      11269     604  KIXS-AS-KR Korea Telecom, KR

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        9028      10952    3272  AMAZON-02, US
 11492        4518        300     661  CABLEONE, US
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 22773        3557       3072     309  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3535       1319      66  SHAW, CA
   749        3153      54959    2405  DNIC-AS-00749, US
 16625        3005       1444    2276  AKAMAI-AS, US
   367        2977       3947    1405  DNIC-ASBLK-00306-00371, US
396982        2687       3596     387  GOOGLE-CLOUD-PLATFORM, US
 30036        2487        356     405  MEDIACOM-ENTERPRISE-BUSINESS, 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        7351       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4074       3398     152  AKAMAI-ASN1, NL
  8551        3459        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2970       2298     918  ROSTELECOM-AS, RU
  9009        2723        254    1388  M247, RO
 34984        2327        362     597  TELLCOM-AS, TR
 58224        1752        933     517  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
 61317        1493        100    1160  ASDETUK www.heficed.com, US

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       11759       3365     597  UNINET, MX
 10620        3538        506     849  Telmex Colombia S.A., CO
 13999        2407        342     628  Mega Cable, S.A. de C.V., MX
 11830        1969        369      64  Instituto Costarricense de Electricidad
 28573        1324       2324     232  Claro NXT Telecomunicacoes Ltda, BR
  6503        1303        344     511  Axtel, S.A.B. de C.V., MX
  3816        1295        764     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1125        182     429  Techtel LMDS Comunicaciones Interactiva
  6147        1112        370      22  Telefonica del Peru S.A.A., PE
 26615        1028       2501      49  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
 24863        1593        393      19  LINKdotNET-AS, EG
 24835        1457        497      26  RAYA-AS, EG
 36992        1357       1518     281  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1045         67      45  ORANGE-COTE-IVOIRE, CI
 36935         780        520      36  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         533         55      50  WANANCHI-, KE
 37342         485         32       1  MOVITEL, MZ
 24757         459         73       5  EthioNet-AS, ET

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       11759       3365     597  UNINET, MX
  9808        9491       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9028      10952    3272  AMAZON-02, US
 12479        7351       1713     145  UNI2-AS, ES
  7545        5726        784     688  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4518        300     661  CABLEONE, US
 18403        4356        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 20940        4074       3398     152  AKAMAI-ASN1, NL

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        9491         9450  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7351         7206  UNI2-AS, ES
 16509        9028         5756  AMAZON-02, US
  7545        5726         5038  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4356         4331  FPT-AS-AP FPT Telecom Company, VN
  7155        4179         4078  VIASAT-SP-BACKBONE, US
 20940        4074         3922  AKAMAI-ASN1, NL
 11492        4518         3857  CABLEONE, US
  7713        3597         3534  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

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
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, 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  LIGHTOWER, 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
100.96.100.0/24           57681  ASN-MGTS-USPD2, RU
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
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
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.178.240.0/24      Origin:    399517  RESERVED, ZZ
23.178.240.0/24     Transit:     32425  SKB3-ARIN-BGP, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, 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       /9:14      /10:39      /11:102     /12:298     
/13:578     /14:1196    /15:2097    /16:13513   /17:8257    /18:13818   
/19:24981   /20:43930   /21:51088   /22:109828  /23:99133   /24:557532  
/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        6437        7351  UNI2-AS, ES
  8151        5793       11759  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3429        4518  CABLEONE, US
  6327        3346        3535  SHAW, CA
  7155        3124        4179  VIASAT-SP-BACKBONE, US
  8551        2927        3459  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2603        3557  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2147        2487  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2101        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)
----------------------------------------------

   1:2222      2:1392      3:255       4:5         5:4562      6:136    
   7:6         8:1523      9:1        11:172      12:1509     13:370    
  14:2309     15:302      16:193      17:365      18:637      20:282    
  21:4        22:188      23:6367     24:2496     25:6        27:2580   
  29:19       31:2523     32:77       34:25       35:116      36:1987   
  37:4526     38:5174     39:870      40:146      41:4006     42:2104   
  43:2275     44:319      45:16473    46:4302     47:378      49:1799   
  50:1881     51:596      52:1597     54:394      55:952      56:8      
  57:124      58:1876     59:1167     60:1001     61:2529     62:2684   
  63:1915     64:5656     65:2334     66:4918     67:3027     68:1341   
  69:4128     70:1193     71:668      72:2960     74:2599     75:1563   
  76:622      77:2357     78:1836     79:2991     80:2114     81:1829   
  82:1476     83:1285     84:1549     85:3009     86:764      87:1995   
  88:1175     89:3846     90:618      91:7825     92:2058     93:2622   
  94:3513     95:4012     96:1296     97:321      98:1083     99:735    
 100:91      101:1316    102:2912    103:32070   104:4604    105:558    
 106:887     107:2653    108:1129    109:4235    110:2128    111:3129   
 112:2063    113:1746    114:1687    115:2038    116:1898    117:2432   
 118:2705    119:1999    120:1780    121:1138    122:2598    123:2164   
 124:1572    125:2536    128:1490    129:922     130:1047    131:1966   
 132:864     133:408     134:1790    135:306     136:912     137:1124   
 138:2656    139:1570    140:1159    141:1294    142:1492    143:1499   
 144:996     145:346     146:1952    147:1615    148:2460    149:2263   
 150:875     151:1233    152:1871    153:589     154:4920    155:1381   
 156:1950    157:1340    158:1085    159:2244    160:2597    161:1592   
 162:3540    163:1599    164:1709    165:1852    166:1021    167:1729   
 168:3736    169:905     170:4669    171:845     172:3699    173:2954   
 174:980     175:1194    176:3778    177:4462    178:3536    179:2129   
 180:2517    181:3541    182:3312    183:1991    184:2280    185:20541  
 186:4717    187:4164    188:4141    189:3791    190:9222    191:1399   
 192:10956   193:8955    194:7250    195:5197    196:3104    197:2463   
 198:6004    199:6104    200:7950    201:6024    202:10480   203:10154  
 204:4554    205:3686    206:4364    207:3484    208:4156    209:4931   
 210:4426    211:2475    212:4227    213:3415    214:1095    215:58     
 216:6680    217:2780    218:1296    219:467     220:2033    221:983    
 222:765     223:2144   

End of report


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