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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Aug 22 21:13:18 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Tue 22 Aug, 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:                              926800
    Prefixes after maximum aggregation (per Origin AS):          351671
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      452817
    Number of IPv4 prefixes with a valid ROA:                    418363
    Number of IPv4 prefixes with an invalid ROA:                   2229
    Number of IPv4 prefixes with no ROA:                         506208
Total ASes present in the Internet Routing Table:                 74711
    Prefixes per ASN:                                             12.41
Origin-only ASes present in the Internet Routing Table:           64221
Origin ASes announcing only one prefix:                           26328
Transit ASes present in the Internet Routing Table:               10490
Transit-only ASes present in the Internet Routing Table:            452
Paths with bogon ASNs present in the IPv4 Routing Table:             57
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:              1015
    Number of instances of unregistered ASNs:                      1036
Number of 32-bit ASNs allocated by the RIRs:                      42490
Number of 32-bit ASNs visible in the Routing Table:               34977
Prefixes from 32-bit ASNs in the Routing Table:                  174323
Number of bogon 32-bit ASNs visible in the Routing Table:            90
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            551
Number of addresses announced to Internet:                   3055616768
    Equivalent to 182 /8s, 33 /16s and 3 /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:      308720

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

Prefixes being announced by APNIC Region ASes:                   244629
    Total APNIC prefixes after maximum aggregation:               69813
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          238375
    Unique aggregates announced from the APNIC address blocks:    98911
APNIC Region origin ASes present in the Internet Routing Table:   13560
    APNIC Prefixes per ASN:                                       17.58
APNIC Region origin ASes announcing only one prefix:               4008
APNIC Region transit ASes present in the Internet Routing Table:   1809
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8905
Number of APNIC addresses announced to Internet:              772982784
    Equivalent to 46 /8s, 18 /16s and 200 /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:                    272124
    Total ARIN prefixes after maximum aggregation:               123902
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           274192
    Unique aggregates announced from the ARIN address blocks:    130933
ARIN Region origin ASes present in the Internet Routing Table:    19089
    ARIN Prefixes per ASN:                                        14.36
ARIN Region origin ASes announcing only one prefix:                6965
ARIN Region transit ASes present in the Internet Routing Table:    1934
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4817
Number of ARIN addresses announced to Internet:              1279542016
    Equivalent to 76 /8s, 68 /16s and 67 /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:                    260643
    Total RIPE prefixes after maximum aggregation:               122727
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           257426
    Unique aggregates announced from the RIPE address blocks:    160113
RIPE Region origin ASes present in the Internet Routing Table:    28404
    RIPE Prefixes per ASN:                                         9.06
RIPE Region origin ASes announcing only one prefix:               12040
RIPE Region transit ASes present in the Internet Routing Table:    3901
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:   11300
Number of RIPE addresses announced to Internet:               716454656
    Equivalent to 42 /8s, 180 /16s and 59 /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:                  118428
    Total LACNIC prefixes after maximum aggregation:              28596
    LACNIC Deaggregation factor:                                   4.14
Prefixes being announced from the LACNIC address blocks:         117455
    Unique aggregates announced from the LACNIC address blocks:   49632
LACNIC Region origin ASes present in the Internet Routing Table:  11022
    LACNIC Prefixes per ASN:                                      10.66
LACNIC Region origin ASes announcing only one prefix:              2700
LACNIC Region transit ASes present in the Internet Routing Table:  2318
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        39
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8833
Number of LACNIC addresses announced to Internet:             178481152
    Equivalent to 10 /8s, 163 /16s and 104 /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:                  29961
    Total AfriNIC prefixes after maximum aggregation:              5921
    AfriNIC Deaggregation factor:                                  5.06
Prefixes being announced from the AfriNIC address blocks:         38800
    Unique aggregates announced from the AfriNIC address blocks:  12768
AfriNIC Region origin ASes present in the Internet Routing Table:  1778
    AfriNIC Prefixes per ASN:                                     21.82
AfriNIC Region origin ASes announcing only one prefix:              615
AfriNIC Region transit ASes present in the Internet Routing Table:  334
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       41
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1122
Number of AfriNIC addresses announced to Internet:            107690752
    Equivalent to 6 /8s, 107 /16s and 59 /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        9525       8729      40  CHINAMOBILE-CN China Mobile Communicati
  7545        5699        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4347        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3595       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3336       1835      91  VNPT-AS-VN VNPT Corp, VN
  9498        3102        498     248  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2948       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        2938       1331      21  VIETEL-AS-AP Viettel Group, VN
 24560        2486        846     405  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2307      11270     588  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        8812      10912    3228  AMAZON-02, US
 11492        4526        300     627  CABLEONE, US
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 22773        3574       3073     312  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3526       1319      66  SHAW, CA
   749        3146      54960    2398  DNIC-AS-00749, US
 16625        3088       1502    2323  AKAMAI-AS, US
   367        2989       3830    1414  DNIC-ASBLK-00306-00371, US
396982        2685       3596     387  GOOGLE-CLOUD-PLATFORM, US
 30036        2495        357     406  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        7343       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4098       3398     154  AKAMAI-ASN1, NL
  8551        3461        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2972       2298     919  ROSTELECOM-AS, RU
  9009        2683        248    1397  M247, RO
 34984        2330        362     594  TELLCOM-AS, TR
 58224        1790        938     563  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
 61317        1518        102    1181  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       11616       3357     601  UNINET, MX
 10620        3530        506     849  Telmex Colombia S.A., CO
 13999        2441        365     642  Mega Cable, S.A. de C.V., MX
 11830        1997        369      64  Instituto Costarricense de Electricidad
 28573        1315       2324     233  Claro NXT Telecomunicacoes Ltda, BR
  6503        1303        344     511  Axtel, S.A.B. de C.V., MX
  3816        1289        757     188  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1115        181     436  Techtel LMDS Comunicaciones Interactiva
  6147        1113        370      22  Telefonica del Peru S.A.A., PE
 26615        1035       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        1594        393      19  LINKdotNET-AS, EG
 24835        1503        533      27  RAYA-AS, EG
 36992        1356       1518     281  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1051         67      45  ORANGE-COTE-IVOIRE, CI
 36935         903        520      35  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 24757         477         73       5  EthioNet-AS, ET
 37342         471         32       1  MOVITEL, MZ
 15399         436         54      48  WANANCHI-, 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
  8151       11616       3357     601  UNINET, MX
  9808        9525       8729      40  CHINAMOBILE-CN China Mobile Communicati
 16509        8812      10912    3228  AMAZON-02, US
 12479        7343       1713     145  UNI2-AS, ES
  7545        5699        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4526        300     627  CABLEONE, US
 18403        4347        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 20940        4098       3398     154  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        9525         9485  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7343         7198  UNI2-AS, ES
 16509        8812         5584  AMAZON-02, US
  7545        5699         5013  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4347         4322  FPT-AS-AP FPT Telecom Company, VN
  7155        4179         4078  VIASAT-SP-BACKBONE, US
 20940        4098         3944  AKAMAI-ASN1, NL
 11492        4526         3899  CABLEONE, US
  7713        3595         3532  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
36.255.139.0/24      Origin:     56050  NEW-SHINE-INTERNET-TH 134 Yenchit Road, 
36.255.139.0/24     Transit:     58913  HCL-TH 4819 Supapong 3 Alley, Srinakarin
41.57.124.0/22       Origin:     37442  RESERVED, ZZ
41.57.124.0/22      Transit:     37204  TELONE, ZW

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     
/13:579     /14:1194    /15:2099    /16:13508   /17:8260    /18:13841   
/19:25030   /20:44052   /21:51259   /22:109821  /23:99057   /24:557630  
/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        6429        7343  UNI2-AS, ES
  8151        5663       11616  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3436        4526  CABLEONE, US
  6327        3337        3526  SHAW, CA
  7155        3124        4179  VIASAT-SP-BACKBONE, US
  8551        2929        3461  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2618        3574  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2153        2495  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2094        3530  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)
----------------------------------------------

   1:2225      2:1377      3:226       4:5         5:4552      6:138    
   7:6         8:1528      9:1        11:172      12:1510     13:378    
  14:2306     15:302      16:197      17:372      18:599      20:280    
  21:4        22:188      23:6391     24:2635     25:6        27:2572   
  29:19       31:2524     32:78       34:25       35:117      36:1983   
  37:4618     38:5137     39:862      40:147      41:3964     42:2090   
  43:2298     44:321      45:16573    46:4245     47:384      49:1783   
  50:1863     51:595      52:1598     54:392      55:972      56:8      
  57:123      58:1870     59:1163     60:995      61:2472     62:2668   
  63:1915     64:5588     65:2351     66:4941     67:3018     68:1326   
  69:4090     70:1196     71:666      72:2959     74:2632     75:1566   
  76:620      77:2456     78:1823     79:2985     80:2118     81:1807   
  82:1466     83:1279     84:1535     85:2986     86:755      87:1981   
  88:1174     89:3856     90:617      91:7812     92:2064     93:2599   
  94:3540     95:4007     96:1303     97:317      98:1081     99:734    
 100:91      101:1313    102:2945    103:32060   104:4587    105:553    
 106:881     107:2585    108:1129    109:4264    110:2115    111:3127   
 112:2072    113:1741    114:1681    115:2041    116:1897    117:2461   
 118:2698    119:1985    120:1791    121:1128    122:2597    123:2159   
 124:1569    125:2510    128:1494    129:1043    130:1035    131:1955   
 132:861     133:420     134:1791    135:306     136:913     137:1122   
 138:2639    139:1572    140:1254    141:1295    142:1479    143:1503   
 144:1004    145:340     146:1970    147:1617    148:2455    149:2140   
 150:875     151:1204    152:1850    153:583     154:4808    155:1386   
 156:1936    157:1315    158:1086    159:2234    160:2612    161:1597   
 162:3521    163:1594    164:1716    165:1843    166:1018    167:1735   
 168:3859    169:913     170:4614    171:877     172:3663    173:2977   
 174:986     175:1195    176:3792    177:4481    178:3550    179:2130   
 180:2519    181:3492    182:3410    183:1994    184:2302    185:20522  
 186:4756    187:4097    188:4142    189:3750    190:9245    191:1384   
 192:10921   193:8944    194:7304    195:5186    196:3129    197:2470   
 198:6019    199:6074    200:7923    201:6060    202:10527   203:10178  
 204:4547    205:3679    206:4319    207:3479    208:4121    209:4931   
 210:4421    211:2479    212:4243    213:3601    214:1091    215:59     
 216:6679    217:2781    218:1297    219:474     220:2033    221:979    
 222:759     223:2152   

End of report


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