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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Nov 15 21:13:20 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Wed 15 Nov, 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:                              933913
    Prefixes after maximum aggregation (per Origin AS):          355143
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      454526
    Number of IPv4 prefixes with a valid ROA:                    429286
    Number of IPv4 prefixes with an invalid ROA:                   2435
    Number of IPv4 prefixes with no ROA:                         502192
Total ASes present in the Internet Routing Table:                 75024
    Prefixes per ASN:                                             12.45
Origin-only ASes present in the Internet Routing Table:           64466
Origin ASes announcing only one prefix:                           26457
Transit ASes present in the Internet Routing Table:               10558
Transit-only ASes present in the Internet Routing Table:            471
Paths with bogon ASNs present in the IPv4 Routing Table:             48
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      61
    Max AS path prepend of ASN ( 37447)                              59
Prefixes from unregistered ASNs in the Routing Table:              1083
    Number of instances of unregistered ASNs:                      1089
Number of 32-bit ASNs allocated by the RIRs:                      43048
Number of 32-bit ASNs visible in the Routing Table:               35374
Prefixes from 32-bit ASNs in the Routing Table:                  177550
Number of bogon 32-bit ASNs visible in the Routing Table:            42
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            524
Number of addresses announced to Internet:                   3050181888
    Equivalent to 181 /8s, 206 /16s and 21 /24s
    Percentage of available address space announced:               82.4
    Percentage of allocated address space announced:               82.4
    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:      310318

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

Prefixes being announced by APNIC Region ASes:                   247108
    Total APNIC prefixes after maximum aggregation:               71029
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          240307
    Unique aggregates announced from the APNIC address blocks:    99101
APNIC Region origin ASes present in the Internet Routing Table:   13730
    APNIC Prefixes per ASN:                                       17.50
APNIC Region origin ASes announcing only one prefix:               4117
APNIC Region transit ASes present in the Internet Routing Table:   1839
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9084
Number of APNIC addresses announced to Internet:              771876096
    Equivalent to 46 /8s, 1 /16s and 229 /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:                    273256
    Total ARIN prefixes after maximum aggregation:               124132
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           277842
    Unique aggregates announced from the ARIN address blocks:    132195
ARIN Region origin ASes present in the Internet Routing Table:    19067
    ARIN Prefixes per ASN:                                        14.57
ARIN Region origin ASes announcing only one prefix:                6955
ARIN Region transit ASes present in the Internet Routing Table:    1936
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:    4822
Number of ARIN addresses announced to Internet:              1276670720
    Equivalent to 76 /8s, 24 /16s and 115 /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:                    262494
    Total RIPE prefixes after maximum aggregation:               124529
    RIPE Deaggregation factor:                                     2.11
Prefixes being announced from the RIPE address blocks:           257115
    Unique aggregates announced from the RIPE address blocks:    160618
RIPE Region origin ASes present in the Internet Routing Table:    28487
    RIPE Prefixes per ASN:                                         9.03
RIPE Region origin ASes announcing only one prefix:               12091
RIPE Region transit ASes present in the Internet Routing Table:    3908
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11440
Number of RIPE addresses announced to Internet:               715452160
    Equivalent to 42 /8s, 164 /16s and 239 /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:                  119790
    Total LACNIC prefixes after maximum aggregation:              28689
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         118610
    Unique aggregates announced from the LACNIC address blocks:   49359
LACNIC Region origin ASes present in the Internet Routing Table:  11047
    LACNIC Prefixes per ASN:                                      10.74
LACNIC Region origin ASes announcing only one prefix:              2662
LACNIC Region transit ASes present in the Internet Routing Table:  2347
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        39
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8881
Number of LACNIC addresses announced to Internet:             178259968
    Equivalent to 10 /8s, 160 /16s and 8 /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:                  30182
    Total AfriNIC prefixes after maximum aggregation:              6026
    AfriNIC Deaggregation factor:                                  5.01
Prefixes being announced from the AfriNIC address blocks:         39514
    Unique aggregates announced from the AfriNIC address blocks:  12818
AfriNIC Region origin ASes present in the Internet Routing Table:  1807
    AfriNIC Prefixes per ASN:                                     21.87
AfriNIC Region origin ASes announcing only one prefix:              632
AfriNIC Region transit ASes present in the Internet Routing Table:  343
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1147
Number of AfriNIC addresses announced to Internet:            107496192
    Equivalent to 6 /8s, 104 /16s and 67 /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        9738       8729      40  CHINAMOBILE-CN China Mobile Communicati
  7545        5701        786     694  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4302        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3600       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3252        491     240  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3250       1867      93  VNPT-AS-VN VNPT Corp, VN
  7552        2986       1330      20  VIETEL-AS-AP Viettel Group, VN
  4538        2940       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2581        851     377  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2282      11269     603  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        9233      11061    3336  AMAZON-02, US
 11492        4556        302     675  CABLEONE, US
  7155        4158        288     100  VIASAT-SP-BACKBONE, US
  6327        3554       1320      67  SHAW, CA
 22773        3514       3071     299  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3159      54932    2411  DNIC-AS-00749, US
 16625        3125       1391    2299  AKAMAI-AS, US
   367        3034       3869    1438  DNIC-ASBLK-00306-00371, US
396982        2720       3626     394  GOOGLE-CLOUD-PLATFORM, US
  7018        2512      23615    1590  ATT-INTERNET4, 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        7456       1713     145  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4026       3397     144  AKAMAI-ASN1, NL
  8551        3439        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  9009        3417        296    1586  M247, RO
 12389        2945       2295     913  ROSTELECOM-AS, RU
 34984        2322        361     589  TELLCOM-AS, TR
 58224        1649        910     583  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
  8452        1522       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       12014       3367     600  UNINET, MX
 10620        3545        504     860  Telmex Colombia S.A., CO
 13999        2454        335     635  Mega Cable, S.A. de C.V., MX
 11830        2008        369      64  Instituto Costarricense de Electricidad
 28573        1333       2322     237  Claro NXT Telecomunicacoes Ltda, BR
  3816        1297        778     195  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1251        342     506  Axtel, S.A.B. de C.V., MX
  6147        1101        369      22  Telefonica del Peru S.A.A., PE
 11664        1071        172     436  Techtel LMDS Comunicaciones Interactiva
 26615        1039       2502      52  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        1606        393      19  LINKdotNET-AS, EG
 24835        1548        545      28  RAYA-AS, EG
 36992        1358       1518     280  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1045         67      53  ORANGE-COTE-IVOIRE, CI
 36935         935        521      43  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         504         53      41  WANANCHI-, KE
 37342         493         32       1  MOVITEL, MZ
 24757         480         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       12014       3367     600  UNINET, MX
  9808        9738       8729      40  CHINAMOBILE-CN China Mobile Communicati
 16509        9233      11061    3336  AMAZON-02, US
 12479        7456       1713     145  UNI2-AS, ES
  7545        5701        786     694  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4556        302     675  CABLEONE, US
 18403        4302        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4158        288     100  VIASAT-SP-BACKBONE, US
 20940        4026       3397     144  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        9738         9698  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7456         7311  UNI2-AS, ES
 16509        9233         5897  AMAZON-02, US
  7545        5701         5007  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4302         4277  FPT-AS-AP FPT Telecom Company, VN
  7155        4158         4058  VIASAT-SP-BACKBONE, US
 20940        4026         3882  AKAMAI-ASN1, NL
 11492        4556         3881  CABLEONE, US
  7713        3600         3530  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
     65536  DOCUMENT     5.102.30.0/24           198471  LINKEM-AS, IT
     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
23.131.185.0/24      Origin:     30399  HOSTENGINE, US
23.131.185.0/24     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
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, 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      /10:38      /11:100     /12:299     
/13:582     /14:1193    /15:2091    /16:13469   /17:8307    /18:13787   
/19:25005   /20:43934   /21:51517   /22:110531  /23:99634   /24:563395  
/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        6545        7456  UNI2-AS, ES
  8151        6047       12014  UNINET, MX
 11492        3469        4556  CABLEONE, US
  6327        3364        3554  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3103        4158  VIASAT-SP-BACKBONE, US
  8551        2916        3439  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2568        3514  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2134        2479  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2119        3545  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)
----------------------------------------------

   1:2224      2:1422      3:273       4:5         5:4379      6:162    
   7:6         8:1518      9:1        11:172      12:1493     13:363    
  14:2309     15:304      16:203      17:363      18:673      20:317    
  21:4        22:188      23:6523     24:2565     25:2        27:2599   
  29:19       31:2563     32:55       34:29       35:118      36:2020   
  37:4463     38:5607     39:877      40:148      41:3987     42:2083   
  43:2310     44:328      45:16820    46:4363     47:373      49:1863   
  50:1884     51:574      52:1590     54:393      55:885      56:5      
  57:130      58:1907     59:1161     60:1010     61:2587     62:2711   
  63:1868     64:5514     65:2232     66:5020     67:3055     68:1349   
  69:4102     70:1167     71:615      72:2926     74:2636     75:1563   
  76:636      77:2337     78:1827     79:3020     80:2109     81:1844   
  82:1534     83:1304     84:1618     85:2989     86:752      87:1951   
  88:1232     89:3953     90:627      91:7887     92:2131     93:2643   
  94:3582     95:4015     96:1301     97:315      98:1080     99:738    
 100:97      101:1391    102:2974    103:32472   104:4821    105:565    
 106:976     107:2782    108:1134    109:4211    110:2130    111:3129   
 112:2073    113:1663    114:1708    115:2057    116:1909    117:2491   
 118:2728    119:1960    120:1783    121:1238    122:2626    123:2206   
 124:1571    125:2642    128:1492    129:914     130:1061    131:1997   
 132:864     133:408     134:1705    135:298     136:918     137:1134   
 138:2723    139:1575    140:1329    141:1327    142:1543    143:1522   
 144:1006    145:342     146:1973    147:1635    148:2463    149:2337   
 150:886     151:1252    152:1836    153:590     154:5353    155:1384   
 156:2123    157:1368    158:1056    159:2205    160:2608    161:1607   
 162:3560    163:1628    164:1661    165:1871    166:1079    167:1751   
 168:3847    169:790     170:4690    171:946     172:3832    173:2984   
 174:954     175:1200    176:3627    177:4608    178:3545    179:2203   
 180:2321    181:3594    182:3381    183:2010    184:2274    185:20686  
 186:4761    187:4223    188:4053    189:3982    190:9366    191:1483   
 192:11009   193:8978    194:7297    195:5124    196:3140    197:2485   
 198:6019    199:6480    200:8079    201:6251    202:10539   203:10171  
 204:4558    205:3694    206:4428    207:3512    208:4099    209:4923   
 210:4471    211:2503    212:4261    213:3419    214:1117    215:71     
 216:6710    217:2773    218:1323    219:474     220:2031    221:1007   
 222:782     223:2183   

End of report


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