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

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


IPv4 R&E Routing Table Report   21:10 GMT Tue 21 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:                              934067
    Prefixes after maximum aggregation (per Origin AS):          355289
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      454719
    Number of IPv4 prefixes with a valid ROA:                    430018
    Number of IPv4 prefixes with an invalid ROA:                   2271
    Number of IPv4 prefixes with no ROA:                         501778
Total ASes present in the Internet Routing Table:                 75030
    Prefixes per ASN:                                             12.45
Origin-only ASes present in the Internet Routing Table:           64455
Origin ASes announcing only one prefix:                           26466
Transit ASes present in the Internet Routing Table:               10575
Transit-only ASes present in the Internet Routing Table:            477
Paths with bogon ASNs present in the IPv4 Routing Table:             49
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      41
    Max AS path prepend of ASN (272886)                              31
Prefixes from unregistered ASNs in the Routing Table:              1074
    Number of instances of unregistered ASNs:                      1077
Number of 32-bit ASNs allocated by the RIRs:                      43080
Number of 32-bit ASNs visible in the Routing Table:               35389
Prefixes from 32-bit ASNs in the Routing Table:                  177739
Number of bogon 32-bit ASNs visible in the Routing Table:            43
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            531
Number of addresses announced to Internet:                   3049015040
    Equivalent to 181 /8s, 188 /16s and 71 /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:      310117

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

Prefixes being announced by APNIC Region ASes:                   247221
    Total APNIC prefixes after maximum aggregation:               71104
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          240458
    Unique aggregates announced from the APNIC address blocks:    99324
APNIC Region origin ASes present in the Internet Routing Table:   13743
    APNIC Prefixes per ASN:                                       17.50
APNIC Region origin ASes announcing only one prefix:               4120
APNIC Region transit ASes present in the Internet Routing Table:   1848
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:   9096
Number of APNIC addresses announced to Internet:              771433216
    Equivalent to 45 /8s, 251 /16s and 35 /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:                    273410
    Total ARIN prefixes after maximum aggregation:               123997
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           278043
    Unique aggregates announced from the ARIN address blocks:    132167
ARIN Region origin ASes present in the Internet Routing Table:    19061
    ARIN Prefixes per ASN:                                        14.59
ARIN Region origin ASes announcing only one prefix:                6954
ARIN Region transit ASes present in the Internet Routing Table:    1935
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:              1276210176
    Equivalent to 76 /8s, 17 /16s and 108 /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:                    262596
    Total RIPE prefixes after maximum aggregation:               124650
    RIPE Deaggregation factor:                                     2.11
Prefixes being announced from the RIPE address blocks:           257120
    Unique aggregates announced from the RIPE address blocks:    160578
RIPE Region origin ASes present in the Internet Routing Table:    28477
    RIPE Prefixes per ASN:                                         9.03
RIPE Region origin ASes announcing only one prefix:               12089
RIPE Region transit ASes present in the Internet Routing Table:    3902
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11434
Number of RIPE addresses announced to Internet:               714992384
    Equivalent to 42 /8s, 157 /16s and 235 /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:                  119588
    Total LACNIC prefixes after maximum aggregation:              28775
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         118403
    Unique aggregates announced from the LACNIC address blocks:   49379
LACNIC Region origin ASes present in the Internet Routing Table:  11047
    LACNIC Prefixes per ASN:                                      10.72
LACNIC Region origin ASes announcing only one prefix:              2669
LACNIC Region transit ASes present in the Internet Routing Table:  2350
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        41
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8885
Number of LACNIC addresses announced to Internet:             178425088
    Equivalent to 10 /8s, 162 /16s and 141 /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:                  30178
    Total AfriNIC prefixes after maximum aggregation:              6036
    AfriNIC Deaggregation factor:                                  5.00
Prefixes being announced from the AfriNIC address blocks:         39511
    Unique aggregates announced from the AfriNIC address blocks:  12832
AfriNIC Region origin ASes present in the Internet Routing Table:  1811
    AfriNIC Prefixes per ASN:                                     21.82
AfriNIC Region origin ASes announcing only one prefix:              634
AfriNIC Region transit ASes present in the Internet Routing Table:  347
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: 1152
Number of AfriNIC addresses announced to Internet:            107524096
    Equivalent to 6 /8s, 104 /16s and 176 /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        9730       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5687        788     694  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4345        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3597       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3265        494     246  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3251       1867      93  VNPT-AS-VN VNPT Corp, VN
  7552        2986       1330      20  VIETEL-AS-AP Viettel Group, VN
  4538        2937       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2592        852     373  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        9331      11142    3278  AMAZON-02, US
 11492        4557        302     676  CABLEONE, US
  7155        4175        288      98  VIASAT-SP-BACKBONE, US
  6327        3553       1320      67  SHAW, CA
 22773        3515       3071     299  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3159      54932    2411  DNIC-AS-00749, US
 16625        3129       1392    2302  AKAMAI-AS, US
   367        3023       3869    1413  DNIC-ASBLK-00306-00371, US
396982        2722       3631     374  GOOGLE-CLOUD-PLATFORM, US
  7018        2523      23619    1587  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        3433        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  9009        3422        297    1594  M247, RO
 12389        2957       2297     918  ROSTELECOM-AS, RU
 34984        2322        361     589  TELLCOM-AS, TR
 58224        1623        902     593  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
  8452        1527       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       12061       3376     603  UNINET, MX
 10620        3527        499     871  Telmex Colombia S.A., CO
 13999        2443        334     655  Mega Cable, S.A. de C.V., MX
 11830        2008        369      64  Instituto Costarricense de Electricidad
 28573        1332       2321     242  Claro NXT Telecomunicacoes Ltda, BR
  3816        1300        778     190  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1251        342     506  Axtel, S.A.B. de C.V., MX
  6147        1102        369      22  Telefonica del Peru S.A.A., PE
 11664        1072        172     446  Techtel LMDS Comunicaciones Interactiva
 26615        1040       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        1604        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         551       1861      34  IAM-AS, MA
 15399         504         53      41  WANANCHI-, KE
 37342         492         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       12061       3376     603  UNINET, MX
  9808        9730       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9331      11142    3278  AMAZON-02, US
 12479        7456       1713     145  UNI2-AS, ES
  7545        5687        788     694  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4557        302     676  CABLEONE, US
 18403        4345        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4175        288      98  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        9730         9689  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7456         7311  UNI2-AS, ES
 16509        9331         6053  AMAZON-02, US
  7545        5687         4993  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4345         4320  FPT-AS-AP FPT Telecom Company, VN
  7155        4175         4077  VIASAT-SP-BACKBONE, US
 20940        4026         3882  AKAMAI-ASN1, NL
 11492        4557         3881  CABLEONE, US
  7713        3597         3527  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
23.140.216.0/24      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
23.166.56.0/24       Origin:     53684  CWAS02, US
23.166.56.0/24      Transit:      3356  LEVEL3, 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      /11:99      /12:298     
/13:582     /14:1193    /15:2091    /16:13458   /17:8266    /18:13800   
/19:25017   /20:43926   /21:51508   /22:110509  /23:99619   /24:563632  
/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        6547        7456  UNI2-AS, ES
  8151        6081       12061  UNINET, MX
 11492        3470        4557  CABLEONE, US
  6327        3363        3553  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3122        4175  VIASAT-SP-BACKBONE, US
  8551        2910        3433  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2568        3515  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2137        2482  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2120        3527  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)
----------------------------------------------

   1:2231      2:1424      3:276       4:5         5:4386      6:162    
   7:6         8:1518      9:1        11:172      12:1493     13:375    
  14:2318     15:304      16:206      17:363      18:677      20:319    
  21:4        22:188      23:6517     24:2566     25:2        27:2602   
  29:19       31:2570     32:55       34:32       35:118      36:2020   
  37:4459     38:5653     39:878      40:150      41:3971     42:2079   
  43:2314     44:328      45:16743    46:4367     47:373      49:1849   
  50:1884     51:573      52:1591     54:393      55:873      56:5      
  57:129      58:1903     59:1161     60:1005     61:2576     62:2718   
  63:1901     64:5507     65:2239     66:5028     67:3064     68:1351   
  69:4127     70:1190     71:614      72:2926     74:2631     75:1563   
  76:628      77:2341     78:1828     79:3018     80:2110     81:1848   
  82:1529     83:1313     84:1616     85:3009     86:781      87:1954   
  88:1234     89:3955     90:627      91:7883     92:2140     93:2646   
  94:3572     95:4015     96:1298     97:316      98:1085     99:737    
 100:97      101:1421    102:2971    103:32566   104:4790    105:591    
 106:977     107:2784    108:1135    109:4209    110:2133    111:3121   
 112:2072    113:1681    114:1713    115:2047    116:1918    117:2493   
 118:2745    119:1965    120:1782    121:1240    122:2622    123:2210   
 124:1572    125:2654    128:1500    129:913     130:1056    131:1989   
 132:871     133:407     134:1705    135:298     136:925     137:1187   
 138:2708    139:1570    140:1330    141:1324    142:1535    143:1514   
 144:1005    145:342     146:1982    147:1635    148:2470    149:2294   
 150:1020    151:1256    152:1840    153:591     154:5350    155:1377   
 156:2129    157:1370    158:1056    159:2208    160:2608    161:1602   
 162:3566    163:1634    164:1661    165:1872    166:1075    167:1759   
 168:3832    169:791     170:4662    171:946     172:3770    173:2996   
 174:955     175:1204    176:3628    177:4535    178:3548    179:2162   
 180:2324    181:3596    182:3382    183:2013    184:2271    185:20559  
 186:4775    187:4249    188:4055    189:3953    190:9310    191:1493   
 192:11021   193:8976    194:7303    195:5199    196:3142    197:2481   
 198:6025    199:6515    200:8094    201:6230    202:10539   203:10193  
 204:4569    205:3709    206:4420    207:3500    208:4111    209:4924   
 210:4474    211:2493    212:4249    213:3413    214:1118    215:71     
 216:6718    217:2772    218:1323    219:474     220:2027    221:1006   
 222:781     223:2182   

End of report


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