[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 22 21:13:19 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Wed 22 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:                              934283
    Prefixes after maximum aggregation (per Origin AS):          355394
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      454657
    Number of IPv4 prefixes with a valid ROA:                    430241
    Number of IPv4 prefixes with an invalid ROA:                   2296
    Number of IPv4 prefixes with no ROA:                         501745
Total ASes present in the Internet Routing Table:                 75031
    Prefixes per ASN:                                             12.45
Origin-only ASes present in the Internet Routing Table:           64459
Origin ASes announcing only one prefix:                           26459
Transit ASes present in the Internet Routing Table:               10572
Transit-only ASes present in the Internet Routing Table:            480
Paths with bogon ASNs present in the IPv4 Routing Table:             50
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:              1071
    Number of instances of unregistered ASNs:                      1074
Number of 32-bit ASNs allocated by the RIRs:                      43089
Number of 32-bit ASNs visible in the Routing Table:               35391
Prefixes from 32-bit ASNs in the Routing Table:                  177923
Number of bogon 32-bit ASNs visible in the Routing Table:            45
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            527
Number of addresses announced to Internet:                   3048724224
    Equivalent to 181 /8s, 183 /16s and 215 /24s
    Percentage of available address space announced:               82.3
    Percentage of allocated address space announced:               82.3
    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:      310292

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

Prefixes being announced by APNIC Region ASes:                   247190
    Total APNIC prefixes after maximum aggregation:               71142
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          240418
    Unique aggregates announced from the APNIC address blocks:    99313
APNIC Region origin ASes present in the Internet Routing Table:   13740
    APNIC Prefixes per ASN:                                       17.50
APNIC Region origin ASes announcing only one prefix:               4116
APNIC Region transit ASes present in the Internet Routing Table:   1850
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:   9093
Number of APNIC addresses announced to Internet:              771333120
    Equivalent to 45 /8s, 249 /16s and 156 /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:                    273443
    Total ARIN prefixes after maximum aggregation:               124010
    ARIN Deaggregation factor:                                     2.21
Prefixes being announced from the ARIN address blocks:           278055
    Unique aggregates announced from the ARIN address blocks:    132149
ARIN Region origin ASes present in the Internet Routing Table:    19064
    ARIN Prefixes per ASN:                                        14.59
ARIN Region origin ASes announcing only one prefix:                6957
ARIN Region transit ASes present in the Internet Routing Table:    1937
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:    4825
Number of ARIN addresses announced to Internet:              1276118784
    Equivalent to 76 /8s, 16 /16s and 7 /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:                    262588
    Total RIPE prefixes after maximum aggregation:               124702
    RIPE Deaggregation factor:                                     2.11
Prefixes being announced from the RIPE address blocks:           257182
    Unique aggregates announced from the RIPE address blocks:    160559
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:               12091
RIPE Region transit ASes present in the Internet Routing Table:    3900
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:   11435
Number of RIPE addresses announced to Internet:               715000576
    Equivalent to 42 /8s, 158 /16s and 11 /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:                  119814
    Total LACNIC prefixes after maximum aggregation:              28790
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         118607
    Unique aggregates announced from the LACNIC address blocks:   49374
LACNIC Region origin ASes present in the Internet Routing Table:  11050
    LACNIC Prefixes per ASN:                                      10.73
LACNIC Region origin ASes announcing only one prefix:              2664
LACNIC Region transit ASes present in the Internet Routing Table:  2351
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:  8888
Number of LACNIC addresses announced to Internet:             178450432
    Equivalent to 10 /8s, 162 /16s and 240 /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:                  30177
    Total AfriNIC prefixes after maximum aggregation:              6026
    AfriNIC Deaggregation factor:                                  5.01
Prefixes being announced from the AfriNIC address blocks:         39493
    Unique aggregates announced from the AfriNIC address blocks:  12827
AfriNIC Region origin ASes present in the Internet Routing Table:  1808
    AfriNIC Prefixes per ASN:                                     21.84
AfriNIC Region origin ASes announcing only one prefix:              631
AfriNIC Region transit ASes present in the Internet Routing Table:  344
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: 1150
Number of AfriNIC addresses announced to Internet:            107392512
    Equivalent to 6 /8s, 102 /16s and 174 /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        9729       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5683        785     696  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4346        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3596       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3266        494     246  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        2937       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2600        852     375  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2274      11268     600  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        9343      11144    3285  AMAZON-02, US
 11492        4557        302     676  CABLEONE, US
  7155        4175        288      98  VIASAT-SP-BACKBONE, US
  6327        3554       1320      68  SHAW, CA
 22773        3515       3071     299  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3159      54932    2411  DNIC-AS-00749, US
 16625        3115       1386    2294  AKAMAI-AS, US
   367        3025       3868    1425  DNIC-ASBLK-00306-00371, US
396982        2722       3631     374  GOOGLE-CLOUD-PLATFORM, US
  7018        2585      23623    1600  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        7467       1713     145  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4025       3397     144  AKAMAI-ASN1, NL
  8551        3434        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  9009        3423        297    1597  M247, RO
 12389        2955       2296     917  ROSTELECOM-AS, RU
 34984        2320        361     588  TELLCOM-AS, TR
 13188        1607        100      26  TRIOLAN, UA
 58224        1601        895     607  TCI, IR
  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       12073       3376     603  UNINET, MX
 10620        3527        499     871  Telmex Colombia S.A., CO
 13999        2459        337     644  Mega Cable, S.A. de C.V., MX
 11830        2008        369      64  Instituto Costarricense de Electricidad
 28573        1330       2321     242  Claro NXT Telecomunicacoes Ltda, BR
  3816        1301        781     197  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        1082        173     437  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        1602        389      16  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        1044         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         481         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       12073       3376     603  UNINET, MX
  9808        9729       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9343      11144    3285  AMAZON-02, US
 12479        7467       1713     145  UNI2-AS, ES
  7545        5683        785     696  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4557        302     676  CABLEONE, US
 18403        4346        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4175        288      98  VIASAT-SP-BACKBONE, US
 20940        4025       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        9729         9688  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7467         7322  UNI2-AS, ES
 16509        9343         6058  AMAZON-02, US
  7545        5683         4987  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4346         4321  FPT-AS-AP FPT Telecom Company, VN
  7155        4175         4077  VIASAT-SP-BACKBONE, US
 11492        4557         3881  CABLEONE, US
 20940        4025         3881  AKAMAI-ASN1, NL
  7713        3596         3526  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               174  COGENT-174, US
     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
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
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
23.166.120.0/24      Origin:     57870  UNLIMISLIM-NET, GB
23.166.120.0/24     Transit:      1299  TWELVE99 Arelion, fka Telia Carrier, SE
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    /16:13459   /17:8268    /18:13790   
/19:25016   /20:43923   /21:51505   /22:110442  /23:99687   /24:563861  
/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        6562        7467  UNI2-AS, ES
  8151        6093       12073  UNINET, MX
 11492        3470        4557  CABLEONE, US
  6327        3363        3554  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3122        4175  VIASAT-SP-BACKBONE, US
  8551        2911        3434  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)
----------------------------------------------

   1:2226      2:1424      3:276       4:5         5:4385      6:162    
   7:6         8:1518      9:1        11:172      12:1493     13:375    
  14:2317     15:304      16:206      17:363      18:679      20:319    
  21:4        22:188      23:6513     24:2572     25:2        27:2602   
  29:19       31:2569     32:55       34:32       35:119      36:2020   
  37:4471     38:5664     39:878      40:149      41:3976     42:2081   
  43:2311     44:330      45:16742    46:4385     47:373      49:1853   
  50:1884     51:573      52:1592     54:393      55:877      56:5      
  57:128      58:1903     59:1162     60:1007     61:2577     62:2741   
  63:1901     64:5493     65:2235     66:5028     67:3063     68:1353   
  69:4124     70:1190     71:614      72:2925     74:2632     75:1560   
  76:628      77:2341     78:1829     79:3021     80:2110     81:1842   
  82:1528     83:1314     84:1616     85:2974     86:782      87:1954   
  88:1238     89:3944     90:629      91:7881     92:2145     93:2640   
  94:3577     95:4024     96:1298     97:316      98:1085     99:738    
 100:97      101:1413    102:2979    103:32543   104:4793    105:591    
 106:974     107:2770    108:1137    109:4212    110:2132    111:3123   
 112:2073    113:1677    114:1713    115:2048    116:1918    117:2493   
 118:2744    119:1965    120:1783    121:1242    122:2631    123:2210   
 124:1576    125:2654    128:1508    129:913     130:1054    131:2002   
 132:869     133:407     134:1705    135:298     136:924     137:1188   
 138:2724    139:1571    140:1331    141:1343    142:1535    143:1535   
 144:1006    145:341     146:1985    147:1636    148:2469    149:2299   
 150:1020    151:1251    152:1838    153:591     154:5310    155:1380   
 156:2136    157:1370    158:1056    159:2210    160:2609    161:1604   
 162:3572    163:1633    164:1651    165:1875    166:1076    167:1756   
 168:3847    169:795     170:4664    171:945     172:3767    173:2994   
 174:955     175:1207    176:3627    177:4626    178:3551    179:2157   
 180:2329    181:3594    182:3382    183:2024    184:2272    185:20586  
 186:4786    187:4266    188:4073    189:3949    190:9321    191:1487   
 192:11026   193:8972    194:7312    195:5207    196:3132    197:2485   
 198:6035    199:6518    200:8092    201:6236    202:10534   203:10184  
 204:4572    205:3709    206:4419    207:3497    208:4109    209:4918   
 210:4466    211:2492    212:4255    213:3397    214:1117    215:69     
 216:6722    217:2762    218:1324    219:474     220:2028    221:1008   
 222:780     223:2181   

End of report


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