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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Nov 16 21:13:23 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Thu 16 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:                              933926
    Prefixes after maximum aggregation (per Origin AS):          355236
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      454612
    Number of IPv4 prefixes with a valid ROA:                    429515
    Number of IPv4 prefixes with an invalid ROA:                   2404
    Number of IPv4 prefixes with no ROA:                         502007
Total ASes present in the Internet Routing Table:                 75006
    Prefixes per ASN:                                             12.45
Origin-only ASes present in the Internet Routing Table:           64456
Origin ASes announcing only one prefix:                           26455
Transit ASes present in the Internet Routing Table:               10550
Transit-only ASes present in the Internet Routing Table:            473
Paths with bogon ASNs present in the IPv4 Routing Table:             45
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                     251
    Max AS path prepend of ASN ( 28025)                             246
Prefixes from unregistered ASNs in the Routing Table:              1081
    Number of instances of unregistered ASNs:                      1083
Number of 32-bit ASNs allocated by the RIRs:                      43052
Number of 32-bit ASNs visible in the Routing Table:               35357
Prefixes from 32-bit ASNs in the Routing Table:                  177496
Number of bogon 32-bit ASNs visible in the Routing Table:            35
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            528
Number of addresses announced to Internet:                   3050110976
    Equivalent to 181 /8s, 205 /16s and 0 /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:      310240

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

Prefixes being announced by APNIC Region ASes:                   247085
    Total APNIC prefixes after maximum aggregation:               71024
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          240255
    Unique aggregates announced from the APNIC address blocks:    99128
APNIC Region origin ASes present in the Internet Routing Table:   13723
    APNIC Prefixes per ASN:                                       17.51
APNIC Region origin ASes announcing only one prefix:               4121
APNIC Region transit ASes present in the Internet Routing Table:   1838
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:   9075
Number of APNIC addresses announced to Internet:              771995648
    Equivalent to 46 /8s, 3 /16s and 184 /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:                    273421
    Total ARIN prefixes after maximum aggregation:               124194
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           278069
    Unique aggregates announced from the ARIN address blocks:    132231
ARIN Region origin ASes present in the Internet Routing Table:    19068
    ARIN Prefixes per ASN:                                        14.58
ARIN Region origin ASes announcing only one prefix:                6956
ARIN Region transit ASes present in the Internet Routing Table:    1934
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                         251
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4824
Number of ARIN addresses announced to Internet:              1276475904
    Equivalent to 76 /8s, 21 /16s and 122 /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:                    262502
    Total RIPE prefixes after maximum aggregation:               124531
    RIPE Deaggregation factor:                                     2.11
Prefixes being announced from the RIPE address blocks:           257073
    Unique aggregates announced from the RIPE address blocks:    160640
RIPE Region origin ASes present in the Internet Routing Table:    28476
    RIPE Prefixes per ASN:                                         9.03
RIPE Region origin ASes announcing only one prefix:               12083
RIPE Region transit ASes present in the Internet Routing Table:    3897
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:   11430
Number of RIPE addresses announced to Internet:               715294208
    Equivalent to 42 /8s, 162 /16s and 134 /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:                  119701
    Total LACNIC prefixes after maximum aggregation:              28712
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         118531
    Unique aggregates announced from the LACNIC address blocks:   49356
LACNIC Region origin ASes present in the Internet Routing Table:  11040
    LACNIC Prefixes per ASN:                                      10.74
LACNIC Region origin ASes announcing only one prefix:              2665
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:                        39
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8880
Number of LACNIC addresses announced to Internet:             178405376
    Equivalent to 10 /8s, 162 /16s and 64 /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:                  30136
    Total AfriNIC prefixes after maximum aggregation:              6036
    AfriNIC Deaggregation factor:                                  4.99
Prefixes being announced from the AfriNIC address blocks:         39469
    Unique aggregates announced from the AfriNIC address blocks:  12813
AfriNIC Region origin ASes present in the Internet Routing Table:  1809
    AfriNIC Prefixes per ASN:                                     21.82
AfriNIC Region origin ASes announcing only one prefix:              630
AfriNIC Region transit ASes present in the Internet Routing Table:  341
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: 1148
Number of AfriNIC addresses announced to Internet:            107505408
    Equivalent to 6 /8s, 104 /16s and 103 /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      40  CHINAMOBILE-CN China Mobile Communicati
  7545        5698        786     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4293        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3597       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3258        493     245  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3250       1867      93  VNPT-AS-VN VNPT Corp, VN
  7552        2985       1330      20  VIETEL-AS-AP Viettel Group, VN
  4538        2940       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2585        852     376  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        9235      11061    3353  AMAZON-02, US
 11492        4556        302     675  CABLEONE, US
  7155        4157        288      99  VIASAT-SP-BACKBONE, US
  6327        3554       1320      67  SHAW, CA
 22773        3515       3071     299  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3159      54932    2411  DNIC-AS-00749, US
 16625        3127       1392    2301  AKAMAI-AS, US
   367        3034       3868    1439  DNIC-ASBLK-00306-00371, US
396982        2723       3631     375  GOOGLE-CLOUD-PLATFORM, US
  7018        2516      23615    1592  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        7460       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        3422        297    1590  M247, RO
 12389        2946       2295     914  ROSTELECOM-AS, RU
 34984        2322        361     589  TELLCOM-AS, TR
 58224        1651        910     584  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
  8452        1523       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       12028       3369     602  UNINET, MX
 10620        3545        504     856  Telmex Colombia S.A., CO
 13999        2454        335     640  Mega Cable, S.A. de C.V., MX
 11830        2008        369      64  Instituto Costarricense de Electricidad
 28573        1334       2322     237  Claro NXT Telecomunicacoes Ltda, BR
  3816        1298        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        1070        172     436  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        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         551       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       12028       3369     602  UNINET, MX
  9808        9729       8729      40  CHINAMOBILE-CN China Mobile Communicati
 16509        9235      11061    3353  AMAZON-02, US
 12479        7460       1713     145  UNI2-AS, ES
  7545        5698        786     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4556        302     675  CABLEONE, US
 18403        4293        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4157        288      99  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        9729         9689  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7460         7315  UNI2-AS, ES
 16509        9235         5882  AMAZON-02, US
  7545        5698         5003  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4293         4268  FPT-AS-AP FPT Telecom Company, VN
  7155        4157         4058  VIASAT-SP-BACKBONE, US
 20940        4026         3882  AKAMAI-ASN1, NL
 11492        4556         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
23.176.160.0/24      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
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

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    /15:2092    /16:13465   /17:8307    /18:13800   
/19:25003   /20:43940   /21:51488   /22:110511  /23:99580   /24:563497  
/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        6549        7460  UNI2-AS, ES
  8151        6058       12028  UNINET, MX
 11492        3469        4556  CABLEONE, US
  6327        3364        3554  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3103        4157  VIASAT-SP-BACKBONE, US
  8551        2916        3439  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2569        3515  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2135        2480  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2120        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)
----------------------------------------------

   1:2220      2:1425      3:272       4:5         5:4381      6:162    
   7:6         8:1520      9:1        11:172      12:1494     13:365    
  14:2315     15:304      16:204      17:363      18:673      20:318    
  21:4        22:188      23:6535     24:2566     25:2        27:2600   
  29:19       31:2564     32:54       34:28       35:118      36:2018   
  37:4464     38:5618     39:877      40:149      41:3965     42:2077   
  43:2310     44:328      45:16826    46:4360     47:373      49:1863   
  50:1885     51:573      52:1591     54:393      55:881      56:5      
  57:130      58:1909     59:1161     60:1010     61:2583     62:2708   
  63:1901     64:5510     65:2231     66:5021     67:3059     68:1345   
  69:4129     70:1171     71:615      72:2926     74:2631     75:1563   
  76:626      77:2344     78:1828     79:3021     80:2110     81:1842   
  82:1529     83:1305     84:1613     85:2986     86:754      87:1953   
  88:1231     89:3953     90:627      91:7887     92:2132     93:2641   
  94:3589     95:4021     96:1300     97:315      98:1082     99:737    
 100:97      101:1391    102:2972    103:32454   104:4821    105:575    
 106:974     107:2782    108:1134    109:4211    110:2130    111:3125   
 112:2073    113:1667    114:1708    115:2057    116:1908    117:2488   
 118:2728    119:1960    120:1782    121:1238    122:2626    123:2208   
 124:1571    125:2648    128:1493    129:914     130:1063    131:1995   
 132:867     133:408     134:1705    135:297     136:923     137:1137   
 138:2726    139:1565    140:1330    141:1329    142:1543    143:1527   
 144:1008    145:343     146:1974    147:1635    148:2468    149:2338   
 150:1021    151:1252    152:1836    153:590     154:5358    155:1383   
 156:2125    157:1367    158:1051    159:2205    160:2605    161:1605   
 162:3564    163:1624    164:1664    165:1870    166:1081    167:1749   
 168:3852    169:789     170:4674    171:945     172:3807    173:2986   
 174:954     175:1199    176:3626    177:4585    178:3545    179:2192   
 180:2327    181:3589    182:3381    183:2009    184:2273    185:20649  
 186:4790    187:4236    188:4053    189:3967    190:9354    191:1462   
 192:11010   193:8976    194:7302    195:5115    196:3139    197:2465   
 198:6020    199:6484    200:8074    201:6254    202:10543   203:10179  
 204:4559    205:3691    206:4432    207:3511    208:4118    209:4926   
 210:4473    211:2504    212:4262    213:3419    214:1115    215:71     
 216:6714    217:2770    218:1323    219:474     220:2032    221:1007   
 222:781     223:2181   

End of report


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