[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 30 21:13:19 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Thu 30 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:                              934128
    Prefixes after maximum aggregation (per Origin AS):          355662
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      454960
    Number of IPv4 prefixes with a valid ROA:                    431474
    Number of IPv4 prefixes with an invalid ROA:                   2320
    Number of IPv4 prefixes with no ROA:                         500334
Total ASes present in the Internet Routing Table:                 75057
    Prefixes per ASN:                                             12.45
Origin-only ASes present in the Internet Routing Table:           64509
Origin ASes announcing only one prefix:                           26488
Transit ASes present in the Internet Routing Table:               10548
Transit-only ASes present in the Internet Routing Table:            475
Paths with bogon ASNs present in the IPv4 Routing Table:             46
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:              1090
    Number of instances of unregistered ASNs:                      1092
Number of 32-bit ASNs allocated by the RIRs:                      43133
Number of 32-bit ASNs visible in the Routing Table:               35442
Prefixes from 32-bit ASNs in the Routing Table:                  177939
Number of bogon 32-bit ASNs visible in the Routing Table:            37
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            549
Number of addresses announced to Internet:                   3047881472
    Equivalent to 181 /8s, 170 /16s and 251 /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:      309830

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

Prefixes being announced by APNIC Region ASes:                   247618
    Total APNIC prefixes after maximum aggregation:               71324
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          240887
    Unique aggregates announced from the APNIC address blocks:    99476
APNIC Region origin ASes present in the Internet Routing Table:   13771
    APNIC Prefixes per ASN:                                       17.49
APNIC Region origin ASes announcing only one prefix:               4146
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:   9127
Number of APNIC addresses announced to Internet:              770953216
    Equivalent to 45 /8s, 243 /16s and 208 /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:                    273121
    Total ARIN prefixes after maximum aggregation:               124019
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           277791
    Unique aggregates announced from the ARIN address blocks:    132299
ARIN Region origin ASes present in the Internet Routing Table:    19075
    ARIN Prefixes per ASN:                                        14.56
ARIN Region origin ASes announcing only one prefix:                6964
ARIN Region transit ASes present in the Internet Routing Table:    1938
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:    4829
Number of ARIN addresses announced to Internet:              1276023296
    Equivalent to 76 /8s, 14 /16s and 146 /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:                    262488
    Total RIPE prefixes after maximum aggregation:               124789
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:           256988
    Unique aggregates announced from the RIPE address blocks:    160465
RIPE Region origin ASes present in the Internet Routing Table:    28472
    RIPE Prefixes per ASN:                                         9.03
RIPE Region origin ASes announcing only one prefix:               12078
RIPE Region transit ASes present in the Internet Routing Table:    3885
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:   11446
Number of RIPE addresses announced to Internet:               714533376
    Equivalent to 42 /8s, 150 /16s and 234 /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:                  119606
    Total LACNIC prefixes after maximum aggregation:              28782
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         118401
    Unique aggregates announced from the LACNIC address blocks:   49451
LACNIC Region origin ASes present in the Internet Routing Table:  11037
    LACNIC Prefixes per ASN:                                      10.73
LACNIC Region origin ASes announcing only one prefix:              2665
LACNIC Region transit ASes present in the Internet Routing Table:  2329
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:             178451200
    Equivalent to 10 /8s, 162 /16s and 243 /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:                  30205
    Total AfriNIC prefixes after maximum aggregation:              6026
    AfriNIC Deaggregation factor:                                  5.01
Prefixes being announced from the AfriNIC address blocks:         39511
    Unique aggregates announced from the AfriNIC address blocks:  12829
AfriNIC Region origin ASes present in the Internet Routing Table:  1812
    AfriNIC Prefixes per ASN:                                     21.81
AfriNIC Region origin ASes announcing only one prefix:              635
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:            107548672
    Equivalent to 6 /8s, 105 /16s and 16 /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        9735       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5675        784     691  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4392        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3598       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3384        494     250  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3244       1867      93  VNPT-AS-VN VNPT Corp, VN
  7552        2987       1330      20  VIETEL-AS-AP Viettel Group, VN
  4538        2941       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2628        851     369  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2232      11258     588  KIXS-AS-KR Korea Telecom, KR

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        9333      11140    3308  AMAZON-02, US
 11492        4556        302     677  CABLEONE, US
  7155        4172        288      95  VIASAT-SP-BACKBONE, US
  6327        3558       1320      68  SHAW, CA
 22773        3516       3071     299  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3159      54932    2411  DNIC-AS-00749, US
 16625        3130       1388    2300  AKAMAI-AS, US
   367        3022       3851    1438  DNIC-ASBLK-00306-00371, US
396982        2722       3631     372  GOOGLE-CLOUD-PLATFORM, US
  7018        2566      23618    1601  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        7512       1714     146  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4005       3397     144  AKAMAI-ASN1, NL
  9009        3475        300    1619  M247, RO
  8551        3432        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2936       2301     911  ROSTELECOM-AS, RU
 34984        2320        361     588  TELLCOM-AS, TR
 58224        1611        895     587  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
  8452        1509       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       12054       3377     608  UNINET, MX
 10620        3525        499     870  Telmex Colombia S.A., CO
 13999        2473        338     644  Mega Cable, S.A. de C.V., MX
 11830        2009        369      64  Instituto Costarricense de Electricidad
 28573        1344       2321     242  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1241        341     503  Axtel, S.A.B. de C.V., MX
 11664        1084        173     434  Techtel LMDS Comunicaciones Interactiva
  6147        1083        369      22  Telefonica del Peru S.A.A., PE
 26615        1048       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        1594        389      16  LINKdotNET-AS, EG
 24835        1548        545      28  RAYA-AS, EG
 36992        1359       1518     280  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1045         67      54  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         504         53      41  WANANCHI-, KE
 37342         492         32       1  MOVITEL, MZ
 24757         482         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       12054       3377     608  UNINET, MX
  9808        9735       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9333      11140    3308  AMAZON-02, US
 12479        7512       1714     146  UNI2-AS, ES
  7545        5675        784     691  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4556        302     677  CABLEONE, US
 18403        4392        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4172        288      95  VIASAT-SP-BACKBONE, US
 20940        4005       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        9735         9694  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7512         7366  UNI2-AS, ES
 16509        9333         6025  AMAZON-02, US
  7545        5675         4984  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4392         4367  FPT-AS-AP FPT Telecom Company, VN
  7155        4172         4077  VIASAT-SP-BACKBONE, US
 11492        4556         3879  CABLEONE, US
 20940        4005         3861  AKAMAI-ASN1, NL
  7713        3598         3528  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
     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
23.152.41.0/24       Origin:     30399  HOSTENGINE, US
23.152.41.0/24      Transit:      6939  HURRICANE, US
23.166.184.0/24      Origin:     62716  TELECOMISP-SOLUTIONS-01, US
23.166.184.0/24     Transit:     53427  TGLOBAL-NETWORKS, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, 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     /14:1190    /15:2088    /16:13458   /17:8270    /18:13791   
/19:24973   /20:43887   /21:51490   /22:110489  /23:99640   /24:563804  
/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        6605        7512  UNI2-AS, ES
  8151        6083       12054  UNINET, MX
 11492        3470        4556  CABLEONE, US
  6327        3367        3558  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3119        4172  VIASAT-SP-BACKBONE, US
  8551        2909        3432  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2569        3516  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2137        2481  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2118        3525  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)
----------------------------------------------

   1:2233      2:1433      3:277       4:5         5:4392      6:162    
   7:6         8:1507      9:1        11:172      12:1490     13:374    
  14:2315     15:303      16:206      17:362      18:684      20:319    
  21:4        22:188      23:6515     24:2568     25:2        27:2595   
  29:19       31:2543     32:53       34:32       35:119      36:2038   
  37:4473     38:5679     39:881      40:151      41:4004     42:2120   
  43:2309     44:331      45:16674    46:4380     47:310      49:1873   
  50:1882     51:573      52:1593     54:393      55:856      56:5      
  57:129      58:1913     59:1163     60:1009     61:2584     62:2726   
  63:1898     64:5480     65:2223     66:5023     67:3055     68:1356   
  69:4100     70:1187     71:614      72:2928     74:2622     75:1561   
  76:628      77:2336     78:1828     79:3022     80:2111     81:1846   
  82:1534     83:1318     84:1623     85:2986     86:781      87:1944   
  88:1234     89:3955     90:637      91:7884     92:2157     93:2649   
  94:3583     95:4015     96:1299     97:315      98:1042     99:738    
 100:97      101:1411    102:2998    103:32531   104:4797    105:592    
 106:966     107:2741    108:1137    109:4219    110:2133    111:3137   
 112:2077    113:1688    114:1720    115:2048    116:1922    117:2505   
 118:2745    119:1965    120:1787    121:1268    122:2638    123:2202   
 124:1584    125:2766    128:1500    129:913     130:1058    131:1993   
 132:832     133:410     134:1705    135:301     136:918     137:1138   
 138:2726    139:1568    140:1342    141:1348    142:1539    143:1530   
 144:1001    145:343     146:1996    147:1644    148:2456    149:2318   
 150:1012    151:1297    152:1836    153:592     154:5291    155:1377   
 156:2121    157:1362    158:1059    159:2207    160:2617    161:1605   
 162:3578    163:1638    164:1637    165:1880    166:1113    167:1769   
 168:3851    169:800     170:4677    171:944     172:3770    173:2999   
 174:902     175:1213    176:3632    177:4575    178:3573    179:2191   
 180:2348    181:3601    182:3402    183:2027    184:2251    185:20478  
 186:4750    187:4282    188:3966    189:3969    190:9291    191:1504   
 192:11010   193:8988    194:7308    195:5198    196:3143    197:2486   
 198:6025    199:6569    200:8093    201:6204    202:10524   203:10204  
 204:4595    205:3670    206:4456    207:3504    208:4096    209:4926   
 210:4483    211:2513    212:4225    213:3405    214:1130    215:64     
 216:6732    217:2754    218:1317    219:474     220:2031    221:1014   
 222:790     223:2193   

End of report


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