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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Oct 28 21:13:24 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Sat 28 Oct, 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:                              932082
    Prefixes after maximum aggregation (per Origin AS):          354498
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      454265
    Number of IPv4 prefixes with a valid ROA:                    427221
    Number of IPv4 prefixes with an invalid ROA:                   2332
    Number of IPv4 prefixes with no ROA:                         502529
Total ASes present in the Internet Routing Table:                 74908
    Prefixes per ASN:                                             12.44
Origin-only ASes present in the Internet Routing Table:           64341
Origin ASes announcing only one prefix:                           26431
Transit ASes present in the Internet Routing Table:               10567
Transit-only ASes present in the Internet Routing Table:            464
Paths with bogon ASNs present in the IPv4 Routing Table:             60
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      33
    Max AS path prepend of ASN (150235)                              30
Prefixes from unregistered ASNs in the Routing Table:              1059
    Number of instances of unregistered ASNs:                      1091
Number of 32-bit ASNs allocated by the RIRs:                      42941
Number of 32-bit ASNs visible in the Routing Table:               35244
Prefixes from 32-bit ASNs in the Routing Table:                  176438
Number of bogon 32-bit ASNs visible in the Routing Table:            88
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            520
Number of addresses announced to Internet:                   3051144960
    Equivalent to 181 /8s, 220 /16s and 199 /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:      309816

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

Prefixes being announced by APNIC Region ASes:                   246123
    Total APNIC prefixes after maximum aggregation:               70698
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          239523
    Unique aggregates announced from the APNIC address blocks:    99204
APNIC Region origin ASes present in the Internet Routing Table:   13653
    APNIC Prefixes per ASN:                                       17.54
APNIC Region origin ASes announcing only one prefix:               4085
APNIC Region transit ASes present in the Internet Routing Table:   1830
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:   9013
Number of APNIC addresses announced to Internet:              771633920
    Equivalent to 45 /8s, 254 /16s and 51 /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:                    273715
    Total ARIN prefixes after maximum aggregation:               124129
    ARIN Deaggregation factor:                                     2.21
Prefixes being announced from the ARIN address blocks:           277801
    Unique aggregates announced from the ARIN address blocks:    132372
ARIN Region origin ASes present in the Internet Routing Table:    19081
    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:    1934
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:    4827
Number of ARIN addresses announced to Internet:              1276693504
    Equivalent to 76 /8s, 24 /16s and 204 /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:                    261957
    Total RIPE prefixes after maximum aggregation:               124325
    RIPE Deaggregation factor:                                     2.11
Prefixes being announced from the RIPE address blocks:           256884
    Unique aggregates announced from the RIPE address blocks:    160377
RIPE Region origin ASes present in the Internet Routing Table:    28452
    RIPE Prefixes per ASN:                                         9.03
RIPE Region origin ASes announcing only one prefix:               12076
RIPE Region transit ASes present in the Internet Routing Table:    3910
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          30
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11386
Number of RIPE addresses announced to Internet:               716611840
    Equivalent to 42 /8s, 182 /16s and 161 /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:                  118995
    Total LACNIC prefixes after maximum aggregation:              28624
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         117907
    Unique aggregates announced from the LACNIC address blocks:   49209
LACNIC Region origin ASes present in the Internet Routing Table:  11049
    LACNIC Prefixes per ASN:                                      10.67
LACNIC Region origin ASes announcing only one prefix:              2685
LACNIC Region transit ASes present in the Internet Routing Table:  2353
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        31
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8876
Number of LACNIC addresses announced to Internet:             178237696
    Equivalent to 10 /8s, 159 /16s and 177 /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:                  30233
    Total AfriNIC prefixes after maximum aggregation:              5983
    AfriNIC Deaggregation factor:                                  5.05
Prefixes being announced from the AfriNIC address blocks:         39446
    Unique aggregates announced from the AfriNIC address blocks:  12673
AfriNIC Region origin ASes present in the Internet Routing Table:  1799
    AfriNIC Prefixes per ASN:                                     21.93
AfriNIC Region origin ASes announcing only one prefix:              621
AfriNIC Region transit ASes present in the Internet Routing Table:  340
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: 1142
Number of AfriNIC addresses announced to Internet:            107545088
    Equivalent to 6 /8s, 105 /16s and 2 /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        9481       8729      40  CHINAMOBILE-CN China Mobile Communicati
  7545        5716        785     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4248        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3602       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3310       1835      94  VNPT-AS-VN VNPT Corp, VN
  9498        3232        490     239  BBIL-AP BHARTI Airtel Ltd., IN
  7552        2959       1330      20  VIETEL-AS-AP Viettel Group, VN
  4538        2949       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2536        844     377  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2286      11269     604  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        9190      11027    3307  AMAZON-02, US
 11492        4539        301     674  CABLEONE, US
  7155        4173        288     100  VIASAT-SP-BACKBONE, US
  6327        3554       1320      67  SHAW, CA
 22773        3528       3072     302  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3161      54958    2413  DNIC-AS-00749, US
   367        3051       3841    1423  DNIC-ASBLK-00306-00371, US
 16625        3018       1389    2297  AKAMAI-AS, US
396982        2706       3598     397  GOOGLE-CLOUD-PLATFORM, US
  7018        2556      23614    1603  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        7417       1713     145  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4094       3397     147  AKAMAI-ASN1, NL
  8551        3446        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  9009        3226        285    1598  M247, RO
 12389        2952       2297     916  ROSTELECOM-AS, RU
 34984        2323        361     591  TELLCOM-AS, TR
 58224        1685        917     545  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
  8452        1522       1852      14  TE-AS TE-AS, EG

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

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11916       3370     610  UNINET, MX
 10620        3540        504     856  Telmex Colombia S.A., CO
 13999        2425        336     634  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad
 28573        1331       2322     236  Claro NXT Telecomunicacoes Ltda, BR
  3816        1299        770     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1251        342     506  Axtel, S.A.B. de C.V., MX
  6147        1109        369      22  Telefonica del Peru S.A.A., PE
 11664        1056        168     430  Techtel LMDS Comunicaciones Interactiva
 26615        1039       2501      51  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        1599        393      19  LINKdotNET-AS, EG
 24835        1549        549      28  RAYA-AS, EG
 36992        1358       1518     280  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1048         67      46  ORANGE-COTE-IVOIRE, CI
 36935         938        521      44  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 15399         530         55      51  WANANCHI-, KE
 37342         495         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       11916       3370     610  UNINET, MX
  9808        9481       8729      40  CHINAMOBILE-CN China Mobile Communicati
 16509        9190      11027    3307  AMAZON-02, US
 12479        7417       1713     145  UNI2-AS, ES
  7545        5716        785     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4539        301     674  CABLEONE, US
 18403        4248        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4173        288     100  VIASAT-SP-BACKBONE, US
 20940        4094       3397     147  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        9481         9441  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7417         7272  UNI2-AS, ES
 16509        9190         5883  AMAZON-02, US
  7545        5716         5021  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4248         4223  FPT-AS-AP FPT Telecom Company, VN
  7155        4173         4073  VIASAT-SP-BACKBONE, US
 20940        4094         3947  AKAMAI-ASN1, NL
 11492        4539         3865  CABLEONE, US
  7713        3602         3532  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
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     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    /15:2091    /16:13493   /17:8297    /18:13811   
/19:25009   /20:43944   /21:51521   /22:110303  /23:99425   /24:561945  
/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        6505        7417  UNI2-AS, ES
  8151        5954       11916  UNINET, MX
 11492        3452        4539  CABLEONE, US
  6327        3364        3554  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3118        4173  VIASAT-SP-BACKBONE, US
  8551        2923        3446  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2581        3528  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2153        2498  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2114        3540  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)
----------------------------------------------

   1:2211      2:1437      3:269       4:5         5:4378      6:159    
   7:6         8:1516      9:1        11:172      12:1508     13:360    
  14:2314     15:306      16:203      17:362      18:667      20:308    
  21:4        22:188      23:6500     24:2536     25:2        27:2604   
  29:19       31:2550     32:71       34:26       35:118      36:2008   
  37:4475     38:5456     39:866      40:129      41:3996     42:2062   
  43:2286     44:327      45:16747    46:4364     47:370      49:1850   
  50:1879     51:578      52:1589     54:395      55:961      56:5      
  57:128      58:1880     59:1161     60:1008     61:2547     62:2658   
  63:1904     64:5536     65:2238     66:5017     67:3047     68:1345   
  69:4135     70:1186     71:636      72:2942     74:2632     75:1567   
  76:640      77:2327     78:1825     79:3013     80:2110     81:1829   
  82:1540     83:1305     84:1552     85:3011     86:760      87:1945   
  88:1196     89:3952     90:624      91:7877     92:2075     93:2626   
  94:3581     95:4018     96:1305     97:315      98:1086     99:735    
 100:92      101:1386    102:2949    103:32249   104:4798    105:576    
 106:981     107:2791    108:1140    109:4252    110:2135    111:3123   
 112:2061    113:1746    114:1691    115:2039    116:1903    117:2454   
 118:2706    119:1970    120:1768    121:1208    122:2606    123:2197   
 124:1569    125:2612    128:1469    129:921     130:1045    131:1990   
 132:867     133:408     134:1774    135:301     136:913     137:1129   
 138:2695    139:1581    140:1321    141:1329    142:1545    143:1523   
 144:1006    145:345     146:1969    147:1617    148:2409    149:2360   
 150:888     151:1241    152:1843    153:602     154:5270    155:1400   
 156:2044    157:1374    158:1060    159:2201    160:2623    161:1594   
 162:3510    163:1629    164:1698    165:1865    166:1070    167:1751   
 168:3846    169:795     170:4638    171:924     172:3879    173:3004   
 174:979     175:1197    176:3615    177:4507    178:3557    179:2130   
 180:2558    181:3590    182:3379    183:1992    184:2270    185:20651  
 186:4742    187:4184    188:4056    189:3924    190:9328    191:1411   
 192:11000   193:8961    194:7315    195:5223    196:3138    197:2558   
 198:6023    199:6363    200:8026    201:6178    202:10512   203:10158  
 204:4562    205:3688    206:4417    207:3500    208:4123    209:4926   
 210:4448    211:2485    212:4241    213:3411    214:1113    215:71     
 216:6741    217:2765    218:1303    219:471     220:2034    221:989    
 222:763     223:2144   

End of report


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