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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Sep 29 21:13:28 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Fri 29 Sep, 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:                              928932
    Prefixes after maximum aggregation (per Origin AS):          352894
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      453385
    Number of IPv4 prefixes with a valid ROA:                    422753
    Number of IPv4 prefixes with an invalid ROA:                   2314
    Number of IPv4 prefixes with no ROA:                         503865
Total ASes present in the Internet Routing Table:                 74831
    Prefixes per ASN:                                             12.41
Origin-only ASes present in the Internet Routing Table:           64303
Origin ASes announcing only one prefix:                           26385
Transit ASes present in the Internet Routing Table:               10528
Transit-only ASes present in the Internet Routing Table:            461
Paths with bogon ASNs present in the IPv4 Routing Table:             77
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     102
    Max AS path prepend of ASN (211389)                             100
Prefixes from unregistered ASNs in the Routing Table:              1031
    Number of instances of unregistered ASNs:                      1073
Number of 32-bit ASNs allocated by the RIRs:                      42723
Number of 32-bit ASNs visible in the Routing Table:               35150
Prefixes from 32-bit ASNs in the Routing Table:                  175559
Number of bogon 32-bit ASNs visible in the Routing Table:           153
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            527
Number of addresses announced to Internet:                   3052871680
    Equivalent to 181 /8s, 247 /16s and 32 /24s
    Percentage of available address space announced:               82.5
    Percentage of allocated address space announced:               82.5
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.5
Total number of prefixes smaller than registry allocations:      308844

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

Prefixes being announced by APNIC Region ASes:                   245092
    Total APNIC prefixes after maximum aggregation:               70259
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          238727
    Unique aggregates announced from the APNIC address blocks:    98896
APNIC Region origin ASes present in the Internet Routing Table:   13631
    APNIC Prefixes per ASN:                                       17.51
APNIC Region origin ASes announcing only one prefix:               4067
APNIC Region transit ASes present in the Internet Routing Table:   1825
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         29
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8988
Number of APNIC addresses announced to Internet:              772538880
    Equivalent to 46 /8s, 12 /16s and 2 /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:                    272403
    Total ARIN prefixes after maximum aggregation:               123707
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           275903
    Unique aggregates announced from the ARIN address blocks:    131897
ARIN Region origin ASes present in the Internet Routing Table:    19086
    ARIN Prefixes per ASN:                                        14.46
ARIN Region origin ASes announcing only one prefix:                6946
ARIN Region transit ASes present in the Internet Routing Table:    1926
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:    4823
Number of ARIN addresses announced to Internet:              1277341440
    Equivalent to 76 /8s, 34 /16s and 175 /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:                    261722
    Total RIPE prefixes after maximum aggregation:               123704
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           257043
    Unique aggregates announced from the RIPE address blocks:    160087
RIPE Region origin ASes present in the Internet Routing Table:    28416
    RIPE Prefixes per ASN:                                         9.05
RIPE Region origin ASes announcing only one prefix:               12049
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:                         102
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11348
Number of RIPE addresses announced to Internet:               716369664
    Equivalent to 42 /8s, 178 /16s and 239 /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:                  118695
    Total LACNIC prefixes after maximum aggregation:              28556
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         117621
    Unique aggregates announced from the LACNIC address blocks:   49389
LACNIC Region origin ASes present in the Internet Routing Table:  11038
    LACNIC Prefixes per ASN:                                      10.66
LACNIC Region origin ASes announcing only one prefix:              2696
LACNIC Region transit ASes present in the Internet Routing Table:  2335
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        35
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8852
Number of LACNIC addresses announced to Internet:             178503424
    Equivalent to 10 /8s, 163 /16s and 191 /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:                  29989
    Total AfriNIC prefixes after maximum aggregation:              5953
    AfriNIC Deaggregation factor:                                  5.04
Prefixes being announced from the AfriNIC address blocks:         39110
    Unique aggregates announced from the AfriNIC address blocks:  12676
AfriNIC Region origin ASes present in the Internet Routing Table:  1794
    AfriNIC Prefixes per ASN:                                     21.80
AfriNIC Region origin ASes announcing only one prefix:              627
AfriNIC Region transit ASes present in the Internet Routing Table:  335
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: 1139
Number of AfriNIC addresses announced to Internet:            107692032
    Equivalent to 6 /8s, 107 /16s and 64 /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        9489       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5733        785     697  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4254        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3591       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3315       1835      90  VNPT-AS-VN VNPT Corp, VN
  9498        3188        498     251  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2945       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        2940       1330      20  VIETEL-AS-AP Viettel Group, VN
 24560        2517        848     383  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2287      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        9096      10990    3241  AMAZON-02, US
 11492        4531        301     672  CABLEONE, US
  7155        4177        288     100  VIASAT-SP-BACKBONE, US
  6327        3545       1319      66  SHAW, CA
 22773        3533       3071     300  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3151      54959    2403  DNIC-AS-00749, US
   367        3001       3820    1418  DNIC-ASBLK-00306-00371, US
 16625        2985       1409    2283  AKAMAI-AS, US
396982        2698       3597     395  GOOGLE-CLOUD-PLATFORM, US
 30036        2497        359     380  MEDIACOM-ENTERPRISE-BUSINESS, 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        7389       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4071       3398     152  AKAMAI-ASN1, NL
  8551        3446        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2968       2298     918  ROSTELECOM-AS, RU
  9009        2901        265    1482  M247, RO
 34984        2334        361     596  TELLCOM-AS, TR
 58224        1723        923     527  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
  8452        1487       1852      16  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       11803       3382     595  UNINET, MX
 10620        3542        506     852  Telmex Colombia S.A., CO
 13999        2405        331     621  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad
 28573        1327       2324     233  Claro NXT Telecomunicacoes Ltda, BR
  6503        1303        344     511  Axtel, S.A.B. de C.V., MX
  3816        1295        766     195  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1111        369      22  Telefonica del Peru S.A.A., PE
 11664        1106        179     428  Techtel LMDS Comunicaciones Interactiva
 26615        1034       2501      49  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        1605        393      19  LINKdotNET-AS, EG
 24835        1549        549      28  RAYA-AS, EG
 36992        1360       1518     280  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1046         67      45  ORANGE-COTE-IVOIRE, CI
 36935         938        521      44  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 15399         525         55      50  WANANCHI-, KE
 37342         489         32       1  MOVITEL, MZ
 24757         462         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       11803       3382     595  UNINET, MX
  9808        9489       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9096      10990    3241  AMAZON-02, US
 12479        7389       1713     145  UNI2-AS, ES
  7545        5733        785     697  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4531        301     672  CABLEONE, US
 18403        4254        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4177        288     100  VIASAT-SP-BACKBONE, US
 20940        4071       3398     152  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        9489         9448  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7389         7244  UNI2-AS, ES
 16509        9096         5855  AMAZON-02, US
  7545        5733         5036  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4254         4229  FPT-AS-AP FPT Telecom Company, VN
  7155        4177         4077  VIASAT-SP-BACKBONE, US
 20940        4071         3919  AKAMAI-ASN1, NL
 11492        4531         3859  CABLEONE, US
  7713        3591         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
     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      /11:101     /12:299     
/13:581     /14:1194    /15:2094    /16:13495   /17:8285    /18:13843   
/19:25022   /20:43822   /21:51130   /22:110049  /23:99082   /24:559866  
/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        6476        7389  UNI2-AS, ES
  8151        5832       11803  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3444        4531  CABLEONE, US
  6327        3356        3545  SHAW, CA
  7155        3122        4177  VIASAT-SP-BACKBONE, US
  8551        2923        3446  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2582        3533  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2154        2497  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2107        3542  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)
----------------------------------------------

   1:2205      2:1407      3:266       4:5         5:4434      6:137    
   7:6         8:1515      9:1        11:172      12:1513     13:369    
  14:2322     15:305      16:200      17:366      18:659      20:287    
  21:4        22:188      23:6434     24:2504     25:2        27:2603   
  29:19       31:2536     32:75       34:25       35:116      36:1991   
  37:4521     38:5361     39:864      40:143      41:4010     42:2066   
  43:2285     44:321      45:16651    46:4292     47:369      49:1816   
  50:1882     51:590      52:1591     54:393      55:961      56:5      
  57:124      58:1870     59:1163     60:1003     61:2530     62:2690   
  63:1907     64:5663     65:2356     66:4995     67:3037     68:1341   
  69:4128     70:1194     71:677      72:2854     74:2618     75:1560   
  76:625      77:2305     78:1825     79:2986     80:2098     81:1829   
  82:1517     83:1299     84:1560     85:3077     86:769      87:2003   
  88:1201     89:3919     90:620      91:7815     92:2063     93:2617   
  94:3517     95:4022     96:1300     97:315      98:1083     99:730    
 100:91      101:1287    102:2894    103:32191   104:4742    105:576    
 106:906     107:2694    108:1133    109:4248    110:2131    111:3144   
 112:2056    113:1748    114:1716    115:2039    116:1876    117:2466   
 118:2703    119:1982    120:1780    121:1161    122:2612    123:2180   
 124:1562    125:2562    128:1467    129:918     130:1052    131:1988   
 132:866     133:408     134:1732    135:306     136:973     137:1122   
 138:2641    139:1586    140:1285    141:1325    142:1514    143:1545   
 144:1009    145:353     146:1957    147:1610    148:2488    149:2272   
 150:883     151:1230    152:1872    153:589     154:5090    155:1388   
 156:1986    157:1350    158:1055    159:2247    160:2631    161:1601   
 162:3549    163:1614    164:1707    165:1862    166:1067    167:1739   
 168:3757    169:885     170:4637    171:894     172:3775    173:2962   
 174:980     175:1187    176:3790    177:4468    178:3539    179:2158   
 180:2534    181:3528    182:3368    183:1981    184:2274    185:20611  
 186:4690    187:4181    188:4159    189:3859    190:9279    191:1375   
 192:10985   193:8961    194:7306    195:5211    196:3102    197:2475   
 198:6019    199:6147    200:7965    201:6073    202:10489   203:10155  
 204:4559    205:3702    206:4378    207:3499    208:4150    209:4915   
 210:4445    211:2483    212:4258    213:3408    214:1114    215:70     
 216:6713    217:2783    218:1297    219:468     220:2033    221:985    
 222:757     223:2141   

End of report


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