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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Aug 11 21:13:16 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Fri 11 Aug, 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:                              925797
    Prefixes after maximum aggregation (per Origin AS):          351214
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      452668
    Number of IPv4 prefixes with a valid ROA:                    416341
    Number of IPv4 prefixes with an invalid ROA:                   2183
    Number of IPv4 prefixes with no ROA:                         507273
Total ASes present in the Internet Routing Table:                 74659
    Prefixes per ASN:                                             12.40
Origin-only ASes present in the Internet Routing Table:           64181
Origin ASes announcing only one prefix:                           26281
Transit ASes present in the Internet Routing Table:               10478
Transit-only ASes present in the Internet Routing Table:            450
Paths with bogon ASNs present in the IPv4 Routing Table:             60
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     132
    Max AS path prepend of ASN ( 37447)                             129
Prefixes from unregistered ASNs in the Routing Table:              1122
    Number of instances of unregistered ASNs:                      1138
Number of 32-bit ASNs allocated by the RIRs:                      42407
Number of 32-bit ASNs visible in the Routing Table:               34919
Prefixes from 32-bit ASNs in the Routing Table:                  173929
Number of bogon 32-bit ASNs visible in the Routing Table:            82
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            581
Number of addresses announced to Internet:                   3052134144
    Equivalent to 181 /8s, 235 /16s and 223 /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:      308333

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

Prefixes being announced by APNIC Region ASes:                   244506
    Total APNIC prefixes after maximum aggregation:               69729
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          238306
    Unique aggregates announced from the APNIC address blocks:    98851
APNIC Region origin ASes present in the Internet Routing Table:   13551
    APNIC Prefixes per ASN:                                       17.59
APNIC Region origin ASes announcing only one prefix:               3993
APNIC Region transit ASes present in the Internet Routing Table:   1802
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8890
Number of APNIC addresses announced to Internet:              773086976
    Equivalent to 46 /8s, 20 /16s and 95 /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:                    271857
    Total ARIN prefixes after maximum aggregation:               123712
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           273812
    Unique aggregates announced from the ARIN address blocks:    130847
ARIN Region origin ASes present in the Internet Routing Table:    19081
    ARIN Prefixes per ASN:                                        14.35
ARIN Region origin ASes announcing only one prefix:                6953
ARIN Region transit ASes present in the Internet Routing Table:    1926
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4814
Number of ARIN addresses announced to Internet:              1275819264
    Equivalent to 76 /8s, 11 /16s and 117 /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:                    259838
    Total RIPE prefixes after maximum aggregation:               122511
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           256850
    Unique aggregates announced from the RIPE address blocks:    159966
RIPE Region origin ASes present in the Internet Routing Table:    28389
    RIPE Prefixes per ASN:                                         9.05
RIPE Region origin ASes announcing only one prefix:               12048
RIPE Region transit ASes present in the Internet Routing Table:    3905
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:   11289
Number of RIPE addresses announced to Internet:               716789248
    Equivalent to 42 /8s, 185 /16s and 86 /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:                  118511
    Total LACNIC prefixes after maximum aggregation:              28582
    LACNIC Deaggregation factor:                                   4.15
Prefixes being announced from the LACNIC address blocks:         117583
    Unique aggregates announced from the LACNIC address blocks:   49805
LACNIC Region origin ASes present in the Internet Routing Table:  11003
    LACNIC Prefixes per ASN:                                      10.69
LACNIC Region origin ASes announcing only one prefix:              2673
LACNIC Region transit ASes present in the Internet Routing Table:  2325
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        32
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8812
Number of LACNIC addresses announced to Internet:             178496000
    Equivalent to 10 /8s, 163 /16s and 162 /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:                  29963
    Total AfriNIC prefixes after maximum aggregation:              5916
    AfriNIC Deaggregation factor:                                  5.06
Prefixes being announced from the AfriNIC address blocks:         38664
    Unique aggregates announced from the AfriNIC address blocks:  12714
AfriNIC Region origin ASes present in the Internet Routing Table:  1770
    AfriNIC Prefixes per ASN:                                     21.84
AfriNIC Region origin ASes announcing only one prefix:              614
AfriNIC Region transit ASes present in the Internet Routing Table:  331
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                      132
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1114
Number of AfriNIC addresses announced to Internet:            107529472
    Equivalent to 6 /8s, 104 /16s and 197 /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        9526       8705      38  CHINAMOBILE-CN China Mobile Communicati
  7545        5697        784     688  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4239        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3594       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3370       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3184       1834      97  VNPT-AS-VN VNPT Corp, VN
  9498        3071        498     248  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2943       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2481        843     405  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2303      11270     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        8809      10963    3193  AMAZON-02, US
 11492        4522        300     622  CABLEONE, US
  7155        4194        288     101  VIASAT-SP-BACKBONE, US
 22773        3558       3069     288  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3526       1319      66  SHAW, CA
   749        3149      54961    2401  DNIC-AS-00749, US
 16625        3087       1506    2322  AKAMAI-AS, US
   367        2969       3824    1405  DNIC-ASBLK-00306-00371, US
396982        2684       3596     388  GOOGLE-CLOUD-PLATFORM, US
 30036        2492        357     426  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        7340       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4095       3398     154  AKAMAI-ASN1, NL
  8551        3457        368      33  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2949       2294     914  ROSTELECOM-AS, RU
  9009        2670        248    1392  M247, RO
 34984        2317        362     602  TELLCOM-AS, TR
 58224        1818        944     535  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
 61317        1557        104    1212  ASDETUK www.heficed.com, US

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       11467       3357     601  UNINET, MX
 10620        3534        507     832  Telmex Colombia S.A., CO
 13999        2430        362     637  Mega Cable, S.A. de C.V., MX
 11830        1995        369      64  Instituto Costarricense de Electricidad
 28573        1314       2324     233  Claro NXT Telecomunicacoes Ltda, BR
  3816        1302        767     174  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1302        344     510  Axtel, S.A.B. de C.V., MX
  6147        1123        370      22  Telefonica del Peru S.A.A., PE
 11664        1114        181     435  Techtel LMDS Comunicaciones Interactiva
 26615        1041       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        1588        393      19  LINKdotNET-AS, EG
 24835        1517        533      27  RAYA-AS, EG
 36992        1356       1518     282  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1051         67      45  ORANGE-COTE-IVOIRE, CI
 36935         922        521      43  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         528         54      49  WANANCHI-, KE
 37342         479         32       1  MOVITEL, MZ
 24757         441         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       11467       3357     601  UNINET, MX
  9808        9526       8705      38  CHINAMOBILE-CN China Mobile Communicati
 16509        8809      10963    3193  AMAZON-02, US
 12479        7340       1713     145  UNI2-AS, ES
  7545        5697        784     688  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4522        300     622  CABLEONE, US
 18403        4239        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4194        288     101  VIASAT-SP-BACKBONE, US
 20940        4095       3398     154  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        9526         9488  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7340         7195  UNI2-AS, ES
 16509        8809         5616  AMAZON-02, US
  7545        5697         5009  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4239         4214  FPT-AS-AP FPT Telecom Company, VN
  7155        4194         4093  VIASAT-SP-BACKBONE, US
 20940        4095         3941  AKAMAI-ASN1, NL
 11492        4522         3900  CABLEONE, US
  7713        3594         3531  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, 
     46990  UNALLOCATED  8.5.242.0/23              3356  LEVEL3, US
     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
     19695  UNALLOCATED  8.20.161.0/24             7015  COMCAST-7015, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, 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
41.57.124.0/22       Origin:     37442  RESERVED, ZZ
41.57.124.0/22      Transit:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  RESERVED, ZZ
41.57.124.0/23      Transit:     37204  TELONE, ZW

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      /10:39      /11:102     /12:295     
/13:575     /14:1194    /15:2100    /16:13492   /17:8273    /18:13838   
/19:25022   /20:43823   /21:51367   /22:109869  /23:98849   /24:556928  
/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        6426        7340  UNI2-AS, ES
  8151        5508       11467  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3432        4522  CABLEONE, US
  6327        3337        3526  SHAW, CA
  7155        3139        4194  VIASAT-SP-BACKBONE, US
  8551        2926        3457  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2607        3558  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2149        2492  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2092        3534  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)
----------------------------------------------

   1:2202      2:1344      3:229       4:5         5:4531      6:134    
   7:6         8:1533      9:1        11:172      12:1516     13:373    
  14:2298     15:302      16:198      17:371      18:593      20:278    
  21:4        22:188      23:6399     24:2634     25:6        27:2570   
  29:19       31:2524     32:78       34:25       35:114      36:1974   
  37:4624     38:5100     39:839      40:147      41:4042     42:2045   
  43:2324     44:315      45:16579    46:4281     47:384      49:1771   
  50:1857     51:585      52:1593     54:391      55:961      56:8      
  57:122      58:1899     59:1168     60:994      61:2466     62:2658   
  63:1917     64:5585     65:2309     66:4950     67:3008     68:1324   
  69:4087     70:1206     71:689      72:2973     74:2630     75:1576   
  76:620      77:2445     78:1835     79:2979     80:2111     81:1789   
  82:1495     83:1276     84:1541     85:2979     86:765      87:1986   
  88:1170     89:3851     90:617      91:7810     92:2064     93:2599   
  94:3530     95:3999     96:1302     97:319      98:1083     99:735    
 100:91      101:1317    102:2931    103:32023   104:4559    105:566    
 106:879     107:2552    108:1118    109:4263    110:2109    111:3129   
 112:2060    113:1723    114:1672    115:2036    116:1899    117:2498   
 118:2671    119:1977    120:1775    121:1127    122:2588    123:2164   
 124:1568    125:2498    128:1462    129:1046    130:1029    131:1970   
 132:855     133:422     134:1789    135:307     136:902     137:1120   
 138:2665    139:1586    140:1246    141:1296    142:1476    143:1486   
 144:1001    145:342     146:1964    147:1612    148:2446    149:2113   
 150:887     151:1188    152:1844    153:580     154:4710    155:1376   
 156:1909    157:1320    158:1083    159:2229    160:2604    161:1577   
 162:3519    163:1595    164:1720    165:1836    166:981     167:1735   
 168:3869    169:931     170:4591    171:884     172:3639    173:2977   
 174:987     175:1192    176:3789    177:4503    178:3550    179:2144   
 180:2509    181:3502    182:3394    183:1996    184:2311    185:20506  
 186:4756    187:4093    188:4138    189:3721    190:9230    191:1393   
 192:10947   193:8952    194:7274    195:5165    196:3115    197:2429   
 198:6005    199:6081    200:8010    201:5982    202:10518   203:10178  
 204:4539    205:3654    206:4317    207:3445    208:4165    209:4932   
 210:4435    211:2476    212:4240    213:3584    214:1091    215:60     
 216:6703    217:2776    218:1299    219:476     220:2033    221:973    
 222:758     223:2162   

End of report


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