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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Dec 8 21:13:25 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Fri 08 Dec, 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:                              934920
    Prefixes after maximum aggregation (per Origin AS):          356242
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      455655
    Number of IPv4 prefixes with a valid ROA:                    432842
    Number of IPv4 prefixes with an invalid ROA:                   2223
    Number of IPv4 prefixes with no ROA:                         499855
Total ASes present in the Internet Routing Table:                 75062
    Prefixes per ASN:                                             12.46
Origin-only ASes present in the Internet Routing Table:           64514
Origin ASes announcing only one prefix:                           26504
Transit ASes present in the Internet Routing Table:               10548
Transit-only ASes present in the Internet Routing Table:            462
Paths with bogon ASNs present in the IPv4 Routing Table:             45
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      37
    Max AS path prepend of ASN (272886)                              31
Prefixes from unregistered ASNs in the Routing Table:              1056
    Number of instances of unregistered ASNs:                      1058
Number of 32-bit ASNs allocated by the RIRs:                      43200
Number of 32-bit ASNs visible in the Routing Table:               35455
Prefixes from 32-bit ASNs in the Routing Table:                  178280
Number of bogon 32-bit ASNs visible in the Routing Table:            22
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            511
Number of addresses announced to Internet:                   3048022016
    Equivalent to 181 /8s, 173 /16s and 32 /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:      309871

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

Prefixes being announced by APNIC Region ASes:                   247968
    Total APNIC prefixes after maximum aggregation:               71443
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          241146
    Unique aggregates announced from the APNIC address blocks:    99405
APNIC Region origin ASes present in the Internet Routing Table:   13775
    APNIC Prefixes per ASN:                                       17.51
APNIC Region origin ASes announcing only one prefix:               4133
APNIC Region transit ASes present in the Internet Routing Table:   1856
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:              770979072
    Equivalent to 45 /8s, 244 /16s and 53 /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:                    273513
    Total ARIN prefixes after maximum aggregation:               124494
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           278088
    Unique aggregates announced from the ARIN address blocks:    132843
ARIN Region origin ASes present in the Internet Routing Table:    19078
    ARIN Prefixes per ASN:                                        14.58
ARIN Region origin ASes announcing only one prefix:                6963
ARIN Region transit ASes present in the Internet Routing Table:    1933
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:    4821
Number of ARIN addresses announced to Internet:              1276053504
    Equivalent to 76 /8s, 15 /16s and 8 /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:                    261985
    Total RIPE prefixes after maximum aggregation:               124820
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:           256609
    Unique aggregates announced from the RIPE address blocks:    160674
RIPE Region origin ASes present in the Internet Routing Table:    28492
    RIPE Prefixes per ASN:                                         9.01
RIPE Region origin ASes announcing only one prefix:               12109
RIPE Region transit ASes present in the Internet Routing Table:    3890
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:   11465
Number of RIPE addresses announced to Internet:               714656000
    Equivalent to 42 /8s, 152 /16s and 201 /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:                  119913
    Total LACNIC prefixes after maximum aggregation:              28764
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         118675
    Unique aggregates announced from the LACNIC address blocks:   49485
LACNIC Region origin ASes present in the Internet Routing Table:  11055
    LACNIC Prefixes per ASN:                                      10.73
LACNIC Region origin ASes announcing only one prefix:              2672
LACNIC Region transit ASes present in the Internet Routing Table:  2352
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        37
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8897
Number of LACNIC addresses announced to Internet:             178379776
    Equivalent to 10 /8s, 161 /16s and 220 /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:                  30485
    Total AfriNIC prefixes after maximum aggregation:              6026
    AfriNIC Deaggregation factor:                                  5.06
Prefixes being announced from the AfriNIC address blocks:         39890
    Unique aggregates announced from the AfriNIC address blocks:  12831
AfriNIC Region origin ASes present in the Internet Routing Table:  1802
    AfriNIC Prefixes per ASN:                                     22.14
AfriNIC Region origin ASes announcing only one prefix:              627
AfriNIC Region transit ASes present in the Internet Routing Table:  346
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: 1145
Number of AfriNIC addresses announced to Internet:            107593216
    Equivalent to 6 /8s, 105 /16s and 190 /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        9745       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5676        784     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4421        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3599       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3387        494     252  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3246       1867      93  VNPT-AS-VN VNPT Corp, VN
  7552        2988       1330      20  VIETEL-AS-AP Viettel Group, VN
  4538        2941       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2640        853     366  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2233      11258     589  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        9457      11189    3325  AMAZON-02, US
 11492        4561        303     681  CABLEONE, US
  7155        4175        288      96  VIASAT-SP-BACKBONE, US
  6327        3559       1320      68  SHAW, CA
 22773        3512       3071     299  ASN-CXA-ALL-CCI-22773-RDC, US
 16625        3174       1410    2318  AKAMAI-AS, US
   749        3163      54930    2415  DNIC-AS-00749, US
   367        2985       3841    1414  DNIC-ASBLK-00306-00371, US
396982        2724       3631     375  GOOGLE-CLOUD-PLATFORM, US
  7018        2582      23628    1597  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        7555       1714     146  UNI2-AS, ES
 39891        4502        267      55  ALJAWWALSTC-AS, SA
 20940        4009       3397     143  AKAMAI-ASN1, NL
  9009        3484        300    1632  M247, RO
  8551        2942        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2931       2301     907  ROSTELECOM-AS, RU
 34984        2325        360     589  TELLCOM-AS, TR
 58224        1610        895     586  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
  8452        1521       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       12133       3379     595  UNINET, MX
 10620        3527        499     872  Telmex Colombia S.A., CO
 13999        2482        338     637  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad
 28573        1341       2318     237  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1246        341     504  Axtel, S.A.B. de C.V., MX
 11664        1099        175     434  Techtel LMDS Comunicaciones Interactiva
  6147        1081        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        1591        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      51  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 36914         523         82       3  KENET-AS, KE
 15399         503         53      41  WANANCHI-, KE
 37342         491         32       1  MOVITEL, MZ

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       12133       3379     595  UNINET, MX
  9808        9745       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9457      11189    3325  AMAZON-02, US
 12479        7555       1714     146  UNI2-AS, ES
  7545        5676        784     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4561        303     681  CABLEONE, US
 39891        4502        267      55  ALJAWWALSTC-AS, SA
 18403        4421        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4175        288      96  VIASAT-SP-BACKBONE, US
 20940        4009       3397     143  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        9745         9704  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7555         7409  UNI2-AS, ES
 16509        9457         6132  AMAZON-02, US
  7545        5676         4986  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4502         4447  ALJAWWALSTC-AS, SA
 18403        4421         4396  FPT-AS-AP FPT Telecom Company, VN
  7155        4175         4079  VIASAT-SP-BACKBONE, US
 11492        4561         3880  CABLEONE, US
 20940        4009         3866  AKAMAI-ASN1, NL
  7713        3599         3529  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
23.176.160.0/24      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      /11:99      /12:298     
/13:582     /14:1190    /15:2089    /16:13460   /17:8274    /18:13810   
/19:25003   /20:43897   /21:51529   /22:110540  /23:99779   /24:564301  
/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        6644        7555  UNI2-AS, ES
  8151        6148       12133  UNINET, MX
 11492        3475        4561  CABLEONE, US
  6327        3367        3559  SHAW, CA
 39891        3256        4502  ALJAWWALSTC-AS, SA
  7155        3119        4175  VIASAT-SP-BACKBONE, US
 22773        2564        3512  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2419        2942  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2126        2471  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2121        3527  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)
----------------------------------------------

   1:2236      2:1416      3:280       4:5         5:4394      6:160    
   7:6         8:1511      9:1        11:172      12:1488     13:374    
  14:2317     15:304      16:206      17:361      18:707      20:327    
  21:4        22:188      23:6541     24:2599     25:2        27:2597   
  29:19       31:2544     32:53       34:33       35:118      36:2044   
  37:4476     38:5704     39:881      40:150      41:4105     42:2137   
  43:2321     44:328      45:16702    46:4381     47:299      49:1887   
  50:1887     51:573      52:1598     54:395      55:803      56:5      
  57:129      58:1926     59:1156     60:1007     61:2583     62:2729   
  63:1909     64:5486     65:2228     66:5037     67:3051     68:1357   
  69:4082     70:1184     71:615      72:2932     74:2634     75:1564   
  76:628      77:2277     78:1823     79:2996     80:2122     81:1857   
  82:1535     83:1324     84:1622     85:2977     86:783      87:1975   
  88:1236     89:3929     90:641      91:7888     92:2175     93:2639   
  94:3585     95:4012     96:1299     97:316      98:1018     99:738    
 100:95      101:1419    102:3020    103:32546   104:4796    105:593    
 106:977     107:2746    108:1139    109:3765    110:2136    111:3139   
 112:2077    113:1692    114:1743    115:2052    116:1932    117:2498   
 118:2753    119:1963    120:1786    121:1273    122:2639    123:2198   
 124:1589    125:2762    128:1502    129:911     130:1060    131:1989   
 132:876     133:410     134:1706    135:295     136:916     137:1139   
 138:2727    139:1567    140:1343    141:1347    142:1541    143:1527   
 144:1009    145:344     146:1995    147:1642    148:2479    149:2374   
 150:1017    151:1289    152:1831    153:593     154:5329    155:1378   
 156:2126    157:1384    158:1085    159:2205    160:2618    161:1619   
 162:3568    163:1651    164:1638    165:1883    166:1108    167:1771   
 168:3830    169:799     170:4695    171:946     172:3764    173:3000   
 174:902     175:1230    176:3607    177:4573    178:3553    179:2216   
 180:2371    181:3598    182:3404    183:2026    184:2250    185:20506  
 186:4775    187:4269    188:4000    189:3973    190:9339    191:1499   
 192:11022   193:8974    194:7297    195:5214    196:3147    197:2654   
 198:6025    199:6648    200:8097    201:6234    202:10517   203:10213  
 204:4601    205:3678    206:4440    207:3493    208:4101    209:4934   
 210:4491    211:2503    212:4218    213:3404    214:1115    215:63     
 216:6757    217:2750    218:1318    219:475     220:2027    221:1017   
 222:791     223:2195   

End of report


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