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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Dec 5 21:13:22 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Tue 05 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:                              933977
    Prefixes after maximum aggregation (per Origin AS):          356027
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      455353
    Number of IPv4 prefixes with a valid ROA:                    431885
    Number of IPv4 prefixes with an invalid ROA:                   2189
    Number of IPv4 prefixes with no ROA:                         499903
Total ASes present in the Internet Routing Table:                 75052
    Prefixes per ASN:                                             12.44
Origin-only ASes present in the Internet Routing Table:           64497
Origin ASes announcing only one prefix:                           26506
Transit ASes present in the Internet Routing Table:               10555
Transit-only ASes present in the Internet Routing Table:            469
Paths with bogon ASNs present in the IPv4 Routing Table:             47
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:              1030
    Number of instances of unregistered ASNs:                      1032
Number of 32-bit ASNs allocated by the RIRs:                      43154
Number of 32-bit ASNs visible in the Routing Table:               35444
Prefixes from 32-bit ASNs in the Routing Table:                  178108
Number of bogon 32-bit ASNs visible in the Routing Table:            39
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            530
Number of addresses announced to Internet:                   3047862016
    Equivalent to 181 /8s, 170 /16s and 175 /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:      309215

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

Prefixes being announced by APNIC Region ASes:                   247788
    Total APNIC prefixes after maximum aggregation:               71421
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          240997
    Unique aggregates announced from the APNIC address blocks:    99560
APNIC Region origin ASes present in the Internet Routing Table:   13772
    APNIC Prefixes per ASN:                                       17.50
APNIC Region origin ASes announcing only one prefix:               4141
APNIC Region transit ASes present in the Internet Routing Table:   1857
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:   9124
Number of APNIC addresses announced to Internet:              770937088
    Equivalent to 45 /8s, 243 /16s and 145 /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:                    273341
    Total ARIN prefixes after maximum aggregation:               124327
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           277873
    Unique aggregates announced from the ARIN address blocks:    132452
ARIN Region origin ASes present in the Internet Routing Table:    19073
    ARIN Prefixes per ASN:                                        14.57
ARIN Region origin ASes announcing only one prefix:                6963
ARIN Region transit ASes present in the Internet Routing Table:    1931
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:              1276144128
    Equivalent to 76 /8s, 16 /16s and 106 /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:                    261357
    Total RIPE prefixes after maximum aggregation:               124804
    RIPE Deaggregation factor:                                     2.09
Prefixes being announced from the RIPE address blocks:           255989
    Unique aggregates announced from the RIPE address blocks:    160633
RIPE Region origin ASes present in the Internet Routing Table:    28473
    RIPE Prefixes per ASN:                                         8.99
RIPE Region origin ASes announcing only one prefix:               12096
RIPE Region transit ASes present in the Internet Routing Table:    3886
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:   11454
Number of RIPE addresses announced to Internet:               714411520
    Equivalent to 42 /8s, 149 /16s and 14 /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:                  120045
    Total LACNIC prefixes after maximum aggregation:              28756
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         118780
    Unique aggregates announced from the LACNIC address blocks:   49425
LACNIC Region origin ASes present in the Internet Routing Table:  11050
    LACNIC Prefixes per ASN:                                      10.75
LACNIC Region origin ASes announcing only one prefix:              2673
LACNIC Region transit ASes present in the Internet Routing Table:  2350
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:  8894
Number of LACNIC addresses announced to Internet:             178456320
    Equivalent to 10 /8s, 163 /16s and 7 /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:                  30416
    Total AfriNIC prefixes after maximum aggregation:              6018
    AfriNIC Deaggregation factor:                                  5.05
Prefixes being announced from the AfriNIC address blocks:         39807
    Unique aggregates announced from the AfriNIC address blocks:  12850
AfriNIC Region origin ASes present in the Internet Routing Table:  1808
    AfriNIC Prefixes per ASN:                                     22.02
AfriNIC Region origin ASes announcing only one prefix:              633
AfriNIC Region transit ASes present in the Internet Routing Table:  345
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: 1149
Number of AfriNIC addresses announced to Internet:            107546624
    Equivalent to 6 /8s, 105 /16s and 8 /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        9743       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5680        784     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4407        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3596       1045      67  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3385        494     251  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3244       1867      93  VNPT-AS-VN VNPT Corp, VN
  7552        2990       1330      20  VIETEL-AS-AP Viettel Group, VN
  4538        2941       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2635        853     368  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2232      11258     588  KIXS-AS-KR Korea Telecom, KR

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        9373      11175    3339  AMAZON-02, US
 11492        4559        302     679  CABLEONE, US
  7155        4174        288      95  VIASAT-SP-BACKBONE, US
  6327        3558       1320      68  SHAW, CA
 22773        3513       3071     299  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3163      54930    2415  DNIC-AS-00749, US
 16625        3143       1393    2302  AKAMAI-AS, US
   367        3003       3844    1423  DNIC-ASBLK-00306-00371, US
396982        2724       3631     374  GOOGLE-CLOUD-PLATFORM, US
  7018        2550      23609    1591  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        7522       1714     146  UNI2-AS, ES
 39891        4502        267      55  ALJAWWALSTC-AS, SA
 20940        4009       3397     143  AKAMAI-ASN1, NL
  9009        3480        299    1625  M247, RO
 12389        2934       2301     909  ROSTELECOM-AS, RU
  8551        2370        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 34984        2322        360     588  TELLCOM-AS, TR
 58224        1611        895     587  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       12121       3377     602  UNINET, MX
 10620        3526        499     871  Telmex Colombia S.A., CO
 13999        2476        338     641  Mega Cable, S.A. de C.V., MX
 11830        2000        369      64  Instituto Costarricense de Electricidad
 28573        1339       2321     242  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        1089        174     437  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        1593        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        1046         67      51  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 36914         510         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       12121       3377     602  UNINET, MX
  9808        9743       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9373      11175    3339  AMAZON-02, US
 12479        7522       1714     146  UNI2-AS, ES
  7545        5680        784     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4559        302     679  CABLEONE, US
 39891        4502        267      55  ALJAWWALSTC-AS, SA
 18403        4407        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4174        288      95  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        9743         9702  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7522         7376  UNI2-AS, ES
 16509        9373         6034  AMAZON-02, US
  7545        5680         4985  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4502         4447  ALJAWWALSTC-AS, SA
 18403        4407         4382  FPT-AS-AP FPT Telecom Company, VN
  7155        4174         4079  VIASAT-SP-BACKBONE, US
 11492        4559         3880  CABLEONE, US
 20940        4009         3866  AKAMAI-ASN1, NL
  7713        3596         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     /14:1189    /15:2089    /16:13462   /17:8269    /18:13813   
/19:24996   /20:43864   /21:51492   /22:110461  /23:99715   /24:563579  
/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        6615        7522  UNI2-AS, ES
  8151        6138       12121  UNINET, MX
 11492        3473        4559  CABLEONE, US
  6327        3367        3558  SHAW, CA
 39891        3256        4502  ALJAWWALSTC-AS, SA
  7155        3119        4174  VIASAT-SP-BACKBONE, US
 22773        2566        3513  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2126        2470  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2119        3526  Telmex Colombia S.A., CO
 16509        1918        9373  AMAZON-02, US

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2237      2:1429      3:279       4:5         5:4391      6:160    
   7:6         8:1508      9:1        11:172      12:1487     13:371    
  14:2315     15:304      16:205      17:362      18:701      20:318    
  21:4        22:188      23:6537     24:2576     25:2        27:2597   
  29:19       31:2552     32:53       34:32       35:119      36:2043   
  37:4476     38:5690     39:881      40:150      41:4099     42:2126   
  43:2316     44:328      45:16734    46:4378     47:310      49:1897   
  50:1875     51:573      52:1590     54:393      55:867      56:5      
  57:129      58:1924     59:1154     60:1009     61:2583     62:2725   
  63:1901     64:5488     65:2227     66:5028     67:3048     68:1358   
  69:4097     70:1184     71:617      72:2932     74:2622     75:1565   
  76:628      77:2277     78:1824     79:2639     80:2115     81:1852   
  82:1531     83:1326     84:1624     85:2976     86:779      87:1974   
  88:1235     89:3970     90:638      91:7880     92:2166     93:2643   
  94:3573     95:4013     96:1299     97:316      98:1017     99:737    
 100:95      101:1418    102:3006    103:32536   104:4793    105:592    
 106:977     107:2748    108:1139    109:3554    110:2135    111:3143   
 112:2079    113:1691    114:1740    115:2050    116:1923    117:2501   
 118:2747    119:1960    120:1784    121:1278    122:2638    123:2193   
 124:1587    125:2761    128:1502    129:913     130:1059    131:2003   
 132:874     133:410     134:1706    135:299     136:917     137:1138   
 138:2732    139:1567    140:1342    141:1355    142:1542    143:1547   
 144:1007    145:344     146:1995    147:1640    148:2456    149:2329   
 150:1017    151:1289    152:1838    153:593     154:5300    155:1376   
 156:2127    157:1385    158:1085    159:2204    160:2619    161:1617   
 162:3563    163:1645    164:1637    165:1880    166:1109    167:1767   
 168:3844    169:801     170:4684    171:946     172:3767    173:3008   
 174:902     175:1226    176:3602    177:4614    178:3551    179:2214   
 180:2377    181:3606    182:3406    183:2028    184:2251    185:20476  
 186:4793    187:4275    188:4004    189:3967    190:9338    191:1489   
 192:11017   193:8974    194:7304    195:5203    196:3146    197:2636   
 198:6023    199:6612    200:8098    201:6234    202:10505   203:10207  
 204:4604    205:3691    206:4417    207:3502    208:4111    209:4915   
 210:4493    211:2502    212:4221    213:3407    214:1120    215:63     
 216:6750    217:2752    218:1318    219:474     220:2027    221:1017   
 222:794     223:2193   

End of report


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