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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Mar 14 21:13:23 UTC 2024


IPv4 R&E Routing Table Report   21:10 GMT Thu 14 Mar, 2024

  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:                              939145
    Prefixes after maximum aggregation (per Origin AS):          357895
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      457334
    Number of IPv4 prefixes with a valid ROA:                    454197
    Number of IPv4 prefixes with an invalid ROA:                   3267
    Number of IPv4 prefixes with no ROA:                         481681
Total ASes present in the Internet Routing Table:                 75388
    Prefixes per ASN:                                             12.46
Origin-only ASes present in the Internet Routing Table:           64727
Origin ASes announcing only one prefix:                           26557
Transit ASes present in the Internet Routing Table:               10661
Transit-only ASes present in the Internet Routing Table:            499
Paths with bogon ASNs present in the IPv4 Routing Table:             42
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      39
    Max AS path prepend of ASN ( 59588)                              31
Prefixes from unregistered ASNs in the Routing Table:              1104
    Number of instances of unregistered ASNs:                      1109
Number of 32-bit ASNs allocated by the RIRs:                      43818
Number of 32-bit ASNs visible in the Routing Table:               35946
Prefixes from 32-bit ASNs in the Routing Table:                  182197
Number of bogon 32-bit ASNs visible in the Routing Table:            32
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            561
Number of addresses announced to Internet:                   3025609984
    Equivalent to 180 /8s, 87 /16s and 37 /24s
    Percentage of available address space announced:               81.7
    Percentage of allocated address space announced:               81.7
    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:      310494

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

Prefixes being announced by APNIC Region ASes:                   248048
    Total APNIC prefixes after maximum aggregation:               72300
    APNIC Deaggregation factor:                                    3.43
Prefixes being announced from the APNIC address blocks:          240799
    Unique aggregates announced from the APNIC address blocks:    99715
APNIC Region origin ASes present in the Internet Routing Table:   13981
    APNIC Prefixes per ASN:                                       17.22
APNIC Region origin ASes announcing only one prefix:               4233
APNIC Region transit ASes present in the Internet Routing Table:   1881
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         36
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9391
Number of APNIC addresses announced to Internet:              760192768
    Equivalent to 45 /8s, 79 /16s and 159 /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:                    276008
    Total ARIN prefixes after maximum aggregation:               123842
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           280593
    Unique aggregates announced from the ARIN address blocks:    132544
ARIN Region origin ASes present in the Internet Routing Table:    19107
    ARIN Prefixes per ASN:                                        14.69
ARIN Region origin ASes announcing only one prefix:                6951
ARIN Region transit ASes present in the Internet Routing Table:    1959
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:    4858
Number of ARIN addresses announced to Internet:              1270220800
    Equivalent to 75 /8s, 182 /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:                    263823
    Total RIPE prefixes after maximum aggregation:               126245
    RIPE Deaggregation factor:                                     2.09
Prefixes being announced from the RIPE address blocks:           258647
    Unique aggregates announced from the RIPE address blocks:    162476
RIPE Region origin ASes present in the Internet Routing Table:    28582
    RIPE Prefixes per ASN:                                         9.05
RIPE Region origin ASes announcing only one prefix:               12126
RIPE Region transit ASes present in the Internet Routing Table:    3939
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11656
Number of RIPE addresses announced to Internet:               714432512
    Equivalent to 42 /8s, 149 /16s and 96 /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:                  121318
    Total LACNIC prefixes after maximum aggregation:              28917
    LACNIC Deaggregation factor:                                   4.20
Prefixes being announced from the LACNIC address blocks:         119755
    Unique aggregates announced from the LACNIC address blocks:   49546
LACNIC Region origin ASes present in the Internet Routing Table:  11063
    LACNIC Prefixes per ASN:                                      10.82
LACNIC Region origin ASes announcing only one prefix:              2626
LACNIC Region transit ASes present in the Internet Routing Table:  2371
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        29
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8921
Number of LACNIC addresses announced to Internet:             177536256
    Equivalent to 10 /8s, 148 /16s and 253 /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:                  28844
    Total AfriNIC prefixes after maximum aggregation:              5853
    AfriNIC Deaggregation factor:                                  4.93
Prefixes being announced from the AfriNIC address blocks:         38789
    Unique aggregates announced from the AfriNIC address blocks:  12609
AfriNIC Region origin ASes present in the Internet Routing Table:  1738
    AfriNIC Prefixes per ASN:                                     22.32
AfriNIC Region origin ASes announcing only one prefix:              621
AfriNIC Region transit ASes present in the Internet Routing Table:  339
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1120
Number of AfriNIC addresses announced to Internet:            102911744
    Equivalent to 6 /8s, 34 /16s and 79 /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        9822       8739      52  CHINAMOBILE-CN China Mobile Communicati
  7545        5653        777     673  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4573        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3839       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3600       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3511        495     249  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3271       1867      92  VNPT-AS-VN VNPT Corp, VN
 24560        2760        864     363  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4755        2176        433     189  TATACOMM-AS TATA Communications formerl
 45090        2150       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute

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        9709      11331    3363  AMAZON-02, US
 22773        5014       3079     301  ASN-CXA-ALL-CCI-22773-RDC, US
 11492        4577        304     648  CABLEONE, US
  7155        4181        288      96  VIASAT-SP-BACKBONE, US
  6327        3596       1320      75  SHAW, CA
   174        3426       6644     677  COGENT-174, US
   749        3193      54919    2445  DNIC-AS-00749, US
 16625        3178       1375    2270  AKAMAI-AS, US
   367        2927       3633    1411  DNIC-ASBLK-00306-00371, US
396982        2757       3640     406  GOOGLE-CLOUD-PLATFORM, 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        7670       1714     147  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3854       3395     126  AKAMAI-ASN1, NL
  9009        3263        283    1589  M247, RO
 12389        2981       2304     904  ROSTELECOM-AS, RU
  8551        2652        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 34984        2347        363     590  TELLCOM-AS, TR
 13188        1607        100      26  TRIOLAN, UA
  8452        1519       1852      14  TE-AS TE-AS, EG
 44477        1491         98     712  STARK-INDUSTRIES, GB

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       12561       3376     493  UNINET, MX
 10620        3525        496     891  Telmex Colombia S.A., CO
 13999        2506        340     650  Mega Cable, S.A. de C.V., MX
 11830        2000        369      64  Instituto Costarricense de Electricidad
 28573        1343       2319     241  Claro NXT Telecomunicacoes Ltda, BR
  3816        1311        787     198  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1208        349     490  Axtel, S.A.B. de C.V., MX
 11664        1145        179     422  Techtel LMDS Comunicaciones Interactiva
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 22884        1068        114     372  TOTAL PLAY TELECOMUNICACIONES SA DE CV,

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
 24835        1549        545      28  RAYA-AS, EG
 24863        1504        389      20  LINKdotNET-AS, EG
 36992        1369       1519     282  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 36935         935        521      42  Vodafone-, EG
  6713         554       1861      34  IAM-AS, MA
 15399         526         55      54  WANANCHI-, KE
 36914         484         82       3  KENET-AS, KE
 24757         427         73       5  EthioNet-AS, ET
 37342         394         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       12561       3376     493  UNINET, MX
  9808        9822       8739      52  CHINAMOBILE-CN China Mobile Communicati
 16509        9709      11331    3363  AMAZON-02, US
 12479        7670       1714     147  UNI2-AS, ES
  7545        5653        777     673  TPG-INTERNET-AP TPG Telecom Limited, AU
 22773        5014       3079     301  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4577        304     648  CABLEONE, US
 18403        4573        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4181        288      96  VIASAT-SP-BACKBONE, US

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        9822         9770  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7670         7523  UNI2-AS, ES
 16509        9709         6346  AMAZON-02, US
  7545        5653         4980  TPG-INTERNET-AP TPG Telecom Limited, AU
 22773        5014         4713  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4573         4548  FPT-AS-AP FPT Telecom Company, VN
  7155        4181         4085  VIASAT-SP-BACKBONE, US
 11492        4577         3929  CABLEONE, US
  7552        3839         3819  VIETEL-AS-AP Viettel Group, VN

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
     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  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
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
23.173.152.0/24      Origin:    397423  TIER-NET, US
23.173.152.0/24     Transit:      3356  LEVEL3, 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

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      /10:36      /11:96      /12:297     
/13:575     /14:1186    /15:2088    /16:13276   /17:8139    /18:13627   
/19:24607   /20:43295   /21:51120   /22:110593  /23:99295   /24:570884  
/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        6783        7670  UNI2-AS, ES
  8151        6490       12561  UNINET, MX
 22773        4049        5014  ASN-CXA-ALL-CCI-22773-RDC, US
 11492        3490        4577  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3394        3596  SHAW, CA
  7155        3125        4181  VIASAT-SP-BACKBONE, US
 30036        2163        2507  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2131        3525  Telmex Colombia S.A., CO
  8551        2128        2652  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

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

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

   1:2260      2:1566      3:311       4:6         5:4520      6:162    
   7:6         8:1501      9:2        11:172      12:1465     13:381    
  14:2353     15:314      16:209      17:370      18:752      20:355    
  21:4        22:188      23:6616     24:2767     25:2        27:2646   
  29:19       31:2630     32:46       34:59       35:126      36:2198   
  37:4519     38:7319     39:894      40:125      41:3801     42:2201   
  43:2311     44:320      45:16915    46:4393     47:298      49:1895   
  50:1909     51:572      52:1584     54:312      55:968      56:5      
  57:156      58:2018     59:1125     60:1024     61:2570     62:2698   
  63:1909     64:5521     65:2199     66:4717     67:3052     68:1571   
  69:4076     70:1326     71:581      72:2956     74:2587     75:1550   
  76:635      77:2410     78:1846     79:2478     80:2147     81:1933   
  82:1521     83:1286     84:1647     85:3086     86:827      87:2012   
  88:1234     89:4025     90:682      91:8003     92:2190     93:2637   
  94:3645     95:4147     96:1290     97:312      98:1101     99:740    
 100:92      101:1162    102:3018    103:32460   104:4775    105:530    
 106:911     107:2762    108:1131    109:4058    110:2139    111:3190   
 112:2065    113:1759    114:1762    115:2044    116:1873    117:2615   
 118:2835    119:1954    120:1785    121:1277    122:2670    123:2226   
 124:1549    125:2837    126:28      128:1517    129:858     130:1100   
 131:1818    132:815     133:410     134:1717    135:310     136:931    
 137:1195    138:2818    139:1570    140:1378    141:1360    142:1554   
 143:1487    144:1019    145:345     146:2015    147:1715    148:2494   
 149:2562    150:1093    151:1332    152:1977    153:591     154:5798   
 155:1373    156:2246    157:1619    158:1100    159:2243    160:2104   
 161:1635    162:3600    163:1715    164:1614    165:2117    166:1068   
 167:1761    168:3946    169:784     170:4689    171:999     172:3834   
 173:3037    174:934     175:1227    176:3663    177:4516    178:3609   
 179:2238    180:2386    181:3669    182:3366    183:2031    184:2266   
 185:20669   186:4920    187:4475    188:4025    189:4128    190:9322   
 191:1465    192:11005   193:9047    194:7452    195:5237    196:3044   
 197:2509    198:6019    199:7457    200:8001    201:6363    202:10278  
 203:10297   204:4585    205:3762    206:4509    207:3532    208:4153   
 209:5047    210:4483    211:2476    212:4307    213:3397    214:1102   
 215:43      216:6771    217:2811    218:1316    219:409     220:2054   
 221:1031    222:693     223:2198   

End of report


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