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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Feb 17 21:13:27 UTC 2024


IPv4 R&E Routing Table Report   21:10 GMT Sat 17 Feb, 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:                              937285
    Prefixes after maximum aggregation (per Origin AS):          357168
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      456862
    Number of IPv4 prefixes with a valid ROA:                    447438
    Number of IPv4 prefixes with an invalid ROA:                   1816
    Number of IPv4 prefixes with no ROA:                         488031
Total ASes present in the Internet Routing Table:                 75366
    Prefixes per ASN:                                             12.44
Origin-only ASes present in the Internet Routing Table:           64698
Origin ASes announcing only one prefix:                           26570
Transit ASes present in the Internet Routing Table:               10668
Transit-only ASes present in the Internet Routing Table:            497
Paths with bogon ASNs present in the IPv4 Routing Table:             55
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      36
    Max AS path prepend of ASN ( 59588)                              31
Prefixes from unregistered ASNs in the Routing Table:              1097
    Number of instances of unregistered ASNs:                      1108
Number of 32-bit ASNs allocated by the RIRs:                      43665
Number of 32-bit ASNs visible in the Routing Table:               35862
Prefixes from 32-bit ASNs in the Routing Table:                  181189
Number of bogon 32-bit ASNs visible in the Routing Table:            54
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            513
Number of addresses announced to Internet:                   3041630464
    Equivalent to 181 /8s, 75 /16s and 153 /24s
    Percentage of available address space announced:               82.2
    Percentage of allocated address space announced:               82.2
    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:      310286

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

Prefixes being announced by APNIC Region ASes:                   247422
    Total APNIC prefixes after maximum aggregation:               72212
    APNIC Deaggregation factor:                                    3.43
Prefixes being announced from the APNIC address blocks:          240233
    Unique aggregates announced from the APNIC address blocks:    99975
APNIC Region origin ASes present in the Internet Routing Table:   13937
    APNIC Prefixes per ASN:                                       17.24
APNIC Region origin ASes announcing only one prefix:               4211
APNIC Region transit ASes present in the Internet Routing Table:   1877
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         35
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9341
Number of APNIC addresses announced to Internet:              774035200
    Equivalent to 46 /8s, 34 /16s and 215 /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:                    274796
    Total ARIN prefixes after maximum aggregation:               123606
    ARIN Deaggregation factor:                                     2.22
Prefixes being announced from the ARIN address blocks:           279615
    Unique aggregates announced from the ARIN address blocks:    132081
ARIN Region origin ASes present in the Internet Routing Table:    19090
    ARIN Prefixes per ASN:                                        14.65
ARIN Region origin ASes announcing only one prefix:                6958
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:    4844
Number of ARIN addresses announced to Internet:              1269574912
    Equivalent to 75 /8s, 172 /16s and 45 /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:                    262626
    Total RIPE prefixes after maximum aggregation:               125664
    RIPE Deaggregation factor:                                     2.09
Prefixes being announced from the RIPE address blocks:           257368
    Unique aggregates announced from the RIPE address blocks:    161627
RIPE Region origin ASes present in the Internet Routing Table:    28550
    RIPE Prefixes per ASN:                                         9.01
RIPE Region origin ASes announcing only one prefix:               12098
RIPE Region transit ASes present in the Internet Routing Table:    3930
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11593
Number of RIPE addresses announced to Internet:               713536768
    Equivalent to 42 /8s, 135 /16s and 181 /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:                  120803
    Total LACNIC prefixes after maximum aggregation:              28876
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         119369
    Unique aggregates announced from the LACNIC address blocks:   49553
LACNIC Region origin ASes present in the Internet Routing Table:  11060
    LACNIC Prefixes per ASN:                                      10.79
LACNIC Region origin ASes announcing only one prefix:              2656
LACNIC Region transit ASes present in the Internet Routing Table:  2386
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        35
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8912
Number of LACNIC addresses announced to Internet:             177952512
    Equivalent to 10 /8s, 155 /16s and 87 /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:                  30541
    Total AfriNIC prefixes after maximum aggregation:              6078
    AfriNIC Deaggregation factor:                                  5.02
Prefixes being announced from the AfriNIC address blocks:         40186
    Unique aggregates announced from the AfriNIC address blocks:  13197
AfriNIC Region origin ASes present in the Internet Routing Table:  1823
    AfriNIC Prefixes per ASN:                                     22.04
AfriNIC Region origin ASes announcing only one prefix:              647
AfriNIC Region transit ASes present in the Internet Routing Table:  344
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1172
Number of AfriNIC addresses announced to Internet:            106230528
    Equivalent to 6 /8s, 84 /16s and 243 /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        9815       8738      50  CHINAMOBILE-CN China Mobile Communicati
  7545        5673        783     680  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4603        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3877       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3604       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3500        497     252  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3268       1867      93  VNPT-AS-VN VNPT Corp, VN
 24560        2711        861     373  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4755        2176        433     190  TATACOMM-AS TATA Communications formerl
 45090        2149       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        9595      11223    3382  AMAZON-02, US
 11492        4581        304     652  CABLEONE, US
  7155        4179        288      96  VIASAT-SP-BACKBONE, US
 22773        3629       3078     299  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3594       1320      74  SHAW, CA
 16625        3193       1390    2279  AKAMAI-AS, US
   749        3184      54927    2435  DNIC-AS-00749, US
   174        3101       6637     666  COGENT-174, US
   367        2899       3692    1405  DNIC-ASBLK-00306-00371, US
396982        2755       3639     396  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        7608       1714     147  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        3870       3396     127  AKAMAI-ASN1, NL
  9009        3278        284    1589  M247, RO
 12389        2977       2302     905  ROSTELECOM-AS, RU
  8551        2649        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 34984        2348        363     593  TELLCOM-AS, TR
 13188        1607        100      26  TRIOLAN, UA
  8452        1497       1852      14  TE-AS TE-AS, EG
 44477        1483         97     710  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       12449       3389     604  UNINET, MX
 10620        3522        496     891  Telmex Colombia S.A., CO
 13999        2512        341     649  Mega Cable, S.A. de C.V., MX
 11830        2006        369      64  Instituto Costarricense de Electricidad
 28573        1325       2319     238  Claro NXT Telecomunicacoes Ltda, BR
  3816        1305        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1209        340     498  Axtel, S.A.B. de C.V., MX
 11664        1138        179     425  Techtel LMDS Comunicaciones Interactiva
  6147        1086        369      22  Telefonica del Peru S.A.A., PE
 22884        1074        116     373  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        1547        545      28  RAYA-AS, EG
 24863        1523        389      16  LINKdotNET-AS, EG
 36992        1361       1519     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1135         73      60  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 36914         538         82       3  KENET-AS, KE
 15399         521         55      51  WANANCHI-, KE
 37342         486         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       12449       3389     604  UNINET, MX
  9808        9815       8738      50  CHINAMOBILE-CN China Mobile Communicati
 16509        9595      11223    3382  AMAZON-02, US
 12479        7608       1714     147  UNI2-AS, ES
  7545        5673        783     680  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 18403        4603        347      25  FPT-AS-AP FPT Telecom Company, VN
 11492        4581        304     652  CABLEONE, US
  7155        4179        288      96  VIASAT-SP-BACKBONE, US
  7552        3877       1331      21  VIETEL-AS-AP Viettel Group, VN

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        9815         9765  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7608         7461  UNI2-AS, ES
 16509        9595         6213  AMAZON-02, US
  7545        5673         4993  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4603         4578  FPT-AS-AP FPT Telecom Company, VN
  7155        4179         4083  VIASAT-SP-BACKBONE, US
 11492        4581         3929  CABLEONE, US
  7552        3877         3856  VIETEL-AS-AP Viettel Group, VN
 20940        3870         3743  AKAMAI-ASN1, NL

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
 198821333  UNALLOCATED  5.8.179.0/24            198821  ALKOR-AS, RU
     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
23.164.72.0/24       Origin:     49195  SSAC, CN
23.164.72.0/24      Transit:     57974  AS-PDCS, 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      /11:98      /12:300     
/13:576     /14:1190    /15:2088    /16:13388   /17:8174    /18:13632   
/19:24717   /20:43392   /21:51514   /22:110233  /23:99284   /24:568632  
/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        6724        7608  UNI2-AS, ES
  8151        6414       12449  UNINET, MX
 11492        3495        4581  CABLEONE, US
  6327        3393        3594  SHAW, CA
 39891        3340        4658  ALJAWWALSTC-AS, SA
  7155        3123        4179  VIASAT-SP-BACKBONE, US
 22773        2664        3629  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2144        2487  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2128        3522  Telmex Colombia S.A., CO
  8551        2125        2649  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)
----------------------------------------------

   1:2283      2:1463      3:298       4:6         5:4480      6:164    
   7:6         8:1496      9:2        11:172      12:1463     13:386    
  14:2343     15:311      16:204      17:363      18:730      20:356    
  21:4        22:188      23:6593     24:2702     25:2        27:2635   
  29:19       31:2551     32:45       34:38       35:124      36:2165   
  37:4490     38:6891     39:900      40:140      41:4044     42:2203   
  43:2304     44:331      45:16853    46:4359     47:286      49:1906   
  50:1898     51:570      52:1585     54:336      55:879      56:5      
  57:149      58:2011     59:1149     60:1018     61:2589     62:2681   
  63:1921     64:5521     65:2209     66:4933     67:3055     68:1334   
  69:4096     70:1200     71:587      72:2917     74:2647     75:1554   
  76:634      77:2391     78:1844     79:2467     80:2132     81:1892   
  82:1528     83:1254     84:1641     85:3095     86:778      87:1981   
  88:1224     89:3979     90:676      91:7922     92:2184     93:2630   
  94:3651     95:4082     96:1285     97:313      98:1033     99:744    
 100:91      101:1155    102:3110    103:32491   104:4765    105:597    
 106:919     107:2763    108:1131    109:4026    110:2142    111:3157   
 112:2060    113:1733    114:1746    115:2024    116:1954    117:2640   
 118:2748    119:1935    120:1780    121:1262    122:2632    123:2221   
 124:1546    125:2836    126:28      128:1467    129:926     130:1095   
 131:1835    132:823     133:412     134:1701    135:311     136:921    
 137:1175    138:2792    139:1543    140:1353    141:1348    142:1561   
 143:1488    144:1012    145:345     146:2009    147:1700    148:2509   
 149:2490    150:1031    151:1326    152:1979    153:594     154:5695   
 155:1372    156:2096    157:1536    158:1095    159:2212    160:2598   
 161:1632    162:3620    163:1709    164:1599    165:2125    166:1062   
 167:1705    168:3825    169:797     170:4696    171:997     172:3833   
 173:3017    174:897     175:1227    176:3650    177:4536    178:3556   
 179:2261    180:2378    181:3687    182:3422    183:1983    184:2267   
 185:20644   186:4836    187:4412    188:4007    189:4081    190:9309   
 191:1417    192:11001   193:9009    194:7393    195:5251    196:3155   
 197:2653    198:6009    199:7158    200:8073    201:6316    202:10289  
 203:10284   204:4552    205:3728    206:4466    207:3517    208:4139   
 209:4991    210:4467    211:2508    212:4295    213:3413    214:1118   
 215:44      216:6803    217:2772    218:1316    219:423     220:2051   
 221:1020    222:693     223:2193   

End of report


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