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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Feb 15 21:13:30 UTC 2024


IPv4 R&E Routing Table Report   21:10 GMT Thu 15 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:                              937169
    Prefixes after maximum aggregation (per Origin AS):          357187
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      456882
    Number of IPv4 prefixes with a valid ROA:                    447558
    Number of IPv4 prefixes with an invalid ROA:                   1825
    Number of IPv4 prefixes with no ROA:                         487786
Total ASes present in the Internet Routing Table:                 75334
    Prefixes per ASN:                                             12.44
Origin-only ASes present in the Internet Routing Table:           64672
Origin ASes announcing only one prefix:                           26549
Transit ASes present in the Internet Routing Table:               10662
Transit-only ASes present in the Internet Routing Table:            500
Paths with bogon ASNs present in the IPv4 Routing Table:             43
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     105
    Max AS path prepend of ASN (149381)                             100
Prefixes from unregistered ASNs in the Routing Table:              1085
    Number of instances of unregistered ASNs:                      1092
Number of 32-bit ASNs allocated by the RIRs:                      43640
Number of 32-bit ASNs visible in the Routing Table:               35828
Prefixes from 32-bit ASNs in the Routing Table:                  181244
Number of bogon 32-bit ASNs visible in the Routing Table:            45
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            511
Number of addresses announced to Internet:                   3041545728
    Equivalent to 181 /8s, 74 /16s and 78 /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:      310126

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

Prefixes being announced by APNIC Region ASes:                   247478
    Total APNIC prefixes after maximum aggregation:               72206
    APNIC Deaggregation factor:                                    3.43
Prefixes being announced from the APNIC address blocks:          240294
    Unique aggregates announced from the APNIC address blocks:   100034
APNIC Region origin ASes present in the Internet Routing Table:   13928
    APNIC Prefixes per ASN:                                       17.25
APNIC Region origin ASes announcing only one prefix:               4203
APNIC Region transit ASes present in the Internet Routing Table:   1878
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                        105
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9332
Number of APNIC addresses announced to Internet:              773970944
    Equivalent to 46 /8s, 33 /16s and 220 /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:                    274639
    Total ARIN prefixes after maximum aggregation:               123651
    ARIN Deaggregation factor:                                     2.22
Prefixes being announced from the ARIN address blocks:           279473
    Unique aggregates announced from the ARIN address blocks:    132090
ARIN Region origin ASes present in the Internet Routing Table:    19092
    ARIN Prefixes per ASN:                                        14.64
ARIN Region origin ASes announcing only one prefix:                6961
ARIN Region transit ASes present in the Internet Routing Table:    1954
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:              1269576704
    Equivalent to 75 /8s, 172 /16s and 52 /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:                    262729
    Total RIPE prefixes after maximum aggregation:               125681
    RIPE Deaggregation factor:                                     2.09
Prefixes being announced from the RIPE address blocks:           257465
    Unique aggregates announced from the RIPE address blocks:    161657
RIPE Region origin ASes present in the Internet Routing Table:    28546
    RIPE Prefixes per ASN:                                         9.02
RIPE Region origin ASes announcing only one prefix:               12096
RIPE Region transit ASes present in the Internet Routing Table:    3926
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:   11589
Number of RIPE addresses announced to Internet:               713518848
    Equivalent to 42 /8s, 135 /16s and 111 /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:                  120645
    Total LACNIC prefixes after maximum aggregation:              28844
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         119197
    Unique aggregates announced from the LACNIC address blocks:   49467
LACNIC Region origin ASes present in the Internet Routing Table:  11036
    LACNIC Prefixes per ASN:                                      10.80
LACNIC Region origin ASes announcing only one prefix:              2641
LACNIC Region transit ASes present in the Internet Routing Table:  2380
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:  8890
Number of LACNIC addresses announced to Internet:             177924096
    Equivalent to 10 /8s, 154 /16s and 232 /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:                  30593
    Total AfriNIC prefixes after maximum aggregation:              6077
    AfriNIC Deaggregation factor:                                  5.03
Prefixes being announced from the AfriNIC address blocks:         40228
    Unique aggregates announced from the AfriNIC address blocks:  13207
AfriNIC Region origin ASes present in the Internet Routing Table:  1827
    AfriNIC Prefixes per ASN:                                     22.02
AfriNIC Region origin ASes announcing only one prefix:              648
AfriNIC Region transit ASes present in the Internet Routing Table:  347
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: 1173
Number of AfriNIC addresses announced to Internet:            106255872
    Equivalent to 6 /8s, 85 /16s and 86 /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        4598        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        3487        497     252  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3266       1867      93  VNPT-AS-VN VNPT Corp, VN
 24560        2711        861     373  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4755        2177        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        9621      11222    3366  AMAZON-02, US
 11492        4572        303     662  CABLEONE, US
  7155        4179        288      96  VIASAT-SP-BACKBONE, US
 22773        3629       3078     299  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3595       1320      75  SHAW, CA
 16625        3196       1391    2281  AKAMAI-AS, US
   749        3183      54927    2435  DNIC-AS-00749, US
   174        3095       6641     661  COGENT-174, US
   367        2916       3695    1418  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        7607       1714     147  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        3877       3396     132  AKAMAI-ASN1, NL
  9009        3278        284    1589  M247, RO
 12389        2976       2302     905  ROSTELECOM-AS, RU
  8551        2652        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        1484         97     709  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       12432       3391     601  UNINET, MX
 10620        3522        496     891  Telmex Colombia S.A., CO
 13999        2510        341     643  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        1205        340     496  Axtel, S.A.B. de C.V., MX
 11664        1134        178     426  Techtel LMDS Comunicaciones Interactiva
  6147        1087        369      22  Telefonica del Peru S.A.A., PE
 26615        1063       2502      53  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
 24835        1547        545      28  RAYA-AS, EG
 24863        1530        389      16  LINKdotNET-AS, EG
 36992        1361       1519     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1134         73      59  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 36914         545         82       3  KENET-AS, KE
 15399         531         55      53  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       12432       3391     601  UNINET, MX
  9808        9815       8738      50  CHINAMOBILE-CN China Mobile Communicati
 16509        9621      11222    3366  AMAZON-02, US
 12479        7607       1714     147  UNI2-AS, ES
  7545        5673        783     680  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 18403        4598        347      25  FPT-AS-AP FPT Telecom Company, VN
 11492        4572        303     662  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        7607         7460  UNI2-AS, ES
 16509        9621         6255  AMAZON-02, US
  7545        5673         4993  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4598         4573  FPT-AS-AP FPT Telecom Company, VN
  7155        4179         4083  VIASAT-SP-BACKBONE, US
 11492        4572         3910  CABLEONE, US
  7552        3877         3856  VIETEL-AS-AP Viettel Group, VN
 20940        3877         3745  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
     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
     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
23.164.72.0/24       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    /15:2089    /16:13379   /17:8157    /18:13640   
/19:24752   /20:43389   /21:51486   /22:110232  /23:99276   /24:568538  
/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        6723        7607  UNI2-AS, ES
  8151        6398       12432  UNINET, MX
 11492        3487        4572  CABLEONE, US
  6327        3393        3595  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        2143        2486  MEDIACOM-ENTERPRISE-BUSINESS, US
  8551        2128        2652  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 10620        2128        3522  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)
----------------------------------------------

   1:2284      2:1465      3:294       4:6         5:4481      6:165    
   7:6         8:1501      9:2        11:172      12:1468     13:386    
  14:2342     15:311      16:204      17:363      18:734      20:355    
  21:4        22:188      23:6592     24:2698     25:2        27:2633   
  29:19       31:2552     32:45       34:38       35:123      36:2165   
  37:4491     38:6898     39:900      40:140      41:4059     42:2203   
  43:2302     44:331      45:16850    46:4378     47:286      49:1906   
  50:1901     51:571      52:1589     54:336      55:876      56:5      
  57:150      58:2013     59:1149     60:1018     61:2582     62:2681   
  63:1921     64:5527     65:2210     66:4934     67:3052     68:1336   
  69:4100     70:1200     71:587      72:2915     74:2649     75:1554   
  76:632      77:2389     78:1843     79:2464     80:2134     81:1892   
  82:1533     83:1253     84:1644     85:3095     86:780      87:1978   
  88:1224     89:3999     90:676      91:7927     92:2181     93:2633   
  94:3651     95:4081     96:1286     97:313      98:1033     99:744    
 100:90      101:1153    102:3111    103:32541   104:4752    105:597    
 106:915     107:2762    108:1132    109:4026    110:2140    111:3156   
 112:2062    113:1727    114:1745    115:2024    116:1955    117:2642   
 118:2749    119:1935    120:1783    121:1269    122:2644    123:2219   
 124:1545    125:2823    126:28      128:1464    129:927     130:1095   
 131:1830    132:826     133:412     134:1703    135:310     136:922    
 137:1179    138:2788    139:1542    140:1368    141:1349    142:1562   
 143:1476    144:1007    145:345     146:2012    147:1706    148:2510   
 149:2471    150:1029    151:1326    152:1980    153:592     154:5689   
 155:1359    156:2098    157:1532    158:1093    159:2210    160:2598   
 161:1636    162:3606    163:1706    164:1626    165:2130    166:1060   
 167:1706    168:3825    169:798     170:4724    171:997     172:3830   
 173:3016    174:898     175:1226    176:3649    177:4514    178:3559   
 179:2213    180:2379    181:3682    182:3424    183:1984    184:2268   
 185:20644   186:4822    187:4377    188:4018    189:4047    190:9309   
 191:1432    192:11007   193:9008    194:7386    195:5255    196:3170   
 197:2654    198:6012    199:7153    200:8075    201:6305    202:10300  
 203:10295   204:4555    205:3733    206:4429    207:3509    208:4123   
 209:4954    210:4467    211:2509    212:4279    213:3411    214:1120   
 215:44      216:6795    217:2769    218:1316    219:423     220:2051   
 221:1022    222:692     223:2194   

End of report


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