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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Dec 27 21:13:19 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Wed 27 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:                              936704
    Prefixes after maximum aggregation (per Origin AS):          356956
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      455793
    Number of IPv4 prefixes with a valid ROA:                    435686
    Number of IPv4 prefixes with an invalid ROA:                   2083
    Number of IPv4 prefixes with no ROA:                         498935
Total ASes present in the Internet Routing Table:                 75162
    Prefixes per ASN:                                             12.46
Origin-only ASes present in the Internet Routing Table:           64605
Origin ASes announcing only one prefix:                           26532
Transit ASes present in the Internet Routing Table:               10557
Transit-only ASes present in the Internet Routing Table:            474
Paths with bogon ASNs present in the IPv4 Routing Table:             45
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      37
    Max AS path prepend of ASN (272886)                              31
Prefixes from unregistered ASNs in the Routing Table:              1075
    Number of instances of unregistered ASNs:                      1078
Number of 32-bit ASNs allocated by the RIRs:                      43270
Number of 32-bit ASNs visible in the Routing Table:               35587
Prefixes from 32-bit ASNs in the Routing Table:                  179345
Number of bogon 32-bit ASNs visible in the Routing Table:            27
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            509
Number of addresses announced to Internet:                   3046930944
    Equivalent to 181 /8s, 156 /16s and 122 /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:      310567

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

Prefixes being announced by APNIC Region ASes:                   248546
    Total APNIC prefixes after maximum aggregation:               71784
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          241662
    Unique aggregates announced from the APNIC address blocks:    99607
APNIC Region origin ASes present in the Internet Routing Table:   13845
    APNIC Prefixes per ASN:                                       17.45
APNIC Region origin ASes announcing only one prefix:               4167
APNIC Region transit ASes present in the Internet Routing Table:   1869
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         35
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9218
Number of APNIC addresses announced to Internet:              770737152
    Equivalent to 45 /8s, 240 /16s and 132 /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:                    273753
    Total ARIN prefixes after maximum aggregation:               124477
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           278483
    Unique aggregates announced from the ARIN address blocks:    132683
ARIN Region origin ASes present in the Internet Routing Table:    19071
    ARIN Prefixes per ASN:                                        14.60
ARIN Region origin ASes announcing only one prefix:                6945
ARIN Region transit ASes present in the Internet Routing Table:    1924
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:    4829
Number of ARIN addresses announced to Internet:              1275508736
    Equivalent to 76 /8s, 6 /16s and 184 /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:                    262769
    Total RIPE prefixes after maximum aggregation:               125118
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:           257404
    Unique aggregates announced from the RIPE address blocks:    160866
RIPE Region origin ASes present in the Internet Routing Table:    28502
    RIPE Prefixes per ASN:                                         9.03
RIPE Region origin ASes announcing only one prefix:               12114
RIPE Region transit ASes present in the Internet Routing Table:    3895
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:   11486
Number of RIPE addresses announced to Internet:               714437376
    Equivalent to 42 /8s, 149 /16s and 115 /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:                  120145
    Total LACNIC prefixes after maximum aggregation:              28815
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         118841
    Unique aggregates announced from the LACNIC address blocks:   49405
LACNIC Region origin ASes present in the Internet Routing Table:  11051
    LACNIC Prefixes per ASN:                                      10.75
LACNIC Region origin ASes announcing only one prefix:              2665
LACNIC Region transit ASes present in the Internet Routing Table:  2349
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:  8899
Number of LACNIC addresses announced to Internet:             178197760
    Equivalent to 10 /8s, 159 /16s and 21 /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:              6027
    AfriNIC Deaggregation factor:                                  5.05
Prefixes being announced from the AfriNIC address blocks:         39804
    Unique aggregates announced from the AfriNIC address blocks:  12809
AfriNIC Region origin ASes present in the Internet Routing Table:  1811
    AfriNIC Prefixes per ASN:                                     21.98
AfriNIC Region origin ASes announcing only one prefix:              641
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: 1155
Number of AfriNIC addresses announced to Internet:            107756288
    Equivalent to 6 /8s, 108 /16s and 59 /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        9786       8738      52  CHINAMOBILE-CN China Mobile Communicati
  7545        5677        784     688  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4534        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3599       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3412        495     254  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3244       1867      93  VNPT-AS-VN VNPT Corp, VN
  7552        3025       1330      20  VIETEL-AS-AP Viettel Group, VN
  4538        2941       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2658        856     374  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2232      11258     590  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        9477      11202    3354  AMAZON-02, US
 11492        4562        303     680  CABLEONE, US
  7155        4173        288      96  VIASAT-SP-BACKBONE, US
  6327        3566       1320      69  SHAW, CA
 22773        3509       3071     298  ASN-CXA-ALL-CCI-22773-RDC, US
 16625        3201       1418    2324  AKAMAI-AS, US
   749        3162      54930    2414  DNIC-AS-00749, US
   367        2972       3860    1419  DNIC-ASBLK-00306-00371, US
396982        2740       3639     386  GOOGLE-CLOUD-PLATFORM, US
  7018        2531      23624    1577  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        7559       1714     146  UNI2-AS, ES
 39891        4641        279      54  ALJAWWALSTC-AS, SA
 20940        4005       3397     143  AKAMAI-ASN1, NL
  9009        3491        300    1630  M247, RO
  8551        3348        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2999       2301     912  ROSTELECOM-AS, RU
 34984        2332        360     595  TELLCOM-AS, TR
 13188        1607        100      26  TRIOLAN, UA
 58224        1510        872     576  TCI, IR
 44477        1449         95     715  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       12142       3382     591  UNINET, MX
 10620        3519        497     886  Telmex Colombia S.A., CO
 13999        2494        339     636  Mega Cable, S.A. de C.V., MX
 11830        2006        369      64  Instituto Costarricense de Electricidad
 28573        1345       2318     237  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1246        341     504  Axtel, S.A.B. de C.V., MX
 11664        1105        178     424  Techtel LMDS Comunicaciones Interactiva
  6147        1087        369      22  Telefonica del Peru S.A.A., PE
 22884        1073        115     375  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
 24863        1588        389      16  LINKdotNET-AS, EG
 24835        1548        545      28  RAYA-AS, EG
 36992        1360       1518     280  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1058         68      52  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 36914         515         82       3  KENET-AS, KE
 15399         503         53      42  WANANCHI-, KE
 24757         478         73       5  EthioNet-AS, ET

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       12142       3382     591  UNINET, MX
  9808        9786       8738      52  CHINAMOBILE-CN China Mobile Communicati
 16509        9477      11202    3354  AMAZON-02, US
 12479        7559       1714     146  UNI2-AS, ES
  7545        5677        784     688  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4641        279      54  ALJAWWALSTC-AS, SA
 11492        4562        303     680  CABLEONE, US
 18403        4534        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4173        288      96  VIASAT-SP-BACKBONE, US
 20940        4005       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        9786         9734  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7559         7413  UNI2-AS, ES
 16509        9477         6123  AMAZON-02, US
  7545        5677         4989  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4641         4587  ALJAWWALSTC-AS, SA
 18403        4534         4509  FPT-AS-AP FPT Telecom Company, VN
  7155        4173         4077  VIASAT-SP-BACKBONE, US
 11492        4562         3882  CABLEONE, US
 20940        4005         3862  AKAMAI-ASN1, NL
  7713        3599         3535  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
36.50.238.0/24       Origin:    152192  GMTECH-AS-AP GM Tech, BD
36.50.238.0/24      Transit:     56264  TOMATOWEB-BD Tomato Web Pvt Limited, BD

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     
/13:581     /14:1191    /15:2089    /16:13434   /17:8242    /18:13774   
/19:25015   /20:43927   /21:51587   /22:110527  /23:99840   /24:566031  
/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        6648        7559  UNI2-AS, ES
  8151        6155       12142  UNINET, MX
 11492        3476        4562  CABLEONE, US
  6327        3371        3566  SHAW, CA
 39891        3324        4641  ALJAWWALSTC-AS, SA
  7155        3117        4173  VIASAT-SP-BACKBONE, US
  8551        2825        3348  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2560        3509  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2129        2472  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2122        3519  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)
----------------------------------------------

   1:2276      2:1409      3:283       4:5         5:4398      6:163    
   7:6         8:1509      9:1        11:172      12:1488     13:373    
  14:2324     15:309      16:206      17:361      18:711      20:344    
  21:4        22:188      23:6570     24:2605     25:2        27:2593   
  29:19       31:2546     32:53       34:36       35:120      36:2120   
  37:4493     38:5786     39:884      40:147      41:4132     42:2193   
  43:2318     44:326      45:16725    46:4351     47:283      49:1896   
  50:1889     51:574      52:1595     54:377      55:893      56:5      
  57:131      58:1934     59:1164     60:1012     61:2585     62:2745   
  63:1909     64:5511     65:2223     66:5011     67:3045     68:1341   
  69:4057     70:1180     71:618      72:2922     74:2628     75:1548   
  76:629      77:2341     78:1827     79:3004     80:2112     81:1866   
  82:1532     83:1321     84:1629     85:2987     86:790      87:1965   
  88:1233     89:3969     90:657      91:7904     92:2174     93:2636   
  94:3599     95:4012     96:1299     97:316      98:1019     99:738    
 100:95      101:1156    102:3034    103:32588   104:4785    105:600    
 106:975     107:2761    108:1146    109:4166    110:2132    111:3153   
 112:2082    113:1715    114:1741    115:2055    116:1934    117:2571   
 118:2776    119:1961    120:1784    121:1296    122:2642    123:2196   
 124:1585    125:2792    128:1500    129:915     130:1082    131:1978   
 132:869     133:411     134:1703    135:295     136:887     137:1186   
 138:2737    139:1555    140:1342    141:1352    142:1541    143:1524   
 144:999     145:341     146:2024    147:1638    148:2492    149:2392   
 150:1022    151:1310    152:1846    153:595     154:5426    155:1369   
 156:2111    157:1384    158:1080    159:2210    160:2618    161:1619   
 162:3600    163:1642    164:1633    165:1873    166:1080    167:1742   
 168:3843    169:793     170:4697    171:960     172:3774    173:3016   
 174:892     175:1227    176:3597    177:4624    178:3557    179:2226   
 180:2412    181:3637    182:3421    183:2026    184:2270    185:20523  
 186:4821    187:4306    188:4019    189:3951    190:9340    191:1484   
 192:11037   193:8994    194:7363    195:5227    196:3139    197:2579   
 198:6002    199:6810    200:8082    201:6251    202:10513   203:10262  
 204:4591    205:3671    206:4445    207:3491    208:4099    209:4946   
 210:4563    211:2532    212:4218    213:3392    214:1121    215:50     
 216:6777    217:2772    218:1334    219:478     220:2049    221:1024   
 222:784     223:2191   

End of report


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