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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Feb 20 21:14:08 UTC 2024


IPv4 R&E Routing Table Report   21:10 GMT Tue 20 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:                              937454
    Prefixes after maximum aggregation (per Origin AS):          357538
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      456914
    Number of IPv4 prefixes with a valid ROA:                    448169
    Number of IPv4 prefixes with an invalid ROA:                   1855
    Number of IPv4 prefixes with no ROA:                         487430
Total ASes present in the Internet Routing Table:                 75395
    Prefixes per ASN:                                             12.43
Origin-only ASes present in the Internet Routing Table:           64726
Origin ASes announcing only one prefix:                           26582
Transit ASes present in the Internet Routing Table:               10669
Transit-only ASes present in the Internet Routing Table:            498
Paths with bogon ASNs present in the IPv4 Routing Table:             40
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      43
    Max AS path prepend of ASN (328805)                              40
Prefixes from unregistered ASNs in the Routing Table:              1092
    Number of instances of unregistered ASNs:                      1095
Number of 32-bit ASNs allocated by the RIRs:                      43666
Number of 32-bit ASNs visible in the Routing Table:               35879
Prefixes from 32-bit ASNs in the Routing Table:                  181555
Number of bogon 32-bit ASNs visible in the Routing Table:            37
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            520
Number of addresses announced to Internet:                   3041365760
    Equivalent to 181 /8s, 71 /16s and 143 /24s
    Percentage of available address space announced:               82.1
    Percentage of allocated address space announced:               82.1
    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:      310010

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

Prefixes being announced by APNIC Region ASes:                   247565
    Total APNIC prefixes after maximum aggregation:               72231
    APNIC Deaggregation factor:                                    3.43
Prefixes being announced from the APNIC address blocks:          240330
    Unique aggregates announced from the APNIC address blocks:   100001
APNIC Region origin ASes present in the Internet Routing Table:   13942
    APNIC Prefixes per ASN:                                       17.24
APNIC Region origin ASes announcing only one prefix:               4212
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:   9351
Number of APNIC addresses announced to Internet:              774111232
    Equivalent to 46 /8s, 36 /16s and 0 /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:                    274479
    Total ARIN prefixes after maximum aggregation:               123831
    ARIN Deaggregation factor:                                     2.22
Prefixes being announced from the ARIN address blocks:           279336
    Unique aggregates announced from the ARIN address blocks:    132014
ARIN Region origin ASes present in the Internet Routing Table:    19097
    ARIN Prefixes per ASN:                                        14.63
ARIN Region origin ASes announcing only one prefix:                6967
ARIN Region transit ASes present in the Internet Routing Table:    1962
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:              1269488384
    Equivalent to 75 /8s, 170 /16s and 219 /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:                    263040
    Total RIPE prefixes after maximum aggregation:               125737
    RIPE Deaggregation factor:                                     2.09
Prefixes being announced from the RIPE address blocks:           257795
    Unique aggregates announced from the RIPE address blocks:    161755
RIPE Region origin ASes present in the Internet Routing Table:    28555
    RIPE Prefixes per ASN:                                         9.03
RIPE Region origin ASes announcing only one prefix:               12112
RIPE Region transit ASes present in the Internet Routing Table:    3929
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          37
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11597
Number of RIPE addresses announced to Internet:               713528832
    Equivalent to 42 /8s, 135 /16s and 150 /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:                  120652
    Total LACNIC prefixes after maximum aggregation:              28926
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         119195
    Unique aggregates announced from the LACNIC address blocks:   49492
LACNIC Region origin ASes present in the Internet Routing Table:  11065
    LACNIC Prefixes per ASN:                                      10.77
LACNIC Region origin ASes announcing only one prefix:              2643
LACNIC Region transit ASes present in the Internet Routing Table:  2384
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:  8913
Number of LACNIC addresses announced to Internet:             177733120
    Equivalent to 10 /8s, 151 /16s and 254 /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:                  30626
    Total AfriNIC prefixes after maximum aggregation:              6082
    AfriNIC Deaggregation factor:                                  5.04
Prefixes being announced from the AfriNIC address blocks:         40277
    Unique aggregates announced from the AfriNIC address blocks:  13218
AfriNIC Region origin ASes present in the Internet Routing Table:  1828
    AfriNIC Prefixes per ASN:                                     22.03
AfriNIC Region origin ASes announcing only one prefix:              648
AfriNIC Region transit ASes present in the Internet Routing Table:  345
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       43
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1174
Number of AfriNIC addresses announced to Internet:            106201600
    Equivalent to 6 /8s, 84 /16s and 130 /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        9816       8739      51  CHINAMOBILE-CN China Mobile Communicati
  7545        5674        783     680  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4604        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3867       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3604       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3504        497     252  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3268       1867      93  VNPT-AS-VN VNPT Corp, VN
 24560        2719        861     379  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        9549      11214    3379  AMAZON-02, US
 11492        4581        304     652  CABLEONE, US
  7155        4181        288      96  VIASAT-SP-BACKBONE, US
 22773        3630       3079     300  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3595       1320      75  SHAW, CA
 16625        3204       1391    2285  AKAMAI-AS, US
   749        3183      54927    2435  DNIC-AS-00749, US
   174        3102       6637     667  COGENT-174, US
   367        2919       3696    1419  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        7614       1714     147  UNI2-AS, ES
 39891        4754        286      59  ALJAWWALSTC-AS, SA
 20940        3876       3395     126  AKAMAI-ASN1, NL
  9009        3250        283    1579  M247, RO
 12389        2978       2304     906  ROSTELECOM-AS, RU
  8551        2657        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 34984        2350        363     595  TELLCOM-AS, TR
 13188        1607        100      26  TRIOLAN, UA
  8452        1501       1852      14  TE-AS TE-AS, EG
 44477        1487         97     708  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       3373     602  UNINET, MX
 10620        3522        496     891  Telmex Colombia S.A., CO
 13999        2503        340     656  Mega Cable, S.A. de C.V., MX
 11830        2006        369      64  Instituto Costarricense de Electricidad
 28573        1329       2319     238  Claro NXT Telecomunicacoes Ltda, BR
  3816        1307        787     193  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1204        340     496  Axtel, S.A.B. de C.V., MX
 11664        1141        179     423  Techtel LMDS Comunicaciones Interactiva
  6147        1089        369      22  Telefonica del Peru S.A.A., PE
 22884        1075        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
 24863        1548        389      16  LINKdotNET-AS, EG
 24835        1547        545      28  RAYA-AS, EG
 36992        1362       1519     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1141         73      64  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 36914         539         82       3  KENET-AS, KE
 15399         523         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       12449       3373     602  UNINET, MX
  9808        9816       8739      51  CHINAMOBILE-CN China Mobile Communicati
 16509        9549      11214    3379  AMAZON-02, US
 12479        7614       1714     147  UNI2-AS, ES
  7545        5674        783     680  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4754        286      59  ALJAWWALSTC-AS, SA
 18403        4604        347      25  FPT-AS-AP FPT Telecom Company, VN
 11492        4581        304     652  CABLEONE, US
  7155        4181        288      96  VIASAT-SP-BACKBONE, US
 20940        3876       3395     126  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        9816         9765  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7614         7467  UNI2-AS, ES
 16509        9549         6170  AMAZON-02, US
  7545        5674         4994  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4754         4695  ALJAWWALSTC-AS, SA
 18403        4604         4579  FPT-AS-AP FPT Telecom Company, VN
  7155        4181         4085  VIASAT-SP-BACKBONE, US
 11492        4581         3929  CABLEONE, US
  7552        3867         3846  VIETEL-AS-AP Viettel Group, VN
 20940        3876         3750  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
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:     20473  AS-CHOOPA, 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     
/13:574     /14:1190    /15:2088    /16:13385   /17:8176    /18:13635   
/19:24737   /20:43390   /21:51419   /22:110154  /23:99240   /24:569001  
/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        6729        7614  UNI2-AS, ES
  8151        6415       12449  UNINET, MX
 11492        3495        4581  CABLEONE, US
 39891        3436        4754  ALJAWWALSTC-AS, SA
  6327        3393        3595  SHAW, CA
  7155        3125        4181  VIASAT-SP-BACKBONE, US
 22773        2665        3630  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2146        2489  MEDIACOM-ENTERPRISE-BUSINESS, US
  8551        2133        2657  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)
----------------------------------------------

   1:2285      2:1517      3:296       4:6         5:4480      6:164    
   7:6         8:1496      9:2        11:172      12:1468     13:375    
  14:2347     15:312      16:204      17:368      18:730      20:356    
  21:4        22:188      23:6594     24:2702     25:2        27:2637   
  29:19       31:2562     32:45       34:39       35:124      36:2172   
  37:4501     38:6925     39:900      40:140      41:4067     42:2199   
  43:2308     44:330      45:16874    46:4366     47:287      49:1904   
  50:1903     51:570      52:1583     54:334      55:882      56:5      
  57:149      58:2011     59:1149     60:1019     61:2589     62:2673   
  63:1919     64:5545     65:2211     66:4874     67:3050     68:1338   
  69:4086     70:1200     71:588      72:2912     74:2642     75:1554   
  76:634      77:2405     78:1846     79:2472     80:2135     81:1890   
  82:1537     83:1241     84:1655     85:3096     86:776      87:1979   
  88:1228     89:3987     90:676      91:7927     92:2188     93:2630   
  94:3653     95:4094     96:1287     97:313      98:1033     99:744    
 100:93      101:1158    102:3123    103:32493   104:4771    105:598    
 106:928     107:2762    108:1132    109:4043    110:2140    111:3143   
 112:2060    113:1743    114:1750    115:2022    116:1953    117:2643   
 118:2759    119:1936    120:1785    121:1261    122:2645    123:2223   
 124:1548    125:2840    126:28      128:1539    129:926     130:1093   
 131:1829    132:818     133:412     134:1708    135:311     136:922    
 137:1173    138:2801    139:1545    140:1369    141:1346    142:1562   
 143:1478    144:1014    145:345     146:2008    147:1703    148:2510   
 149:2540    150:1033    151:1326    152:1982    153:594     154:5716   
 155:1371    156:2098    157:1534    158:1095    159:2206    160:2601   
 161:1633    162:3618    163:1705    164:1623    165:2124    166:1064   
 167:1706    168:3816    169:798     170:4700    171:999     172:3841   
 173:3018    174:897     175:1229    176:3651    177:4507    178:3579   
 179:2193    180:2380    181:3646    182:3421    183:1983    184:2266   
 185:20658   186:4860    187:4378    188:4032    189:4068    190:9294   
 191:1426    192:11002   193:9015    194:7394    195:5252    196:3158   
 197:2658    198:6004    199:7174    200:8072    201:6304    202:10295  
 203:10293   204:4561    205:3746    206:4480    207:3520    208:4133   
 209:4985    210:4470    211:2508    212:4289    213:3411    214:1115   
 215:44      216:6739    217:2806    218:1318    219:408     220:2052   
 221:1022    222:693     223:2194   

End of report


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