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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Nov 18 21:13:14 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Sat 18 Nov, 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:                              933896
    Prefixes after maximum aggregation (per Origin AS):          355218
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      454556
    Number of IPv4 prefixes with a valid ROA:                    429785
    Number of IPv4 prefixes with an invalid ROA:                   2373
    Number of IPv4 prefixes with no ROA:                         501738
Total ASes present in the Internet Routing Table:                 75006
    Prefixes per ASN:                                             12.45
Origin-only ASes present in the Internet Routing Table:           64445
Origin ASes announcing only one prefix:                           26439
Transit ASes present in the Internet Routing Table:               10561
Transit-only ASes present in the Internet Routing Table:            477
Paths with bogon ASNs present in the IPv4 Routing Table:             48
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      40
    Max AS path prepend of ASN (272886)                              31
Prefixes from unregistered ASNs in the Routing Table:              1078
    Number of instances of unregistered ASNs:                      1080
Number of 32-bit ASNs allocated by the RIRs:                      43070
Number of 32-bit ASNs visible in the Routing Table:               35372
Prefixes from 32-bit ASNs in the Routing Table:                  177527
Number of bogon 32-bit ASNs visible in the Routing Table:            41
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            534
Number of addresses announced to Internet:                   3048948480
    Equivalent to 181 /8s, 187 /16s and 67 /24s
    Percentage of available address space announced:               82.4
    Percentage of allocated address space announced:               82.4
    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:      310425

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

Prefixes being announced by APNIC Region ASes:                   247124
    Total APNIC prefixes after maximum aggregation:               71042
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          240312
    Unique aggregates announced from the APNIC address blocks:    99193
APNIC Region origin ASes present in the Internet Routing Table:   13725
    APNIC Prefixes per ASN:                                       17.51
APNIC Region origin ASes announcing only one prefix:               4110
APNIC Region transit ASes present in the Internet Routing Table:   1843
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9080
Number of APNIC addresses announced to Internet:              771294208
    Equivalent to 45 /8s, 249 /16s and 4 /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:                    273148
    Total ARIN prefixes after maximum aggregation:               124025
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           277782
    Unique aggregates announced from the ARIN address blocks:    132100
ARIN Region origin ASes present in the Internet Routing Table:    19063
    ARIN Prefixes per ASN:                                        14.57
ARIN Region origin ASes announcing only one prefix:                6955
ARIN Region transit ASes present in the Internet Routing Table:    1936
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:    4823
Number of ARIN addresses announced to Internet:              1276345088
    Equivalent to 76 /8s, 19 /16s and 123 /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:                    262718
    Total RIPE prefixes after maximum aggregation:               124662
    RIPE Deaggregation factor:                                     2.11
Prefixes being announced from the RIPE address blocks:           257304
    Unique aggregates announced from the RIPE address blocks:    160718
RIPE Region origin ASes present in the Internet Routing Table:    28490
    RIPE Prefixes per ASN:                                         9.03
RIPE Region origin ASes announcing only one prefix:               12088
RIPE Region transit ASes present in the Internet Routing Table:    3901
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:   11443
Number of RIPE addresses announced to Internet:               714985728
    Equivalent to 42 /8s, 157 /16s and 209 /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:                  119694
    Total LACNIC prefixes after maximum aggregation:              28746
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         118513
    Unique aggregates announced from the LACNIC address blocks:   49311
LACNIC Region origin ASes present in the Internet Routing Table:  11030
    LACNIC Prefixes per ASN:                                      10.74
LACNIC Region origin ASes announcing only one prefix:              2657
LACNIC Region transit ASes present in the Internet Routing Table:  2350
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        40
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8877
Number of LACNIC addresses announced to Internet:             178394880
    Equivalent to 10 /8s, 162 /16s and 23 /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:                  30134
    Total AfriNIC prefixes after maximum aggregation:              6015
    AfriNIC Deaggregation factor:                                  5.01
Prefixes being announced from the AfriNIC address blocks:         39450
    Unique aggregates announced from the AfriNIC address blocks:  12794
AfriNIC Region origin ASes present in the Internet Routing Table:  1806
    AfriNIC Prefixes per ASN:                                     21.84
AfriNIC Region origin ASes announcing only one prefix:              629
AfriNIC Region transit ASes present in the Internet Routing Table:  343
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: 1149
Number of AfriNIC addresses announced to Internet:            107497472
    Equivalent to 6 /8s, 104 /16s and 72 /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        9730       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5697        786     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4307        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3597       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3263        494     246  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3251       1867      93  VNPT-AS-VN VNPT Corp, VN
  7552        2982       1330      20  VIETEL-AS-AP Viettel Group, VN
  4538        2937       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2585        852     376  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2282      11269     603  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        9266      11132    3313  AMAZON-02, US
 11492        4556        302     675  CABLEONE, US
  7155        4176        288      99  VIASAT-SP-BACKBONE, US
  6327        3554       1320      67  SHAW, CA
 22773        3516       3071     299  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3159      54932    2411  DNIC-AS-00749, US
 16625        3052       1384    2293  AKAMAI-AS, US
   367        3024       3868    1418  DNIC-ASBLK-00306-00371, US
396982        2722       3631     374  GOOGLE-CLOUD-PLATFORM, US
  7018        2527      23620    1593  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        7461       1713     145  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4019       3397     144  AKAMAI-ASN1, NL
  8551        3437        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  9009        3421        297    1587  M247, RO
 12389        2948       2295     914  ROSTELECOM-AS, RU
 34984        2322        361     589  TELLCOM-AS, TR
 58224        1651        910     584  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
  8452        1524       1852      14  TE-AS TE-AS, EG

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       12051       3374     603  UNINET, MX
 10620        3527        499     871  Telmex Colombia S.A., CO
 13999        2457        335     642  Mega Cable, S.A. de C.V., MX
 11830        2009        369      64  Instituto Costarricense de Electricidad
 28573        1332       2321     242  Claro NXT Telecomunicacoes Ltda, BR
  3816        1298        778     195  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1251        342     506  Axtel, S.A.B. de C.V., MX
  6147        1101        369      22  Telefonica del Peru S.A.A., PE
 11664        1075        173     437  Techtel LMDS Comunicaciones Interactiva
 22884        1029        104     339  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        1606        393      19  LINKdotNET-AS, EG
 24835        1548        545      28  RAYA-AS, EG
 36992        1358       1518     280  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1045         67      53  ORANGE-COTE-IVOIRE, CI
 36935         935        521      43  Vodafone-, EG
  6713         549       1861      34  IAM-AS, MA
 15399         504         53      41  WANANCHI-, KE
 37342         492         32       1  MOVITEL, MZ
 24757         480         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       12051       3374     603  UNINET, MX
  9808        9730       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9266      11132    3313  AMAZON-02, US
 12479        7461       1713     145  UNI2-AS, ES
  7545        5697        786     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4556        302     675  CABLEONE, US
 18403        4307        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4176        288      99  VIASAT-SP-BACKBONE, US
 20940        4019       3397     144  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        9730         9689  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7461         7316  UNI2-AS, ES
 16509        9266         5953  AMAZON-02, US
  7545        5697         5002  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4307         4282  FPT-AS-AP FPT Telecom Company, VN
  7155        4176         4077  VIASAT-SP-BACKBONE, US
 11492        4556         3881  CABLEONE, US
 20940        4019         3875  AKAMAI-ASN1, NL
  7713        3597         3527  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             11168  SCC, 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
36.255.139.0/24      Origin:     56050  NEW-SHINE-INTERNET-TH 134 Yenchit Road, 
36.255.139.0/24     Transit:     58913  HCL-TH 4819 Supapong 3 Alley, Srinakarin

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      /12:299     
/13:582     /14:1194    /15:2091    /16:13464   /17:8302    /18:13797   
/19:25008   /20:43905   /21:51480   /22:110454  /23:99616   /24:563536  
/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        6550        7461  UNI2-AS, ES
  8151        6075       12051  UNINET, MX
 11492        3469        4556  CABLEONE, US
  6327        3364        3554  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3122        4176  VIASAT-SP-BACKBONE, US
  8551        2914        3437  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2569        3516  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2136        2481  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2120        3527  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)
----------------------------------------------

   1:2222      2:1510      3:275       4:5         5:4381      6:162    
   7:6         8:1518      9:1        11:172      12:1493     13:366    
  14:2316     15:304      16:205      17:363      18:673      20:318    
  21:4        22:188      23:6491     24:2566     25:2        27:2599   
  29:19       31:2566     32:55       34:32       35:118      36:2019   
  37:4462     38:5615     39:877      40:149      41:3968     42:2083   
  43:2312     44:329      45:16737    46:4358     47:373      49:1864   
  50:1884     51:573      52:1590     54:393      55:879      56:5      
  57:130      58:1907     59:1160     60:1010     61:2583     62:2708   
  63:1899     64:5510     65:2233     66:5018     67:3060     68:1348   
  69:4132     70:1191     71:615      72:2924     74:2633     75:1563   
  76:628      77:2347     78:1829     79:3019     80:2112     81:1843   
  82:1528     83:1308     84:1613     85:2986     86:776      87:1956   
  88:1231     89:3954     90:627      91:7888     92:2147     93:2653   
  94:3573     95:4028     96:1298     97:315      98:1082     99:737    
 100:97      101:1391    102:2977    103:32473   104:4755    105:575    
 106:976     107:2781    108:1136    109:4213    110:2130    111:3126   
 112:2072    113:1667    114:1712    115:2056    116:1906    117:2491   
 118:2729    119:1962    120:1782    121:1237    122:2626    123:2207   
 124:1571    125:2652    128:1500    129:914     130:1058    131:1992   
 132:868     133:408     134:1702    135:298     136:917     137:1138   
 138:2719    139:1569    140:1331    141:1329    142:1533    143:1523   
 144:1006    145:343     146:1974    147:1637    148:2468    149:2341   
 150:1020    151:1251    152:1840    153:590     154:5352    155:1383   
 156:2099    157:1368    158:1058    159:2208    160:2611    161:1602   
 162:3568    163:1629    164:1660    165:1870    166:1081    167:1759   
 168:3846    169:789     170:4656    171:946     172:3760    173:2992   
 174:954     175:1201    176:3627    177:4578    178:3545    179:2176   
 180:2329    181:3598    182:3377    183:2011    184:2272    185:20640  
 186:4778    187:4240    188:4056    189:3976    190:9350    191:1466   
 192:11025   193:8982    194:7303    195:5201    196:3135    197:2479   
 198:6019    199:6497    200:8093    201:6269    202:10542   203:10183  
 204:4562    205:3693    206:4413    207:3509    208:4113    209:4930   
 210:4470    211:2516    212:4258    213:3415    214:1112    215:71     
 216:6703    217:2770    218:1320    219:475     220:2029    221:1007   
 222:781     223:2179   

End of report


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