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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Nov 28 21:13:20 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Tue 28 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:                              934632
    Prefixes after maximum aggregation (per Origin AS):          355663
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      454831
    Number of IPv4 prefixes with a valid ROA:                    430778
    Number of IPv4 prefixes with an invalid ROA:                   2299
    Number of IPv4 prefixes with no ROA:                         501555
Total ASes present in the Internet Routing Table:                 75059
    Prefixes per ASN:                                             12.45
Origin-only ASes present in the Internet Routing Table:           64507
Origin ASes announcing only one prefix:                           26483
Transit ASes present in the Internet Routing Table:               10552
Transit-only ASes present in the Internet Routing Table:            474
Paths with bogon ASNs present in the IPv4 Routing Table:             46
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      41
    Max AS path prepend of ASN (272886)                              31
Prefixes from unregistered ASNs in the Routing Table:              1072
    Number of instances of unregistered ASNs:                      1074
Number of 32-bit ASNs allocated by the RIRs:                      43119
Number of 32-bit ASNs visible in the Routing Table:               35435
Prefixes from 32-bit ASNs in the Routing Table:                  177984
Number of bogon 32-bit ASNs visible in the Routing Table:            36
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            525
Number of addresses announced to Internet:                   3048370176
    Equivalent to 181 /8s, 178 /16s and 112 /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:      310213

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

Prefixes being announced by APNIC Region ASes:                   247512
    Total APNIC prefixes after maximum aggregation:               71296
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          240736
    Unique aggregates announced from the APNIC address blocks:    99400
APNIC Region origin ASes present in the Internet Routing Table:   13761
    APNIC Prefixes per ASN:                                       17.49
APNIC Region origin ASes announcing only one prefix:               4145
APNIC Region transit ASes present in the Internet Routing Table:   1842
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9114
Number of APNIC addresses announced to Internet:              771327744
    Equivalent to 45 /8s, 249 /16s and 135 /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:                    273391
    Total ARIN prefixes after maximum aggregation:               124012
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           278046
    Unique aggregates announced from the ARIN address blocks:    132184
ARIN Region origin ASes present in the Internet Routing Table:    19071
    ARIN Prefixes per ASN:                                        14.58
ARIN Region origin ASes announcing only one prefix:                6961
ARIN Region transit ASes present in the Internet Routing Table:    1934
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:    4828
Number of ARIN addresses announced to Internet:              1276104192
    Equivalent to 76 /8s, 15 /16s and 206 /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:                    262557
    Total RIPE prefixes after maximum aggregation:               124837
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:           257023
    Unique aggregates announced from the RIPE address blocks:    160468
RIPE Region origin ASes present in the Internet Routing Table:    28483
    RIPE Prefixes per ASN:                                         9.02
RIPE Region origin ASes announcing only one prefix:               12087
RIPE Region transit ASes present in the Internet Routing Table:    3890
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:   11452
Number of RIPE addresses announced to Internet:               714566912
    Equivalent to 42 /8s, 151 /16s and 109 /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:                  119870
    Total LACNIC prefixes after maximum aggregation:              28793
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         118661
    Unique aggregates announced from the LACNIC address blocks:   49528
LACNIC Region origin ASes present in the Internet Routing Table:  11051
    LACNIC Prefixes per ASN:                                      10.74
LACNIC Region origin ASes announcing only one prefix:              2659
LACNIC Region transit ASes present in the Internet Routing Table:  2338
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        41
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8892
Number of LACNIC addresses announced to Internet:             178451968
    Equivalent to 10 /8s, 162 /16s and 246 /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:                  30230
    Total AfriNIC prefixes after maximum aggregation:              6007
    AfriNIC Deaggregation factor:                                  5.03
Prefixes being announced from the AfriNIC address blocks:         39640
    Unique aggregates announced from the AfriNIC address blocks:  12822
AfriNIC Region origin ASes present in the Internet Routing Table:  1808
    AfriNIC Prefixes per ASN:                                     21.92
AfriNIC Region origin ASes announcing only one prefix:              631
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: 1149
Number of AfriNIC addresses announced to Internet:            107555840
    Equivalent to 6 /8s, 105 /16s and 44 /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        9725       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5680        785     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4337        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3597       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3384        494     250  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3243       1867      93  VNPT-AS-VN VNPT Corp, VN
  7552        2986       1330      20  VIETEL-AS-AP Viettel Group, VN
  4538        2940       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2628        853     368  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2232      11258     588  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        9339      11141    3303  AMAZON-02, US
 11492        4555        302     679  CABLEONE, US
  7155        4175        288      98  VIASAT-SP-BACKBONE, US
  6327        3558       1320      68  SHAW, CA
 22773        3516       3071     299  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3159      54932    2411  DNIC-AS-00749, US
 16625        3139       1392    2307  AKAMAI-AS, US
   367        3016       3862    1426  DNIC-ASBLK-00306-00371, US
396982        2721       3631     373  GOOGLE-CLOUD-PLATFORM, US
  7018        2595      23620    1610  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        7493       1714     146  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4020       3397     144  AKAMAI-ASN1, NL
  9009        3474        300    1620  M247, RO
  8551        3432        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2934       2299     918  ROSTELECOM-AS, RU
 34984        2320        361     588  TELLCOM-AS, TR
 13188        1607        100      26  TRIOLAN, UA
 58224        1594        886     619  TCI, IR
  8452        1521       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       12092       3376     603  UNINET, MX
 10620        3525        499     870  Telmex Colombia S.A., CO
 13999        2466        337     645  Mega Cable, S.A. de C.V., MX
 11830        2009        369      64  Instituto Costarricense de Electricidad
 28573        1336       2321     242  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        785     193  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1249        341     505  Axtel, S.A.B. de C.V., MX
 11664        1084        173     434  Techtel LMDS Comunicaciones Interactiva
  6147        1083        369      22  Telefonica del Peru S.A.A., PE
 26615        1048       2502      52  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
 24863        1593        389      16  LINKdotNET-AS, EG
 24835        1548        545      28  RAYA-AS, EG
 36992        1359       1518     280  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1045         67      53  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         504         53      41  WANANCHI-, KE
 37342         492         32       1  MOVITEL, MZ
 24757         482         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       12092       3376     603  UNINET, MX
  9808        9725       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9339      11141    3303  AMAZON-02, US
 12479        7493       1714     146  UNI2-AS, ES
  7545        5680        785     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4555        302     679  CABLEONE, US
 18403        4337        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4175        288      98  VIASAT-SP-BACKBONE, US
 20940        4020       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        9725         9684  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7493         7347  UNI2-AS, ES
 16509        9339         6036  AMAZON-02, US
  7545        5680         4985  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4337         4312  FPT-AS-AP FPT Telecom Company, VN
  7155        4175         4077  VIASAT-SP-BACKBONE, US
 11492        4555         3876  CABLEONE, US
 20940        4020         3876  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               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
36.255.139.0/24      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      /12:298     
/13:582     /14:1191    /15:2089    /16:13461   /17:8268    /18:13798   
/19:24983   /20:43871   /21:51517   /22:110482  /23:99734   /24:564190  
/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        6585        7493  UNI2-AS, ES
  8151        6112       12092  UNINET, MX
 11492        3469        4555  CABLEONE, US
  6327        3367        3558  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3122        4175  VIASAT-SP-BACKBONE, US
  8551        2909        3432  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2569        3516  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2137        2482  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2118        3525  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)
----------------------------------------------

   1:2233      2:1433      3:276       4:5         5:4391      6:162    
   7:6         8:1508      9:1        11:172      12:1490     13:375    
  14:2310     15:303      16:206      17:367      18:684      20:319    
  21:4        22:188      23:6519     24:2569     25:2        27:2596   
  29:19       31:2544     32:55       34:32       35:119      36:2033   
  37:4469     38:5681     39:881      40:150      41:4006     42:2072   
  43:2312     44:331      45:16708    46:4386     47:373      49:1873   
  50:1883     51:573      52:1593     54:393      55:862      56:5      
  57:129      58:1913     59:1162     60:1010     61:2582     62:2724   
  63:1900     64:5494     65:2228     66:5038     67:3059     68:1355   
  69:4101     70:1190     71:614      72:2928     74:2629     75:1564   
  76:628      77:2340     78:1828     79:3020     80:2110     81:1836   
  82:1532     83:1314     84:1618     85:2984     86:781      87:1948   
  88:1239     89:3945     90:632      91:7885     92:2149     93:2648   
  94:3590     95:4014     96:1300     97:316      98:1083     99:738    
 100:97      101:1411    102:2998    103:32539   104:4796    105:591    
 106:967     107:2752    108:1138    109:4215    110:2134    111:3132   
 112:2075    113:1682    114:1725    115:2045    116:1918    117:2502   
 118:2741    119:1965    120:1778    121:1269    122:2634    123:2200   
 124:1583    125:2767    128:1500    129:912     130:1060    131:1998   
 132:872     133:410     134:1707    135:302     136:922     137:1137   
 138:2731    139:1572    140:1337    141:1343    142:1539    143:1523   
 144:1006    145:343     146:1991    147:1641    148:2467    149:2323   
 150:1019    151:1259    152:1838    153:592     154:5339    155:1382   
 156:2117    157:1374    158:1059    159:2211    160:2613    161:1604   
 162:3565    163:1636    164:1630    165:1879    166:1115    167:1767   
 168:3837    169:799     170:4699    171:946     172:3770    173:3000   
 174:955     175:1210    176:3632    177:4593    178:3557    179:2199   
 180:2347    181:3605    182:3404    183:2025    184:2257    185:20476  
 186:4786    187:4274    188:4053    189:3992    190:9304    191:1485   
 192:11005   193:8986    194:7296    195:5204    196:3145    197:2543   
 198:6037    199:6548    200:8073    201:6240    202:10525   203:10199  
 204:4595    205:3680    206:4436    207:3506    208:4114    209:4924   
 210:4477    211:2488    212:4225    213:3398    214:1113    215:71     
 216:6718    217:2755    218:1319    219:474     220:2031    221:1016   
 222:790     223:2195   

End of report


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