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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Dec 3 21:13:25 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Sun 03 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:                              934682
    Prefixes after maximum aggregation (per Origin AS):          355854
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      455307
    Number of IPv4 prefixes with a valid ROA:                    432096
    Number of IPv4 prefixes with an invalid ROA:                   2209
    Number of IPv4 prefixes with no ROA:                         500377
Total ASes present in the Internet Routing Table:                 75029
    Prefixes per ASN:                                             12.46
Origin-only ASes present in the Internet Routing Table:           64482
Origin ASes announcing only one prefix:                           26470
Transit ASes present in the Internet Routing Table:               10547
Transit-only ASes present in the Internet Routing Table:            472
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:              1068
    Number of instances of unregistered ASNs:                      1070
Number of 32-bit ASNs allocated by the RIRs:                      43170
Number of 32-bit ASNs visible in the Routing Table:               35431
Prefixes from 32-bit ASNs in the Routing Table:                  178041
Number of bogon 32-bit ASNs visible in the Routing Table:            39
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            529
Number of addresses announced to Internet:                   3047841536
    Equivalent to 181 /8s, 170 /16s and 95 /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:      310077

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

Prefixes being announced by APNIC Region ASes:                   247728
    Total APNIC prefixes after maximum aggregation:               71361
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          240963
    Unique aggregates announced from the APNIC address blocks:    99560
APNIC Region origin ASes present in the Internet Routing Table:   13754
    APNIC Prefixes per ASN:                                       17.52
APNIC Region origin ASes announcing only one prefix:               4126
APNIC Region transit ASes present in the Internet Routing Table:   1850
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:   9115
Number of APNIC addresses announced to Internet:              770961152
    Equivalent to 45 /8s, 243 /16s and 239 /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:                    273262
    Total ARIN prefixes after maximum aggregation:               124196
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           277893
    Unique aggregates announced from the ARIN address blocks:    132471
ARIN Region origin ASes present in the Internet Routing Table:    19079
    ARIN Prefixes per ASN:                                        14.57
ARIN Region origin ASes announcing only one prefix:                6964
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:    4830
Number of ARIN addresses announced to Internet:              1276250624
    Equivalent to 76 /8s, 18 /16s and 10 /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:                    262473
    Total RIPE prefixes after maximum aggregation:               124794
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:           257005
    Unique aggregates announced from the RIPE address blocks:    160526
RIPE Region origin ASes present in the Internet Routing Table:    28467
    RIPE Prefixes per ASN:                                         9.03
RIPE Region origin ASes announcing only one prefix:               12080
RIPE Region transit ASes present in the Internet Routing Table:    3885
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:   11446
Number of RIPE addresses announced to Internet:               714354432
    Equivalent to 42 /8s, 148 /16s and 47 /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:                  119727
    Total LACNIC prefixes after maximum aggregation:              28764
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         118520
    Unique aggregates announced from the LACNIC address blocks:   49467
LACNIC Region origin ASes present in the Internet Routing Table:  11043
    LACNIC Prefixes per ASN:                                      10.73
LACNIC Region origin ASes announcing only one prefix:              2669
LACNIC Region transit ASes present in the Internet Routing Table:  2348
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:  8890
Number of LACNIC addresses announced to Internet:             178378240
    Equivalent to 10 /8s, 161 /16s and 214 /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:                  30424
    Total AfriNIC prefixes after maximum aggregation:              6027
    AfriNIC Deaggregation factor:                                  5.05
Prefixes being announced from the AfriNIC address blocks:         39771
    Unique aggregates announced from the AfriNIC address blocks:  12851
AfriNIC Region origin ASes present in the Internet Routing Table:  1808
    AfriNIC Prefixes per ASN:                                     22.00
AfriNIC Region origin ASes announcing only one prefix:              631
AfriNIC Region transit ASes present in the Internet Routing Table:  347
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1150
Number of AfriNIC addresses announced to Internet:            107531008
    Equivalent to 6 /8s, 104 /16s and 203 /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        9738       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5679        784     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4392        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3598       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3384        494     250  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3244       1867      93  VNPT-AS-VN VNPT Corp, VN
  7552        2987       1330      20  VIETEL-AS-AP Viettel Group, VN
  4538        2941       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2633        853     369  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        9384      11179    3327  AMAZON-02, US
 11492        4557        302     678  CABLEONE, US
  7155        4172        288      95  VIASAT-SP-BACKBONE, US
  6327        3558       1320      68  SHAW, CA
 22773        3515       3071     299  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3164      54930    2416  DNIC-AS-00749, US
 16625        3153       1399    2311  AKAMAI-AS, US
   367        2998       3847    1424  DNIC-ASBLK-00306-00371, US
396982        2722       3631     372  GOOGLE-CLOUD-PLATFORM, US
  7018        2573      23619    1607  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        7513       1714     146  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4008       3397     144  AKAMAI-ASN1, NL
  9009        3477        300    1621  M247, RO
  8551        3437        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2936       2301     911  ROSTELECOM-AS, RU
 34984        2326        361     585  TELLCOM-AS, TR
 58224        1611        895     587  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
  8452        1520       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       12114       3377     602  UNINET, MX
 10620        3525        499     870  Telmex Colombia S.A., CO
 13999        2475        338     645  Mega Cable, S.A. de C.V., MX
 11830        2009        369      64  Instituto Costarricense de Electricidad
 28573        1339       2321     242  Claro NXT Telecomunicacoes Ltda, BR
  3816        1307        787     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1249        341     505  Axtel, S.A.B. de C.V., MX
 11664        1086        173     433  Techtel LMDS Comunicaciones Interactiva
  6147        1080        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        1588        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        1046         67      51  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         503         53      41  WANANCHI-, KE
 37342         491         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       12114       3377     602  UNINET, MX
  9808        9738       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9384      11179    3327  AMAZON-02, US
 12479        7513       1714     146  UNI2-AS, ES
  7545        5679        784     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4557        302     678  CABLEONE, US
 18403        4392        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4172        288      95  VIASAT-SP-BACKBONE, US
 20940        4008       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        9738         9697  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7513         7367  UNI2-AS, ES
 16509        9384         6057  AMAZON-02, US
  7545        5679         4984  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4392         4367  FPT-AS-AP FPT Telecom Company, VN
  7155        4172         4077  VIASAT-SP-BACKBONE, US
 11492        4557         3879  CABLEONE, US
 20940        4008         3864  AKAMAI-ASN1, NL
  7713        3598         3528  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     /14:1189    /15:2089    /16:13462   /17:8276    /18:13795   
/19:24989   /20:43855   /21:51510   /22:110498  /23:99720   /24:564251  
/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        6606        7513  UNI2-AS, ES
  8151        6132       12114  UNINET, MX
 11492        3471        4557  CABLEONE, US
  6327        3367        3558  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3119        4172  VIASAT-SP-BACKBONE, US
  8551        2914        3437  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2568        3515  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2138        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)
----------------------------------------------

   1:2235      2:1429      3:277       4:5         5:4391      6:160    
   7:6         8:1508      9:1        11:172      12:1489     13:374    
  14:2316     15:304      16:205      17:362      18:697      20:319    
  21:4        22:188      23:6521     24:2569     25:2        27:2599   
  29:19       31:2548     32:53       34:32       35:119      36:2041   
  37:4473     38:5688     39:881      40:150      41:4100     42:2119   
  43:2314     44:328      45:16695    46:4385     47:310      49:1878   
  50:1879     51:573      52:1594     54:393      55:874      56:5      
  57:129      58:1912     59:1162     60:1010     61:2583     62:2723   
  63:1904     64:5481     65:2227     66:5026     67:3052     68:1357   
  69:4096     70:1186     71:615      72:2930     74:2624     75:1561   
  76:628      77:2339     78:1828     79:3026     80:2110     81:1851   
  82:1530     83:1319     84:1624     85:2985     86:781      87:1950   
  88:1233     89:3953     90:637      91:7892     92:2157     93:2639   
  94:3579     95:4013     96:1299     97:315      98:1015     99:737    
 100:95      101:1415    102:3009    103:32544   104:4794    105:592    
 106:972     107:2746    108:1138    109:4224    110:2132    111:3143   
 112:2081    113:1691    114:1731    115:2051    116:1923    117:2499   
 118:2749    119:1963    120:1787    121:1269    122:2637    123:2198   
 124:1590    125:2766    128:1502    129:915     130:1062    131:1993   
 132:873     133:410     134:1707    135:299     136:919     137:1138   
 138:2725    139:1569    140:1343    141:1350    142:1543    143:1534   
 144:1005    145:343     146:1997    147:1638    148:2463    149:2322   
 150:1017    151:1291    152:1837    153:592     154:5329    155:1376   
 156:2126    157:1381    158:1053    159:2209    160:2618    161:1619   
 162:3571    163:1643    164:1632    165:1877    166:1111    167:1765   
 168:3809    169:800     170:4686    171:943     172:3767    173:3001   
 174:903     175:1214    176:3613    177:4540    178:3557    179:2179   
 180:2348    181:3604    182:3407    183:2029    184:2252    185:20472  
 186:4771    187:4283    188:4007    189:3944    190:9306    191:1499   
 192:11009   193:8974    194:7301    195:5209    196:3144    197:2600   
 198:6027    199:6589    200:8097    201:6228    202:10527   203:10210  
 204:4605    205:3686    206:4433    207:3508    208:4110    209:4911   
 210:4483    211:2502    212:4228    213:3407    214:1120    215:63     
 216:6741    217:2752    218:1317    219:474     220:2028    221:1014   
 222:790     223:2192   

End of report


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