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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Dec 11 21:13:16 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Mon 11 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:                              934949
    Prefixes after maximum aggregation (per Origin AS):          356328
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      455587
    Number of IPv4 prefixes with a valid ROA:                    433337
    Number of IPv4 prefixes with an invalid ROA:                   2201
    Number of IPv4 prefixes with no ROA:                         499410
Total ASes present in the Internet Routing Table:                 75115
    Prefixes per ASN:                                             12.45
Origin-only ASes present in the Internet Routing Table:           64553
Origin ASes announcing only one prefix:                           26516
Transit ASes present in the Internet Routing Table:               10562
Transit-only ASes present in the Internet Routing Table:            463
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:                                      37
    Max AS path prepend of ASN (203217)                              33
Prefixes from unregistered ASNs in the Routing Table:              1056
    Number of instances of unregistered ASNs:                      1058
Number of 32-bit ASNs allocated by the RIRs:                      43222
Number of 32-bit ASNs visible in the Routing Table:               35500
Prefixes from 32-bit ASNs in the Routing Table:                  178507
Number of bogon 32-bit ASNs visible in the Routing Table:            23
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            506
Number of addresses announced to Internet:                   3047721728
    Equivalent to 181 /8s, 168 /16s and 139 /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:      309986

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

Prefixes being announced by APNIC Region ASes:                   247931
    Total APNIC prefixes after maximum aggregation:               71504
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          241139
    Unique aggregates announced from the APNIC address blocks:    99435
APNIC Region origin ASes present in the Internet Routing Table:   13804
    APNIC Prefixes per ASN:                                       17.47
APNIC Region origin ASes announcing only one prefix:               4151
APNIC Region transit ASes present in the Internet Routing Table:   1864
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:   9156
Number of APNIC addresses announced to Internet:              770908672
    Equivalent to 45 /8s, 243 /16s and 34 /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:                    273215
    Total ARIN prefixes after maximum aggregation:               124453
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           277806
    Unique aggregates announced from the ARIN address blocks:    132733
ARIN Region origin ASes present in the Internet Routing Table:    19071
    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:    1932
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:    4817
Number of ARIN addresses announced to Internet:              1275809536
    Equivalent to 76 /8s, 11 /16s and 79 /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:                    262059
    Total RIPE prefixes after maximum aggregation:               124865
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:           256655
    Unique aggregates announced from the RIPE address blocks:    160694
RIPE Region origin ASes present in the Internet Routing Table:    28508
    RIPE Prefixes per ASN:                                         9.00
RIPE Region origin ASes announcing only one prefix:               12111
RIPE Region transit ASes present in the Internet Routing Table:    3898
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          37
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11476
Number of RIPE addresses announced to Internet:               714572288
    Equivalent to 42 /8s, 151 /16s and 130 /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:                  120158
    Total LACNIC prefixes after maximum aggregation:              28783
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         118916
    Unique aggregates announced from the LACNIC address blocks:   49484
LACNIC Region origin ASes present in the Internet Routing Table:  11057
    LACNIC Prefixes per ASN:                                      10.75
LACNIC Region origin ASes announcing only one prefix:              2658
LACNIC Region transit ASes present in the Internet Routing Table:  2351
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:  8898
Number of LACNIC addresses announced to Internet:             178455808
    Equivalent to 10 /8s, 163 /16s and 5 /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:                  30530
    Total AfriNIC prefixes after maximum aggregation:              6024
    AfriNIC Deaggregation factor:                                  5.07
Prefixes being announced from the AfriNIC address blocks:         39926
    Unique aggregates announced from the AfriNIC address blocks:  12825
AfriNIC Region origin ASes present in the Internet Routing Table:  1810
    AfriNIC Prefixes per ASN:                                     22.06
AfriNIC Region origin ASes announcing only one prefix:              632
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: 1153
Number of AfriNIC addresses announced to Internet:            107612672
    Equivalent to 6 /8s, 106 /16s and 10 /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        9741       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5663        783     680  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4426        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3599       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3389        494     253  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3246       1867      93  VNPT-AS-VN VNPT Corp, VN
  7552        2988       1330      20  VIETEL-AS-AP Viettel Group, VN
  4538        2941       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2641        853     367  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2233      11258     589  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        9410      11178    3362  AMAZON-02, US
 11492        4550        302     689  CABLEONE, US
  7155        4175        288      96  VIASAT-SP-BACKBONE, US
  6327        3559       1320      68  SHAW, CA
 22773        3512       3071     299  ASN-CXA-ALL-CCI-22773-RDC, US
 16625        3176       1411    2319  AKAMAI-AS, US
   749        3163      54930    2415  DNIC-AS-00749, US
   367        2978       3824    1419  DNIC-ASBLK-00306-00371, US
396982        2727       3633     378  GOOGLE-CLOUD-PLATFORM, US
  7018        2582      23628    1597  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        7578       1714     146  UNI2-AS, ES
 39891        4502        267      55  ALJAWWALSTC-AS, SA
 20940        4009       3397     143  AKAMAI-ASN1, NL
  9009        3496        300    1631  M247, RO
  8551        2982        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2935       2301     907  ROSTELECOM-AS, RU
 34984        2325        360     589  TELLCOM-AS, TR
 13188        1607        100      26  TRIOLAN, UA
 58224        1595        888     593  TCI, IR
  8452        1540       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       12133       3379     595  UNINET, MX
 10620        3527        499     872  Telmex Colombia S.A., CO
 13999        2482        338     637  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad
 28573        1341       2318     237  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1246        341     504  Axtel, S.A.B. de C.V., MX
 11664        1104        178     434  Techtel LMDS Comunicaciones Interactiva
  6147        1081        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        1589        389      16  LINKdotNET-AS, EG
 24835        1543        545      28  RAYA-AS, EG
 36992        1359       1518     280  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1048         67      51  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 36914         524         82       3  KENET-AS, KE
 15399         503         53      41  WANANCHI-, KE
 37342         491         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       12133       3379     595  UNINET, MX
  9808        9741       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9410      11178    3362  AMAZON-02, US
 12479        7578       1714     146  UNI2-AS, ES
  7545        5663        783     680  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4550        302     689  CABLEONE, US
 39891        4502        267      55  ALJAWWALSTC-AS, SA
 18403        4426        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4175        288      96  VIASAT-SP-BACKBONE, US
 20940        4009       3397     143  AKAMAI-ASN1, NL

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9741         9700  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7578         7432  UNI2-AS, ES
 16509        9410         6048  AMAZON-02, US
  7545        5663         4983  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4502         4447  ALJAWWALSTC-AS, SA
 18403        4426         4401  FPT-AS-AP FPT Telecom Company, VN
  7155        4175         4079  VIASAT-SP-BACKBONE, US
 20940        4009         3866  AKAMAI-ASN1, NL
 11492        4550         3861  CABLEONE, US
  7713        3599         3529  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     /14:1190    /15:2088    /16:13454   /17:8275    /18:13797   
/19:25004   /20:43891   /21:51512   /22:110564  /23:99871   /24:564255  
/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        6664        7578  UNI2-AS, ES
  8151        6149       12133  UNINET, MX
 11492        3470        4550  CABLEONE, US
  6327        3367        3559  SHAW, CA
 39891        3256        4502  ALJAWWALSTC-AS, SA
  7155        3119        4175  VIASAT-SP-BACKBONE, US
 22773        2564        3512  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2459        2982  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2127        2472  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2121        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)
----------------------------------------------

   1:2238      2:1414      3:279       4:5         5:4391      6:160    
   7:6         8:1512      9:1        11:172      12:1487     13:369    
  14:2319     15:302      16:206      17:361      18:704      20:328    
  21:4        22:188      23:6540     24:2527     25:2        27:2598   
  29:19       31:2545     32:53       34:33       35:119      36:2046   
  37:4481     38:5714     39:881      40:148      41:4102     42:2140   
  43:2320     44:328      45:16740    46:4384     47:299      49:1895   
  50:1884     51:573      52:1595     54:393      55:802      56:5      
  57:129      58:1926     59:1156     60:1007     61:2586     62:2746   
  63:1906     64:5485     65:2227     66:5031     67:3051     68:1360   
  69:4043     70:1184     71:614      72:2927     74:2634     75:1564   
  76:628      77:2276     78:1822     79:2914     80:2122     81:1867   
  82:1534     83:1324     84:1618     85:2986     86:782      87:1976   
  88:1232     89:3921     90:648      91:7890     92:2181     93:2639   
  94:3596     95:4013     96:1298     97:316      98:1018     99:738    
 100:95      101:1152    102:3022    103:32594   104:4784    105:606    
 106:977     107:2747    108:1139    109:3891    110:2136    111:3140   
 112:2077    113:1696    114:1745    115:2053    116:1935    117:2504   
 118:2755    119:1961    120:1786    121:1272    122:2647    123:2198   
 124:1589    125:2761    128:1503    129:913     130:1063    131:1992   
 132:875     133:410     134:1706    135:295     136:917     137:1135   
 138:2735    139:1568    140:1343    141:1357    142:1540    143:1537   
 144:1006    145:336     146:2001    147:1605    148:2477    149:2383   
 150:1017    151:1289    152:1832    153:593     154:5330    155:1380   
 156:2134    157:1387    158:1087    159:2204    160:2624    161:1620   
 162:3565    163:1645    164:1638    165:1885    166:1081    167:1765   
 168:3847    169:796     170:4706    171:945     172:3760    173:3014   
 174:901     175:1222    176:3605    177:4634    178:3546    179:2227   
 180:2373    181:3599    182:3407    183:2026    184:2252    185:20522  
 186:4781    187:4324    188:3996    189:3964    190:9345    191:1486   
 192:10999   193:8974    194:7298    195:5211    196:3141    197:2650   
 198:6021    199:6670    200:8090    201:6258    202:10501   203:10207  
 204:4594    205:3679    206:4442    207:3472    208:4090    209:4941   
 210:4524    211:2520    212:4210    213:3409    214:1115    215:64     
 216:6760    217:2749    218:1319    219:475     220:2026    221:1017   
 222:794     223:2195   

End of report


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