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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Dec 7 21:13:20 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Thu 07 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:                              934910
    Prefixes after maximum aggregation (per Origin AS):          356346
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      455790
    Number of IPv4 prefixes with a valid ROA:                    432800
    Number of IPv4 prefixes with an invalid ROA:                   2203
    Number of IPv4 prefixes with no ROA:                         499907
Total ASes present in the Internet Routing Table:                 75065
    Prefixes per ASN:                                             12.45
Origin-only ASes present in the Internet Routing Table:           64516
Origin ASes announcing only one prefix:                           26505
Transit ASes present in the Internet Routing Table:               10549
Transit-only ASes present in the Internet Routing Table:            461
Paths with bogon ASNs present in the IPv4 Routing Table:             44
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:              1054
    Number of instances of unregistered ASNs:                      1056
Number of 32-bit ASNs allocated by the RIRs:                      43185
Number of 32-bit ASNs visible in the Routing Table:               35455
Prefixes from 32-bit ASNs in the Routing Table:                  178297
Number of bogon 32-bit ASNs visible in the Routing Table:            20
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            519
Number of addresses announced to Internet:                   3048059392
    Equivalent to 181 /8s, 173 /16s and 178 /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:      309990

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

Prefixes being announced by APNIC Region ASes:                   247896
    Total APNIC prefixes after maximum aggregation:               71483
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          241100
    Unique aggregates announced from the APNIC address blocks:    99633
APNIC Region origin ASes present in the Internet Routing Table:   13777
    APNIC Prefixes per ASN:                                       17.50
APNIC Region origin ASes announcing only one prefix:               4137
APNIC Region transit ASes present in the Internet Routing Table:   1859
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:   9129
Number of APNIC addresses announced to Internet:              770973184
    Equivalent to 45 /8s, 244 /16s and 30 /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:                    273388
    Total ARIN prefixes after maximum aggregation:               124463
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           277935
    Unique aggregates announced from the ARIN address blocks:    132729
ARIN Region origin ASes present in the Internet Routing Table:    19078
    ARIN Prefixes per ASN:                                        14.57
ARIN Region origin ASes announcing only one prefix:                6962
ARIN Region transit ASes present in the Internet Routing Table:    1931
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:    4824
Number of ARIN addresses announced to Internet:              1276046848
    Equivalent to 76 /8s, 14 /16s and 238 /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:                    262054
    Total RIPE prefixes after maximum aggregation:               124870
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:           256674
    Unique aggregates announced from the RIPE address blocks:    160730
RIPE Region origin ASes present in the Internet Routing Table:    28490
    RIPE Prefixes per ASN:                                         9.01
RIPE Region origin ASes announcing only one prefix:               12102
RIPE Region transit ASes present in the Internet Routing Table:    3894
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:   11458
Number of RIPE addresses announced to Internet:               714658560
    Equivalent to 42 /8s, 152 /16s and 211 /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:                  120074
    Total LACNIC prefixes after maximum aggregation:              28802
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         118834
    Unique aggregates announced from the LACNIC address blocks:   49459
LACNIC Region origin ASes present in the Internet Routing Table:  11060
    LACNIC Prefixes per ASN:                                      10.74
LACNIC Region origin ASes announcing only one prefix:              2673
LACNIC Region transit ASes present in the Internet Routing Table:  2347
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:  8902
Number of LACNIC addresses announced to Internet:             178434048
    Equivalent to 10 /8s, 162 /16s and 176 /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:                  30444
    Total AfriNIC prefixes after maximum aggregation:              6024
    AfriNIC Deaggregation factor:                                  5.05
Prefixes being announced from the AfriNIC address blocks:         39847
    Unique aggregates announced from the AfriNIC address blocks:  12818
AfriNIC Region origin ASes present in the Internet Routing Table:  1799
    AfriNIC Prefixes per ASN:                                     22.15
AfriNIC Region origin ASes announcing only one prefix:              631
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: 1142
Number of AfriNIC addresses announced to Internet:            107584512
    Equivalent to 6 /8s, 105 /16s and 156 /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        9745       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5676        784     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4421        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3596       1045      67  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3386        494     251  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3245       1867      93  VNPT-AS-VN VNPT Corp, VN
  7552        2990       1330      20  VIETEL-AS-AP Viettel Group, VN
  4538        2941       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2639        854     368  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        9396      11179    3347  AMAZON-02, US
 11492        4560        302     680  CABLEONE, US
  7155        4175        288      96  VIASAT-SP-BACKBONE, US
  6327        3559       1320      68  SHAW, CA
 22773        3513       3071     299  ASN-CXA-ALL-CCI-22773-RDC, US
 16625        3173       1410    2317  AKAMAI-AS, US
   749        3162      54930    2414  DNIC-AS-00749, US
   367        2987       3840    1422  DNIC-ASBLK-00306-00371, US
396982        2724       3631     375  GOOGLE-CLOUD-PLATFORM, US
  7018        2550      23609    1591  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        7555       1714     146  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4010       3397     143  AKAMAI-ASN1, NL
  9009        3485        300    1628  M247, RO
  8551        2933        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2933       2301     908  ROSTELECOM-AS, RU
 34984        2323        360     587  TELLCOM-AS, TR
 58224        1610        895     586  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
  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       12125       3378     598  UNINET, MX
 10620        3518        496     885  Telmex Colombia S.A., CO
 13999        2471        337     650  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad
 28573        1345       2321     241  Claro NXT Telecomunicacoes Ltda, BR
  3816        1307        787     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1246        341     504  Axtel, S.A.B. de C.V., MX
 11664        1098        175     435  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        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
 36914         527         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       12125       3378     598  UNINET, MX
  9808        9745       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9396      11179    3347  AMAZON-02, US
 12479        7555       1714     146  UNI2-AS, ES
  7545        5676        784     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4560        302     680  CABLEONE, US
 18403        4421        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4175        288      96  VIASAT-SP-BACKBONE, US
 20940        4010       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        9745         9704  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7555         7409  UNI2-AS, ES
 16509        9396         6049  AMAZON-02, US
  7545        5676         4986  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4421         4396  FPT-AS-AP FPT Telecom Company, VN
  7155        4175         4079  VIASAT-SP-BACKBONE, US
 11492        4560         3880  CABLEONE, US
 20940        4010         3867  AKAMAI-ASN1, NL
  7713        3596         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    /16:13461   /17:8273    /18:13805   
/19:25001   /20:43864   /21:51492   /22:110471  /23:99753   /24:564464  
/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        6644        7555  UNI2-AS, ES
  8151        6141       12125  UNINET, MX
 11492        3474        4560  CABLEONE, US
  6327        3367        3559  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3119        4175  VIASAT-SP-BACKBONE, US
 22773        2565        3513  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2410        2933  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2127        2472  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2121        3518  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)
----------------------------------------------

   1:2237      2:1430      3:279       4:5         5:4394      6:160    
   7:6         8:1512      9:1        11:172      12:1487     13:370    
  14:2316     15:304      16:206      17:361      18:706      20:328    
  21:4        22:188      23:6538     24:2599     25:2        27:2598   
  29:19       31:2541     32:53       34:32       35:119      36:2044   
  37:4476     38:5707     39:881      40:149      41:4101     42:2135   
  43:2322     44:328      45:16706    46:4380     47:299      49:1887   
  50:1887     51:573      52:1594     54:392      55:801      56:5      
  57:129      58:1927     59:1157     60:1007     61:2583     62:2730   
  63:1904     64:5485     65:2226     66:5039     67:3052     68:1359   
  69:4081     70:1184     71:617      72:2932     74:2631     75:1562   
  76:629      77:2342     78:1823     79:2987     80:2120     81:1855   
  82:1529     83:1324     84:1625     85:2980     86:782      87:1975   
  88:1236     89:3969     90:642      91:7883     92:2171     93:2640   
  94:3583     95:4012     96:1299     97:316      98:1019     99:737    
 100:95      101:1418    102:2991    103:32561   104:4788    105:593    
 106:977     107:2745    108:1139    109:3767    110:2137    111:3144   
 112:2079    113:1697    114:1741    115:2054    116:1930    117:2491   
 118:2753    119:1963    120:1785    121:1279    122:2637    123:2196   
 124:1589    125:2762    128:1505    129:912     130:1062    131:1996   
 132:877     133:410     134:1706    135:295     136:916     137:1135   
 138:2729    139:1567    140:1341    141:1350    142:1541    143:1530   
 144:1010    145:344     146:1998    147:1639    148:2471    149:2348   
 150:1017    151:1289    152:1829    153:593     154:5343    155:1380   
 156:2137    157:1386    158:1085    159:2204    160:2618    161:1620   
 162:3568    163:1646    164:1638    165:1887    166:1106    167:1767   
 168:3855    169:793     170:4710    171:945     172:3768    173:3001   
 174:902     175:1227    176:3601    177:4617    178:3543    179:2220   
 180:2378    181:3600    182:3406    183:2026    184:2251    185:20492  
 186:4778    187:4290    188:4007    189:3983    190:9333    191:1506   
 192:11017   193:8974    194:7306    195:5216    196:3147    197:2648   
 198:6025    199:6633    200:8095    201:6271    202:10516   203:10211  
 204:4590    205:3678    206:4439    207:3489    208:4104    209:4930   
 210:4493    211:2502    212:4214    213:3406    214:1117    215:63     
 216:6752    217:2746    218:1318    219:474     220:2027    221:1017   
 222:794     223:2197   

End of report


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