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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Sep 28 21:13:12 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Thu 28 Sep, 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:                              928924
    Prefixes after maximum aggregation (per Origin AS):          352866
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      453202
    Number of IPv4 prefixes with a valid ROA:                    422390
    Number of IPv4 prefixes with an invalid ROA:                   2329
    Number of IPv4 prefixes with no ROA:                         504203
Total ASes present in the Internet Routing Table:                 74837
    Prefixes per ASN:                                             12.41
Origin-only ASes present in the Internet Routing Table:           64319
Origin ASes announcing only one prefix:                           26391
Transit ASes present in the Internet Routing Table:               10518
Transit-only ASes present in the Internet Routing Table:            461
Paths with bogon ASNs present in the IPv4 Routing Table:             76
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     102
    Max AS path prepend of ASN (211389)                             100
Prefixes from unregistered ASNs in the Routing Table:              1030
    Number of instances of unregistered ASNs:                      1072
Number of 32-bit ASNs allocated by the RIRs:                      42705
Number of 32-bit ASNs visible in the Routing Table:               35155
Prefixes from 32-bit ASNs in the Routing Table:                  175553
Number of bogon 32-bit ASNs visible in the Routing Table:           151
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            528
Number of addresses announced to Internet:                   3054001408
    Equivalent to 182 /8s, 8 /16s and 93 /24s
    Percentage of available address space announced:               82.5
    Percentage of allocated address space announced:               82.5
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.5
Total number of prefixes smaller than registry allocations:      308771

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

Prefixes being announced by APNIC Region ASes:                   245097
    Total APNIC prefixes after maximum aggregation:               70294
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          238710
    Unique aggregates announced from the APNIC address blocks:    98892
APNIC Region origin ASes present in the Internet Routing Table:   13637
    APNIC Prefixes per ASN:                                       17.50
APNIC Region origin ASes announcing only one prefix:               4069
APNIC Region transit ASes present in the Internet Routing Table:   1824
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         29
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8993
Number of APNIC addresses announced to Internet:              772548608
    Equivalent to 46 /8s, 12 /16s and 40 /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:                    272577
    Total ARIN prefixes after maximum aggregation:               123697
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           276086
    Unique aggregates announced from the ARIN address blocks:    131848
ARIN Region origin ASes present in the Internet Routing Table:    19083
    ARIN Prefixes per ASN:                                        14.47
ARIN Region origin ASes announcing only one prefix:                6945
ARIN Region transit ASes present in the Internet Routing Table:    1921
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:    4825
Number of ARIN addresses announced to Internet:              1278266112
    Equivalent to 76 /8s, 48 /16s and 203 /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:                    261562
    Total RIPE prefixes after maximum aggregation:               123678
    RIPE Deaggregation factor:                                     2.11
Prefixes being announced from the RIPE address blocks:           256893
    Unique aggregates announced from the RIPE address blocks:    160035
RIPE Region origin ASes present in the Internet Routing Table:    28417
    RIPE Prefixes per ASN:                                         9.04
RIPE Region origin ASes announcing only one prefix:               12054
RIPE Region transit ASes present in the Internet Routing Table:    3909
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                         102
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11348
Number of RIPE addresses announced to Internet:               716493824
    Equivalent to 42 /8s, 180 /16s and 212 /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:                  118676
    Total LACNIC prefixes after maximum aggregation:              28531
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         117613
    Unique aggregates announced from the LACNIC address blocks:   49359
LACNIC Region origin ASes present in the Internet Routing Table:  11039
    LACNIC Prefixes per ASN:                                      10.65
LACNIC Region origin ASes announcing only one prefix:              2694
LACNIC Region transit ASes present in the Internet Routing Table:  2329
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        35
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8852
Number of LACNIC addresses announced to Internet:             178530304
    Equivalent to 10 /8s, 164 /16s and 40 /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:                  29982
    Total AfriNIC prefixes after maximum aggregation:              5951
    AfriNIC Deaggregation factor:                                  5.04
Prefixes being announced from the AfriNIC address blocks:         39093
    Unique aggregates announced from the AfriNIC address blocks:  12629
AfriNIC Region origin ASes present in the Internet Routing Table:  1794
    AfriNIC Prefixes per ASN:                                     21.79
AfriNIC Region origin ASes announcing only one prefix:              629
AfriNIC Region transit ASes present in the Internet Routing Table:  335
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: 1137
Number of AfriNIC addresses announced to Internet:            107737088
    Equivalent to 6 /8s, 107 /16s and 240 /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        9489       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5734        801     692  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4254        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3591       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3314       1835      90  VNPT-AS-VN VNPT Corp, VN
  9498        3170        498     251  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2945       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        2937       1330      20  VIETEL-AS-AP Viettel Group, VN
 24560        2517        848     383  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2287      11269     604  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        9076      10989    3243  AMAZON-02, US
 11492        4535        301     668  CABLEONE, US
  7155        4178        288     100  VIASAT-SP-BACKBONE, US
  6327        3545       1319      66  SHAW, CA
 22773        3536       3071     301  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3151      54959    2403  DNIC-AS-00749, US
   367        3005       3838    1419  DNIC-ASBLK-00306-00371, US
 16625        2986       1407    2284  AKAMAI-AS, US
396982        2698       3597     395  GOOGLE-CLOUD-PLATFORM, US
 30036        2497        359     383  MEDIACOM-ENTERPRISE-BUSINESS, 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        7388       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4065       3398     152  AKAMAI-ASN1, NL
  8551        3447        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2968       2298     918  ROSTELECOM-AS, RU
  9009        2901        265    1482  M247, RO
 34984        2336        363     594  TELLCOM-AS, TR
 58224        1723        923     527  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
  8452        1488       1852      16  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       11799       3382     595  UNINET, MX
 10620        3542        506     852  Telmex Colombia S.A., CO
 13999        2404        330     619  Mega Cable, S.A. de C.V., MX
 11830        2006        369      64  Instituto Costarricense de Electricidad
 28573        1327       2324     233  Claro NXT Telecomunicacoes Ltda, BR
  6503        1303        344     511  Axtel, S.A.B. de C.V., MX
  3816        1297        766     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1111        369      22  Telefonica del Peru S.A.A., PE
 11664        1103        178     431  Techtel LMDS Comunicaciones Interactiva
 26615        1034       2501      49  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        1605        393      19  LINKdotNET-AS, EG
 24835        1549        549      28  RAYA-AS, EG
 36992        1360       1518     280  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1046         67      45  ORANGE-COTE-IVOIRE, CI
 36935         938        521      44  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         518         55      49  WANANCHI-, KE
 37342         489         32       1  MOVITEL, MZ
 24757         471         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       11799       3382     595  UNINET, MX
  9808        9489       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9076      10989    3243  AMAZON-02, US
 12479        7388       1713     145  UNI2-AS, ES
  7545        5734        801     692  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4535        301     668  CABLEONE, US
 18403        4254        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4178        288     100  VIASAT-SP-BACKBONE, US
 20940        4065       3398     152  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        9489         9448  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7388         7243  UNI2-AS, ES
 16509        9076         5833  AMAZON-02, US
  7545        5734         5042  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4254         4229  FPT-AS-AP FPT Telecom Company, VN
  7155        4178         4078  VIASAT-SP-BACKBONE, US
 20940        4065         3913  AKAMAI-ASN1, NL
 11492        4535         3867  CABLEONE, US
  7713        3591         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
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.96.100.0/24           57681  ASN-MGTS-USPD2, RU
192.88.99.0/24             6939  HURRICANE, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US
41.57.124.0/22       Origin:     37442  RESERVED, ZZ
41.57.124.0/22      Transit:     37204  TELONE, ZW

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      /10:39      /11:101     /12:297     
/13:578     /14:1195    /15:2096    /16:13499   /17:8282    /18:13844   
/19:25018   /20:43863   /21:51141   /22:110059  /23:99068   /24:559813  
/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        6475        7388  UNI2-AS, ES
  8151        5828       11799  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3447        4535  CABLEONE, US
  6327        3356        3545  SHAW, CA
  7155        3123        4178  VIASAT-SP-BACKBONE, US
  8551        2924        3447  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2585        3536  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2154        2497  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2107        3542  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)
----------------------------------------------

   1:2204      2:1407      3:265       4:5         5:4423      6:137    
   7:6         8:1515      9:1        11:172      12:1512     13:363    
  14:2323     15:303      16:201      17:368      18:653      20:287    
  21:4        22:188      23:6425     24:2510     25:2        27:2602   
  29:19       31:2535     32:75       34:26       35:116      36:1990   
  37:4506     38:5358     39:864      40:145      41:4020     42:2066   
  43:2285     44:319      45:16665    46:4286     47:370      49:1815   
  50:1883     51:590      52:1594     54:392      55:964      56:5      
  57:124      58:1873     59:1165     60:1005     61:2532     62:2682   
  63:1913     64:5670     65:2363     66:4966     67:3033     68:1339   
  69:4138     70:1194     71:677      72:2944     74:2617     75:1560   
  76:625      77:2299     78:1826     79:2986     80:2104     81:1826   
  82:1515     83:1299     84:1556     85:3067     86:768      87:2001   
  88:1201     89:3912     90:621      91:7811     92:2049     93:2616   
  94:3516     95:4023     96:1299     97:315      98:1082     99:731    
 100:91      101:1287    102:2885    103:32187   104:4737    105:576    
 106:905     107:2694    108:1132    109:4245    110:2134    111:3140   
 112:2063    113:1749    114:1716    115:2039    116:1878    117:2466   
 118:2703    119:1987    120:1780    121:1163    122:2615    123:2191   
 124:1563    125:2541    128:1467    129:921     130:1049    131:1983   
 132:869     133:408     134:1782    135:306     136:974     137:1126   
 138:2646    139:1589    140:1292    141:1325    142:1513    143:1553   
 144:1009    145:345     146:1956    147:1608    148:2487    149:2281   
 150:883     151:1230    152:1870    153:586     154:5097    155:1380   
 156:1975    157:1350    158:1054    159:2248    160:2630    161:1601   
 162:3548    163:1613    164:1707    165:1862    166:1067    167:1740   
 168:3758    169:884     170:4636    171:894     172:3773    173:2961   
 174:981     175:1191    176:3781    177:4460    178:3542    179:2165   
 180:2533    181:3515    182:3311    183:1981    184:2274    185:20573  
 186:4710    187:4178    188:4168    189:3862    190:9258    191:1370   
 192:10990   193:8965    194:7302    195:5205    196:3109    197:2478   
 198:6023    199:6149    200:7930    201:6050    202:10489   203:10165  
 204:4561    205:3706    206:4383    207:3501    208:4154    209:4915   
 210:4446    211:2483    212:4258    213:3411    214:1115    215:70     
 216:6725    217:2782    218:1297    219:468     220:2032    221:985    
 222:757     223:2146   

End of report


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