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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Apr 3 21:14:06 UTC 2025


IPv4 R&E Routing Table Report   21:10 GMT Thu 03 Apr, 2025

  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:                              977709
    Prefixes after maximum aggregation (per Origin AS):          374938
    Deaggregation factor:                                          2.61
    Unique aggregates announced (without unneeded subnets):      476175
    Number of IPv4 prefixes with a valid ROA:                    538218
    Number of IPv4 prefixes with an invalid ROA:                    140
    Number of IPv4 prefixes with no ROA:                         439351
Total ASes present in the Internet Routing Table:                 76698
    Prefixes per ASN:                                             12.75
Origin-only ASes present in the Internet Routing Table:           65756
Origin ASes announcing only one prefix:                           26892
Transit ASes present in the Internet Routing Table:               10942
Transit-only ASes present in the Internet Routing Table:            554
Paths with bogon ASNs present in the IPv4 Routing Table:             20
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      60
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1010
    Number of instances of unregistered ASNs:                      1015
Number of 32-bit ASNs allocated by the RIRs:                      46145
Number of 32-bit ASNs visible in the Routing Table:               38034
Prefixes from 32-bit ASNs in the Routing Table:                  200250
Number of bogon 32-bit ASNs visible in the Routing Table:            28
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            465
Number of addresses announced to Internet:                   3107129600
    Equivalent to 185 /8s, 51 /16s and 9 /24s
    Percentage of available address space announced:               83.9
    Percentage of allocated address space announced:               83.9
    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:      320990

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

Prefixes being announced by APNIC Region ASes:                   255641
    Total APNIC prefixes after maximum aggregation:               76399
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          247318
    Unique aggregates announced from the APNIC address blocks:   102593
APNIC Region origin ASes present in the Internet Routing Table:   14545
    APNIC Prefixes per ASN:                                       17.00
APNIC Region origin ASes announcing only one prefix:               4444
APNIC Region transit ASes present in the Internet Routing Table:   1953
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         55
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10059
Number of APNIC addresses announced to Internet:              748502528
    Equivalent to 44 /8s, 157 /16s and 62 /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, 131072-155961
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:                    289367
    Total ARIN prefixes after maximum aggregation:               128819
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           290426
    Unique aggregates announced from the ARIN address blocks:    137255
ARIN Region origin ASes present in the Internet Routing Table:    19241
    ARIN Prefixes per ASN:                                        15.09
ARIN Region origin ASes announcing only one prefix:                7047
ARIN Region transit ASes present in the Internet Routing Table:    1972
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          34
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5176
Number of ARIN addresses announced to Internet:              1349897728
    Equivalent to 80 /8s, 117 /16s and 206 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-402332
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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                    273358
    Total RIPE prefixes after maximum aggregation:               133169
    RIPE Deaggregation factor:                                     2.05
Prefixes being announced from the RIPE address blocks:           271290
    Unique aggregates announced from the RIPE address blocks:    173573
RIPE Region origin ASes present in the Internet Routing Table:    28869
    RIPE Prefixes per ASN:                                         9.40
RIPE Region origin ASes announcing only one prefix:               12039
RIPE Region transit ASes present in the Internet Routing Table:    3976
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12357
Number of RIPE addresses announced to Internet:               731831296
    Equivalent to 43 /8s, 158 /16s and 220 /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,
                        53/8,  57/8,  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:                  123334
    Total LACNIC prefixes after maximum aggregation:              29213
    LACNIC Deaggregation factor:                                   4.22
Prefixes being announced from the LACNIC address blocks:         120026
    Unique aggregates announced from the LACNIC address blocks:   48788
LACNIC Region origin ASes present in the Internet Routing Table:  11220
    LACNIC Prefixes per ASN:                                      10.70
LACNIC Region origin ASes announcing only one prefix:              2670
LACNIC Region transit ASes present in the Internet Routing Table:  2459
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        31
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9174
Number of LACNIC addresses announced to Internet:             171607552
    Equivalent to 10 /8s, 58 /16s and 134 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + 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:                  34999
    Total AfriNIC prefixes after maximum aggregation:              6711
    AfriNIC Deaggregation factor:                                  5.22
Prefixes being announced from the AfriNIC address blocks:         48183
    Unique aggregates announced from the AfriNIC address blocks:  13569
AfriNIC Region origin ASes present in the Internet Routing Table:  1900
    AfriNIC Prefixes per ASN:                                     25.36
AfriNIC Region origin ASes announcing only one prefix:              692
AfriNIC Region transit ASes present in the Internet Routing Table:  377
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       60
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1268
Number of AfriNIC addresses announced to Internet:            105053952
    Equivalent to 6 /8s, 66 /16s and 255 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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       10310       8753      89  CHINAMOBILE-CN China Mobile Communication
  7545        6219        843     658  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        4218        530     274  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4215        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3916       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3673       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3260       1869     100  VNPT-AS-VN VNPT Corp, VN
 24560        2847        849     536  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2170       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 
  4766        2156      11520     621  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       13003      39646    3968  AMAZON-02, US
 11492        4685        311     584  CABLEONE, US
  7155        4173        286      83  VIASAT-SP-BACKBONE, US
 22773        3625       3054     222  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3621       1320      81  SHAW, CA
   174        3605       8766     959  COGENT-174, US
   749        3255      54879    2506  DNIC-AS-00749, US
 16625        3114       1310    2251  AKAMAI-AS, US
396982        2949       3649     466  GOOGLE-CLOUD-PLATFORM, US
 36352        2618        216     798  AS-COLOCROSSING, 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        7710       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        4018       3395     129  AKAMAI-ASN1, NL
  9009        3765        325    1960  M247, RO
 12389        3072       2303     895  ROSTELECOM-AS, RU
 34984        2365        360     583  TELLCOM-AS, TR
212238        2080        148    1532  CDNEXT, GB
  8452        1615       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
 62240        1492         98     750  CLOUVIDER Clouvider - Global ASN, GB

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       11907       3242     584  UNINET, MX
 10620        3521        486     970  Telmex Colombia S.A., CO
 13999        2512        539     364  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1351       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1333        784     206  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1196        371      22  Telefonica del Peru S.A.A., PE
 11664        1179        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1050         70     379  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6503        1046        374     163  Axtel, S.A.B. de C.V., MX

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
 24835        1703        599      30  RAYA-AS, EG
 24863        1631        389      16  LINKdotNET-AS, EG
 29571        1566        102      23  ORANGE-COTE-IVOIRE, CI
 36992        1428       1518     287  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 36935        1006        521      42  Vodafone-, EG
 20011         981        185     285  INTERNET-SOLUTIONS, ZA
 37069         915       1083      15  MOBINIL, EG
  6713         560       1861      35  IAM-AS, MA
 36914         555         82       3  KENET-AS, KE

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
 16509       13003      39646    3968  AMAZON-02, US
  8151       11907       3242     584  UNINET, MX
  9808       10310       8753      89  CHINAMOBILE-CN China Mobile Communication
 12479        7710       1714     145  UNI2-AS, ES
  7545        6219        843     658  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4685        311     584  CABLEONE, US
  9498        4218        530     274  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4215        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4173        286      83  VIASAT-SP-BACKBONE, US

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

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

   ASN  No of nets  Net Savings  Description
  8151       11907        11323  UNINET, MX
  9808       10310        10221  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7710         7565  UNI2-AS, ES
  7545        6219         5561  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4215         4190  FPT-AS-AP FPT Telecom Company, VN
 11492        4685         4101  CABLEONE, US
  7155        4173         4090  VIASAT-SP-BACKBONE, US
  9498        4218         3944  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3916         3890  VIETEL-AS-AP Viettel Group, VN

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
    212032  UNALLOCATED  5.59.105.0/24            35168  TNS-PLUS-CORE, KZ
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US

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

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

Prefix                Origin AS  Description
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
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.136.212.0/24      Origin:    401578  VIRTUALDROPLET, CA
23.136.212.0/24     Transit:     47272  HYEHOST HYEHOST Hosting Solutions, GB
23.136.220.0/24      Origin:    395878  SERVOSPHERE LLC, US
23.136.220.0/24     Transit:     20473  AS-VULTR, US
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

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       /9:16      /10:41      /11:93      /12:302     
/13:582     /14:1227    /15:2165    /16:13932   /17:8299    /18:13752   
/19:24634   /20:43713   /21:51760   /22:111944  /23:101394  /24:603838  
/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        6635        7710  UNI2-AS, ES
  8151        6112       11907  UNINET, MX
 11492        3531        4685  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3417        3621  SHAW, CA
  7155        3120        4173  VIASAT-SP-BACKBONE, US
 22773        2742        3625  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2329       13003  AMAZON-02, US
 30036        2220        2562  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2183        3521  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)
----------------------------------------------

   1:2328      2:1544      3:612       4:10        5:4599      6:163    
   7:6         8:1548      9:1        11:172      12:1372     13:349    
  14:2512     15:351      16:279      17:362      18:917      20:470    
  21:4        22:188      23:7381     24:2830     25:2        27:2739   
  29:19       31:3212     32:36       34:80       35:207      36:2398   
  37:4690     38:8874     39:899      40:154      41:4179     42:1900   
  43:2556     44:362      45:18457    46:4952     47:289      49:1956   
  50:1899     51:590      52:1553     54:300      55:876      56:11     
  57:251      58:2195     59:1208     60:1171     61:2780     62:2905   
  63:1840     64:5501     65:2121     66:4642     67:3050     68:1140   
  69:3973     70:1153     71:620      72:2856     74:2801     75:1662   
  76:612      77:2711     78:1895     79:1731     80:2197     81:2020   
  82:3091     83:1420     84:1839     85:3400     86:1039     87:2157   
  88:1313     89:4316     90:775      91:8325     92:2802     93:2873   
  94:4036     95:4307     96:1434     97:313      98:1016     99:738    
 100:71      101:1141    102:3709    103:32193   104:4819    105:751    
 106:988     107:2634    108:1203    109:4091    110:2226    111:3308   
 112:2038    113:1800    114:1961    115:2166    116:2035    117:2742   
 118:2888    119:1952    120:1872    121:1368    122:2751    123:2177   
 124:1564    125:2855    126:88      128:1595    129:960     130:1277   
 131:1908    132:783     133:451     134:1530    135:330     136:1302   
 137:1295    138:2907    139:1618    140:1570    141:1485    142:1835   
 143:1648    144:1051    145:515     146:2161    147:2101    148:2641   
 149:2894    150:1243    151:1742    152:2103    153:571     154:7892   
 155:1628    156:3180    157:1906    158:1270    159:2432    160:3563   
 161:1899    162:3714    163:1981    164:1696    165:2202    166:1435   
 167:1884    168:4035    169:790     170:5097    171:1004    172:4485   
 173:3226    174:918     175:1291    176:3694    177:4679    178:3783   
 179:2285    180:2587    181:4034    182:3373    183:2027    184:2310   
 185:21525   186:5097    187:4423    188:4197    189:4192    190:9630   
 191:1473    192:11203   193:9409    194:7791    195:5550    196:3241   
 197:3600    198:6183    199:8402    200:8169    201:6302    202:10376  
 203:10615   204:4551    205:3669    206:4625    207:3556    208:4203   
 209:5188    210:4565    211:2532    212:4500    213:3768    214:1053   
 215:48      216:6595    217:3092    218:1330    219:375     220:2084   
 221:1072    222:712     223:2318   

End of report


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