[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view

REN Routing Table Report cscora at bgp.nsrc.org
Wed Aug 21 20:16:52 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 21 Aug, 2024

  IPv4 BGP Table (R&E) as seen at KREONet2.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/KREONet2/

Analysis Summary
----------------

BGP routing table entries examined:                              244777
    Prefixes after maximum aggregation (per Origin AS):          110741
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      132100
    Number of IPv4 prefixes with a valid ROA:                    100511
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         144244
Total ASes present in the Internet Routing Table:                 20664
    Prefixes per ASN:                                             11.85
Origin-only ASes present in the Internet Routing Table:           17792
Origin ASes announcing only one prefix:                            7962
Transit ASes present in the Internet Routing Table:                2872
Transit-only ASes present in the Internet Routing Table:            735
Paths with bogon ASNs present in the IPv4 Routing Table:              3
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      35
    Max AS path prepend of ASN ( 59588)                              26
Prefixes from unregistered ASNs in the Routing Table:               333
    Number of instances of unregistered ASNs:                       334
Number of 32-bit ASNs allocated by the RIRs:                      45204
Number of 32-bit ASNs visible in the Routing Table:                8057
Prefixes from 32-bit ASNs in the Routing Table:                   28860
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            153
Number of addresses announced to Internet:                   1508582557
    Equivalent to 89 /8s, 235 /16s and 36 /24s
    Percentage of available address space announced:               40.7
    Percentage of allocated address space announced:               40.7
    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:       75450

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

Prefixes being announced by APNIC Region ASes:                    32080
    Total APNIC prefixes after maximum aggregation:                7990
    APNIC Deaggregation factor:                                    4.02
Prefixes being announced from the APNIC address blocks:           31442
    Unique aggregates announced from the APNIC address blocks:     9274
APNIC Region origin ASes present in the Internet Routing Table:    1275
    APNIC Prefixes per ASN:                                       24.66
APNIC Region origin ASes announcing only one prefix:                515
APNIC Region transit ASes present in the Internet Routing Table:    217
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    584
Number of APNIC addresses announced to Internet:              202100588
    Equivalent to 12 /8s, 11 /16s and 207 /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:                    111537
    Total ARIN prefixes after maximum aggregation:                60010
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:           110364
    Unique aggregates announced from the ARIN address blocks:     61863
ARIN Region origin ASes present in the Internet Routing Table:     9034
    ARIN Prefixes per ASN:                                        12.22
ARIN Region origin ASes announcing only one prefix:                3745
ARIN Region transit ASes present in the Internet Routing Table:     825
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1972
Number of ARIN addresses announced to Internet:               872118113
    Equivalent to 51 /8s, 251 /16s and 119 /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,  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:                     46769
    Total RIPE prefixes after maximum aggregation:                25770
    RIPE Deaggregation factor:                                     1.81
Prefixes being announced from the RIPE address blocks:            47396
    Unique aggregates announced from the RIPE address blocks:     35200
RIPE Region origin ASes present in the Internet Routing Table:     4776
    RIPE Prefixes per ASN:                                         9.92
RIPE Region origin ASes announcing only one prefix:                2063
RIPE Region transit ASes present in the Internet Routing Table:     708
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1879
Number of RIPE addresses announced to Internet:               298953680
    Equivalent to 17 /8s, 209 /16s and 171 /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:                   44609
    Total LACNIC prefixes after maximum aggregation:              13855
    LACNIC Deaggregation factor:                                   3.22
Prefixes being announced from the LACNIC address blocks:          43854
    Unique aggregates announced from the LACNIC address blocks:   20814
LACNIC Region origin ASes present in the Internet Routing Table:   4379
    LACNIC Prefixes per ASN:                                      10.01
LACNIC Region origin ASes announcing only one prefix:              1498
LACNIC Region transit ASes present in the Internet Routing Table:   899
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3459
Number of LACNIC addresses announced to Internet:              95176192
    Equivalent to 5 /8s, 172 /16s and 70 /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:                   9449
    Total AfriNIC prefixes after maximum aggregation:              2880
    AfriNIC Deaggregation factor:                                  3.28
Prefixes being announced from the AfriNIC address blocks:         11568
    Unique aggregates announced from the AfriNIC address blocks:   4823
AfriNIC Region origin ASes present in the Internet Routing Table:   320
    AfriNIC Prefixes per ASN:                                     36.15
AfriNIC Region origin ASes announcing only one prefix:              141
AfriNIC Region transit ASes present in the Internet Routing Table:   88
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  163
Number of AfriNIC addresses announced to Internet:             40153600
    Equivalent to 2 /8s, 100 /16s and 178 /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        9715       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1549        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1513        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1479        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        176      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         598       2169     465  SINET-AS Research Organization of Informa
 17676         596      10607     150  GIGAINFRA SoftBank Corp., JP
 55410         517         47     173  VIL-AS-AP Vodafone Idea Ltd, IN
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Communic

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10534      11777    3767  AMAZON-02, US
   749        3254      54897    2506  DNIC-AS-00749, US
  7018        2917      23672    1834  ATT-INTERNET4, US
   367        2516       3075    1188  DNIC-ASBLK-00306-00371, US
  4155        2059        132    1339  USDA-1, US
 22773        1866       2028     637  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1810       3368     435  CELLCO-PART, US
   209        1689       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1381       1047     108  ATT-MOBILITY-LLC-AS20057, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 20940        1275        103    1042  AKAMAI-ASN1, NL
  3257         985       2084     781  GTT-BACKBONE GTT, US
  3215         897       4814     291  France Telecom - Orange, FR
  8452         832       1841      12  TE-AS TE-AS, EG
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         720         59      29  Jordan Data Communications, JO
 34984         719         84     458  TELLCOM-AS, TR
212238         584         42     512  CDNEXT, GB
 51167         551        106     239  CONTABO, DE
  3320         547       8318     462  DTAG Internet service provider operations

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        5425       1596     726  UNINET, MX
 11830        2004        369      64  Instituto Costarricense de Electricidad y
 10620        1384        197    1028  Telmex Colombia S.A., CO
  3816        1320        777     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 26615        1057       2503      53  TIM SA, BR
  6147        1034        369      22  Telefonica del Peru S.A.A., PE
 18881         876       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     287  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         535       2892      68  TELEFONICA BRASIL S.A, BR
 13999         532         72     229  Mega Cable, S.A. de C.V., MX

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1299        388      22  LINKdotNET-AS, EG
 24835         947        415     140  RAYA-AS, EG
 36992         821       1037     347  ETISALAT-MISR, EG
 29571         758         58     308  ORANGE-COTE-IVOIRE, CI
 36935         681        125     176  Vodafone-, EG
 36914         529         82       3  KENET-AS, KE
 36903         419        189     298  MT-MPLS, MA
  2018         380        319      71  TENET-1, ZA
 37693         334        597      43  TUNISIANA, TN
 20011         275         41     199  INTERNET-SOLUTIONS, ZA

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10534      11777    3767  AMAZON-02, US
  9808        9715       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5425       1596     726  UNINET, MX
   749        3254      54897    2506  DNIC-AS-00749, US
  7018        2917      23672    1834  ATT-INTERNET4, US
   367        2516       3075    1188  DNIC-ASBLK-00306-00371, US
  4155        2059        132    1339  USDA-1, US
 11830        2004        369      64  Instituto Costarricense de Electricidad y
 22773        1866       2028     637  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1810       3368     435  CELLCO-PART, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet

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

   ASN  No of nets  Net Savings  Description
  9808        9715         9640  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5425         4699  UNINET, MX
 11830        2004         1940  Instituto Costarricense de Electricidad y Telec
 56047        1513         1464  CMNET-HUNAN-AP China Mobile communications corp
 56041        1479         1404  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1689         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1549         1377  CMNET-JIANGSU-AP China Mobile communications co
  6167        1810         1375  CELLCO-PART, US
   367        2516         1328  DNIC-ASBLK-00306-00371, US
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             3356  LEVEL3, US
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/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/KREONet2/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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      Transit:     37204  TELONE, ZW
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:13       /9:10      /10:29      /11:41      /12:137     
/13:195     /14:523     /15:1033    /16:7151    /17:3394    /18:3922    
/19:7373    /20:11404   /21:14497   /22:26745   /23:26367   /24:141768  
/25:39      /26:52      /27:34      /28:19      /29:16      /30:11      
/31:0       /32:4       

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
  8151        2796        5425  UNINET, MX
 16509        2131       10534  AMAZON-02, US
 11830        1701        2004  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1406        1866  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1325        2917  ATT-INTERNET4, US
   209         954        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         889        1810  CELLCO-PART, US
 10620         833        1384  Telmex Colombia S.A., CO
 19901         810         960  BRSPD-PUBLIC, US
 11776         740        1590  ATLANTICBB-JOHNSTOWN, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:40        2:300       3:430       4:5         5:739       6:148    
   7:5         8:696      11:171      12:1022     13:306      14:110    
  15:291      16:226      17:6        18:832      20:102      21:4      
  22:188      23:2072     24:639      25:2        27:45       29:19     
  31:345      32:26       34:10       35:71       36:1196     37:683    
  38:1387     39:540      40:53       41:1137     42:232      43:195    
  44:45       45:3783     46:859      47:96       49:37       50:345    
  51:372      52:1362     54:276      55:952      56:8        57:17     
  58:6        59:33       60:17       61:57       62:490      63:786    
  64:1716     65:1067     66:1441     67:876      68:500      69:1079   
  70:313      71:206      72:565      74:925      75:413      76:227    
  77:326      78:326      79:219      80:315      81:376      82:298    
  83:181      84:350      85:472      86:207      87:194      88:248    
  89:852      90:98       91:1035     92:582      93:443      94:647    
  95:268      96:217      97:57       98:386      99:158     100:12     
 101:21      102:392     103:1361    104:940     105:158     106:17     
 107:803     108:437     109:384     110:24      111:1844    112:449    
 113:41      114:48      115:25      116:49      117:962     118:208    
 119:133     120:1104    121:38      122:208     123:198     124:73     
 125:18      128:479     129:322     130:635     131:938     132:575    
 133:195     134:464     135:108     136:448     137:541     138:1023   
 139:461     140:660     141:455     142:772     143:718     144:414    
 145:82      146:601     147:470     148:717     149:669     150:306    
 151:611     152:671     153:136     154:663     155:730     156:740    
 157:352     158:433     159:669     160:737     161:668     162:882    
 163:394     164:734     165:814     166:568     167:646     168:1336   
 169:176     170:1550    171:105     172:1052    173:770     174:150    
 175:49      176:626     177:1233    178:425     179:795     180:70     
 181:1499    182:40      183:833     184:321     185:3269    186:1757   
 187:1224    188:687     189:1336    190:4087    191:444     192:4761   
 193:1890    194:1390    195:969     196:883     197:956     198:2495   
 199:4427    200:3458    201:3125    202:1140    203:702     204:2075   
 205:1929    206:1567    207:1395    208:1187    209:1776    210:352    
 211:443     212:959     213:772     214:1019    215:42      216:2343   
 217:466     218:530     219:38      220:33      221:300     222:20     
 223:647    

End of report


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