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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Sep 2 20:16:51 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 02 Sep, 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:                              247206
    Prefixes after maximum aggregation (per Origin AS):          111651
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      133237
    Number of IPv4 prefixes with a valid ROA:                    100807
    Number of IPv4 prefixes with an invalid ROA:                     24
    Number of IPv4 prefixes with no ROA:                         146375
Total ASes present in the Internet Routing Table:                 20602
    Prefixes per ASN:                                             12.00
Origin-only ASes present in the Internet Routing Table:           17732
Origin ASes announcing only one prefix:                            7996
Transit ASes present in the Internet Routing Table:                2870
Transit-only ASes present in the Internet Routing Table:            721
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      35
    Max AS path prepend of ASN ( 59588)                              26
Prefixes from unregistered ASNs in the Routing Table:               324
    Number of instances of unregistered ASNs:                       325
Number of 32-bit ASNs allocated by the RIRs:                      45296
Number of 32-bit ASNs visible in the Routing Table:                8030
Prefixes from 32-bit ASNs in the Routing Table:                   28395
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:            140
Number of addresses announced to Internet:                   1509126303
    Equivalent to 89 /8s, 243 /16s and 112 /24s
    Percentage of available address space announced:               40.8
    Percentage of allocated address space announced:               40.8
    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:       76138

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

Prefixes being announced by APNIC Region ASes:                    31953
    Total APNIC prefixes after maximum aggregation:                8066
    APNIC Deaggregation factor:                                    3.96
Prefixes being announced from the APNIC address blocks:           31338
    Unique aggregates announced from the APNIC address blocks:     9355
APNIC Region origin ASes present in the Internet Routing Table:    1277
    APNIC Prefixes per ASN:                                       24.54
APNIC Region origin ASes announcing only one prefix:                516
APNIC Region transit ASes present in the Internet Routing Table:    219
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:    587
Number of APNIC addresses announced to Internet:              202201966
    Equivalent to 12 /8s, 13 /16s and 91 /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:                    114402
    Total ARIN prefixes after maximum aggregation:                61133
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           113210
    Unique aggregates announced from the ARIN address blocks:     63961
ARIN Region origin ASes present in the Internet Routing Table:     9066
    ARIN Prefixes per ASN:                                        12.49
ARIN Region origin ASes announcing only one prefix:                3772
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:    1988
Number of ARIN addresses announced to Internet:               872781921
    Equivalent to 52 /8s, 5 /16s and 152 /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:                     46048
    Total RIPE prefixes after maximum aggregation:                25642
    RIPE Deaggregation factor:                                     1.80
Prefixes being announced from the RIPE address blocks:            46576
    Unique aggregates announced from the RIPE address blocks:     34719
RIPE Region origin ASes present in the Internet Routing Table:     4744
    RIPE Prefixes per ASN:                                         9.82
RIPE Region origin ASes announcing only one prefix:                2066
RIPE Region transit ASes present in the Internet Routing Table:     707
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:    1864
Number of RIPE addresses announced to Internet:               298682576
    Equivalent to 17 /8s, 205 /16s and 136 /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:                   44871
    Total LACNIC prefixes after maximum aggregation:              13668
    LACNIC Deaggregation factor:                                   3.28
Prefixes being announced from the LACNIC address blocks:          44163
    Unique aggregates announced from the LACNIC address blocks:   20173
LACNIC Region origin ASes present in the Internet Routing Table:   4331
    LACNIC Prefixes per ASN:                                      10.20
LACNIC Region origin ASes announcing only one prefix:              1505
LACNIC Region transit ASes present in the Internet Routing Table:   903
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:  3426
Number of LACNIC addresses announced to Internet:              95546112
    Equivalent to 5 /8s, 177 /16s and 235 /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:                   9608
    Total AfriNIC prefixes after maximum aggregation:              2912
    AfriNIC Deaggregation factor:                                  3.30
Prefixes being announced from the AfriNIC address blocks:         11779
    Unique aggregates announced from the AfriNIC address blocks:   4916
AfriNIC Region origin ASes present in the Internet Routing Table:   321
    AfriNIC Prefixes per ASN:                                     36.69
AfriNIC Region origin ASes announcing only one prefix:              137
AfriNIC Region transit ASes present in the Internet Routing Table:   80
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  165
Number of AfriNIC addresses announced to Internet:             39836416
    Equivalent to 2 /8s, 95 /16s and 219 /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        1480        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         770        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         598       2169     465  SINET-AS Research Organization of Informa
 17676         576      10607     150  GIGAINFRA SoftBank Corp., JP
 56040         481        489     113  CMNET-GUANGDONG-AP China Mobile communica
 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       10640      11798    3770  AMAZON-02, US
   749        3244      54889    2496  DNIC-AS-00749, US
  7018        2927      23673    1841  ATT-INTERNET4, US
   367        2497       3031    1174  DNIC-ASBLK-00306-00371, US
 22773        2448       2074     699  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2081        133    1350  USDA-1, US
  6167        1818       3384     436  CELLCO-PART, US
   209        1689       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1592        222     274  ATLANTICBB-JOHNSTOWN, US
 36352        1538        165     766  AS-COLOCROSSING, 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        1291        103    1055  AKAMAI-ASN1, NL
  3257         973       2084     774  GTT-BACKBONE GTT, US
  8452         914       1841      12  TE-AS TE-AS, EG
  3215         897       4814     291  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         713         60      29  Jordan Data Communications, JO
212238         571         41     501  CDNEXT, GB
 51167         552        106     240  CONTABO, DE
  3320         547       8318     462  DTAG Internet service provider operations
 61317         519         35     465  ASDETUK www.heficed.com, US

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        5926       1691     721  UNINET, MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 10620        1349        193    1011  Telmex Colombia S.A., CO
  3816        1317        774     207  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1077        369      22  Telefonica del Peru S.A.A., PE
 26615        1042       2503      53  TIM SA, BR
 18881         870       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     291  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         536       2892      68  TELEFONICA BRASIL S.A, BR
 13999         522         73     228  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        1404        389      16  LINKdotNET-AS, EG
 24835         992        429     144  RAYA-AS, EG
 29571         918         66     312  ORANGE-COTE-IVOIRE, CI
 36935         707        131     184  Vodafone-, EG
 36992         666       1010     305  ETISALAT-MISR, EG
 36914         522         82       3  KENET-AS, KE
 36903         385        172     272  MT-MPLS, MA
  2018         380        319      71  TENET-1, ZA
 37693         334        597      43  TUNISIANA, TN
 20011         273         35     197  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       10640      11798    3770  AMAZON-02, US
  9808        9715       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5926       1691     721  UNINET, MX
   749        3244      54889    2496  DNIC-AS-00749, US
  7018        2927      23673    1841  ATT-INTERNET4, US
   367        2497       3031    1174  DNIC-ASBLK-00306-00371, US
 22773        2448       2074     699  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2081        133    1350  USDA-1, US
 11830        2009        369      64  Instituto Costarricense de Electricidad y
  6167        1818       3384     436  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        5926         5205  UNINET, MX
 11830        2009         1945  Instituto Costarricense de Electricidad y Telec
 22773        2448         1749  ASN-CXA-ALL-CCI-22773-RDC, US
 56047        1513         1464  CMNET-HUNAN-AP China Mobile communications corp
 56041        1480         1405  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1404         1388  LINKdotNET-AS, EG
  6167        1818         1382  CELLCO-PART, US
   209        1689         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1549         1377  CMNET-JIANGSU-AP China Mobile communications co

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
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
41.78.60.0/22        Origin:      6762  SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22       Transit:      2914  NTT-LTD-2914, US

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      /12:138     
/13:197     /14:525     /15:1033    /16:7130    /17:3361    /18:3943    
/19:7479    /20:11311   /21:14903   /22:27221   /23:26802   /24:142895  
/25:37      /26:52      /27:34      /28:19      /29:16      /30:11      
/31:0       /32:6       

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

   ASN  No of nets  Total ann.  Description
  8151        3051        5926  UNINET, MX
 16509        2141       10640  AMAZON-02, US
 22773        1847        2448  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1706        2009  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1315        2927  ATT-INTERNET4, US
   209         954        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         891        1818  CELLCO-PART, US
 19901         819         969  BRSPD-PUBLIC, US
 10620         801        1349  Telmex Colombia S.A., CO
 11776         740        1592  ATLANTICBB-JOHNSTOWN, US

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

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

   1:41        2:305       3:447       4:5         5:738       6:148    
   7:5         8:692      11:171      12:1027     13:306      14:105    
  15:291      16:226      17:6        18:843      20:179      21:4      
  22:188      23:2250     24:647      25:2        27:36       29:19     
  31:347      32:26       34:10       35:70       36:1196     37:662    
  38:1421     39:542      40:52       41:1126     42:163      43:196    
  44:42       45:3736     46:851      47:97       49:31       50:337    
  51:370      52:1366     54:276      55:952      56:8        57:17     
  58:33       59:33       60:17       61:54       62:479      63:784    
  64:1661     65:1087     66:1461     67:905      68:509      69:1080   
  70:311      71:205      72:575      74:915      75:416      76:231    
  77:317      78:327      79:215      80:309      81:376      82:300    
  83:173      84:329      85:489      86:201      87:195      88:228    
  89:842      90:98       91:993      92:559      93:445      94:642    
  95:268      96:220      97:62       98:456      99:160     100:13     
 101:20      102:410     103:1364    104:1062    105:170     106:17     
 107:1224    108:459     109:375     110:29      111:1841    112:450    
 113:41      114:44      115:23      116:49      117:963     118:175    
 119:134     120:1103    121:39      122:169     123:160     124:73     
 125:15      128:476     129:317     130:633     131:933     132:573    
 133:195     134:473     135:109     136:466     137:533     138:984    
 139:463     140:674     141:449     142:798     143:718     144:415    
 145:81      146:594     147:480     148:735     149:663     150:309    
 151:608     152:670     153:136     154:752     155:730     156:694    
 157:366     158:449     159:678     160:833     161:664     162:886    
 163:408     164:737     165:816     166:584     167:663     168:1312   
 169:169     170:1558    171:100     172:1153    173:784     174:232    
 175:38      176:404     177:1228    178:433     179:805     180:70     
 181:1592    182:45      183:832     184:458     185:3155    186:1675   
 187:1129    188:689     189:1465    190:3972    191:447     192:4862   
 193:1879    194:1371    195:970     196:876     197:955     198:2523   
 199:4464    200:3425    201:3156    202:1130    203:685     204:2103   
 205:1938    206:1574    207:1431    208:1179    209:1793    210:355    
 211:460     212:986     213:765     214:1023    215:43      216:2367   
 217:451     218:527     219:22      220:164     221:300     222:20     
 223:651    

End of report


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