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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Sep 6 20:16:53 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 06 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:                              248412
    Prefixes after maximum aggregation (per Origin AS):          111441
    Deaggregation factor:                                          2.23
    Unique aggregates announced (without unneeded subnets):      132713
    Number of IPv4 prefixes with a valid ROA:                    102318
    Number of IPv4 prefixes with an invalid ROA:                    104
    Number of IPv4 prefixes with no ROA:                         145990
Total ASes present in the Internet Routing Table:                 20538
    Prefixes per ASN:                                             12.10
Origin-only ASes present in the Internet Routing Table:           17676
Origin ASes announcing only one prefix:                            8008
Transit ASes present in the Internet Routing Table:                2862
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:                                      27
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               321
    Number of instances of unregistered ASNs:                       322
Number of 32-bit ASNs allocated by the RIRs:                      45317
Number of 32-bit ASNs visible in the Routing Table:                8001
Prefixes from 32-bit ASNs in the Routing Table:                   28067
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:            143
Number of addresses announced to Internet:                   1511535517
    Equivalent to 90 /8s, 24 /16s and 51 /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:       77539

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

Prefixes being announced by APNIC Region ASes:                    32162
    Total APNIC prefixes after maximum aggregation:                8153
    APNIC Deaggregation factor:                                    3.94
Prefixes being announced from the APNIC address blocks:           31520
    Unique aggregates announced from the APNIC address blocks:     9430
APNIC Region origin ASes present in the Internet Routing Table:    1285
    APNIC Prefixes per ASN:                                       24.53
APNIC Region origin ASes announcing only one prefix:                521
APNIC Region transit ASes present in the Internet Routing Table:    223
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:              202298732
    Equivalent to 12 /8s, 14 /16s and 213 /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:                    114217
    Total ARIN prefixes after maximum aggregation:                61096
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           113024
    Unique aggregates announced from the ARIN address blocks:     63801
ARIN Region origin ASes present in the Internet Routing Table:     9058
    ARIN Prefixes per ASN:                                        12.48
ARIN Region origin ASes announcing only one prefix:                3768
ARIN Region transit ASes present in the Internet Routing Table:     819
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:    1982
Number of ARIN addresses announced to Internet:               874501473
    Equivalent to 52 /8s, 31 /16s and 213 /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:                     47171
    Total RIPE prefixes after maximum aggregation:                25648
    RIPE Deaggregation factor:                                     1.84
Prefixes being announced from the RIPE address blocks:            47713
    Unique aggregates announced from the RIPE address blocks:     34608
RIPE Region origin ASes present in the Internet Routing Table:     4734
    RIPE Prefixes per ASN:                                        10.08
RIPE Region origin ASes announcing only one prefix:                2065
RIPE Region transit ASes present in the Internet Routing Table:     699
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          22
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1875
Number of RIPE addresses announced to Internet:               298507472
    Equivalent to 17 /8s, 202 /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,
                        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:                   44641
    Total LACNIC prefixes after maximum aggregation:              13646
    LACNIC Deaggregation factor:                                   3.27
Prefixes being announced from the LACNIC address blocks:          43944
    Unique aggregates announced from the LACNIC address blocks:   20435
LACNIC Region origin ASes present in the Internet Routing Table:   4272
    LACNIC Prefixes per ASN:                                      10.29
LACNIC Region origin ASes announcing only one prefix:              1509
LACNIC Region transit ASes present in the Internet Routing Table:   911
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:  3385
Number of LACNIC addresses announced to Internet:              95041280
    Equivalent to 5 /8s, 170 /16s and 55 /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:                   9900
    Total AfriNIC prefixes after maximum aggregation:              2670
    AfriNIC Deaggregation factor:                                  3.71
Prefixes being announced from the AfriNIC address blocks:         12068
    Unique aggregates announced from the AfriNIC address blocks:   4323
AfriNIC Region origin ASes present in the Internet Routing Table:   328
    AfriNIC Prefixes per ASN:                                     36.79
AfriNIC Region origin ASes announcing only one prefix:              145
AfriNIC Region transit ASes present in the Internet Routing Table:   81
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:  172
Number of AfriNIC addresses announced to Internet:             41108480
    Equivalent to 2 /8s, 115 /16s and 68 /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        9712       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1549        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1512        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         570      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       10674      11801    3774  AMAZON-02, US
   749        3242      54889    2494  DNIC-AS-00749, US
  7018        3011      23679    1892  ATT-INTERNET4, US
   367        2511       3032    1179  DNIC-ASBLK-00306-00371, US
 22773        2452       2075     701  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2097        138    1360  USDA-1, US
  6167        1806       3390     433  CELLCO-PART, US
   209        1688       4897     306  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1592        222     274  ATLANTICBB-JOHNSTOWN, US
 36352        1537        165     765  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
 39891        2133        119      36  ALJAWWALSTC-AS, SA
 20940        1290        103    1057  AKAMAI-ASN1, NL
  3257         974       2084     774  GTT-BACKBONE GTT, US
  8452         918       1841      12  TE-AS TE-AS, EG
  3215         897       4814     291  France Telecom - Orange, FR
  8376         712         57      29  Jordan Data Communications, JO
212238         568         41     499  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         549       8318     465  DTAG Internet service provider operations
 34984         536         79     427  TELLCOM-AS, TR

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        5803       1671     721  UNINET, MX
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 10620        1338        193    1009  Telmex Colombia S.A., CO
  3816        1316        774     204  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1105        369      22  Telefonica del Peru S.A.A., PE
 26615        1045       2503      53  TIM SA, BR
 18881         867       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     291  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         616         85      62  ENTEL CHILE S.A., CL
 26599         536       2892      68  TELEFONICA BRASIL S.A, BR

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        1415        389      16  LINKdotNET-AS, EG
 24835        1231        505      27  RAYA-AS, EG
 29571         918         66     312  ORANGE-COTE-IVOIRE, CI
 36935         713        519      48  Vodafone-, EG
 36992         665       1010     304  ETISALAT-MISR, EG
 36914         517         82       3  KENET-AS, KE
  2018         380        319      71  TENET-1, ZA
 20011         377         41     215  INTERNET-SOLUTIONS, ZA
 36903         344        153     260  MT-MPLS, MA
 37693         334        597      43  TUNISIANA, TN

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       10674      11801    3774  AMAZON-02, US
  9808        9712       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5803       1671     721  UNINET, MX
   749        3242      54889    2494  DNIC-AS-00749, US
  7018        3011      23679    1892  ATT-INTERNET4, US
   367        2511       3032    1179  DNIC-ASBLK-00306-00371, US
 22773        2452       2075     701  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2133        119      36  ALJAWWALSTC-AS, SA
  4155        2097        138    1360  USDA-1, US
 11830        2008        369      64  Instituto Costarricense de Electricidad y

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        9712         9637  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5803         5082  UNINET, MX
 39891        2133         2097  ALJAWWALSTC-AS, SA
 11830        2008         1944  Instituto Costarricense de Electricidad y Telec
 22773        2452         1751  ASN-CXA-ALL-CCI-22773-RDC, US
 56047        1512         1463  CMNET-HUNAN-AP China Mobile communications corp
 56041        1480         1405  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1415         1399  LINKdotNET-AS, EG
   209        1688         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      /11:42      /12:138     
/13:199     /14:528     /15:1043    /16:7129    /17:3377    /18:3953    
/19:7496    /20:11332   /21:14847   /22:27234   /23:26810   /24:144057  
/25:38      /26:53      /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        2986        5803  UNINET, MX
 16509        2151       10674  AMAZON-02, US
 22773        1851        2452  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2008  Instituto Costarricense de Electricidad y Telecom., CR
 39891        1400        2133  ALJAWWALSTC-AS, SA
  7018        1321        3011  ATT-INTERNET4, US
   209         954        1688  CENTURYLINK-US-LEGACY-QWEST, US
  6167         877        1806  CELLCO-PART, US
 19901         823         972  BRSPD-PUBLIC, US
 10620         791        1338  Telmex Colombia S.A., CO

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

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

   1:41        2:303       3:450       4:5         5:993       6:147    
   7:5         8:691      11:171      12:1024     13:310      14:105    
  15:291      16:226      17:6        18:846      20:165      21:4      
  22:188      23:2192     24:650      25:2        27:36       29:19     
  31:352      32:26       34:10       35:71       36:1196     37:691    
  38:1406     39:542      40:52       41:1081     42:163      43:198    
  44:40       45:3692     46:835      47:97       49:31       50:341    
  51:370      52:1366     54:276      55:960      56:8        57:17     
  58:33       59:33       60:17       61:55       62:482      63:782    
  64:1667     65:1090     66:1467     67:902      68:505      69:1084   
  70:307      71:205      72:582      74:927      75:420      76:231    
  77:323      78:578      79:256      80:319      81:356      82:309    
  83:173      84:333      85:489      86:217      87:205      88:227    
  89:854      90:89       91:990      92:563      93:814      94:623    
  95:390      96:219      97:62       98:454      99:162     100:13     
 101:19      102:432     103:1385    104:992     105:158     106:13     
 107:1228    108:457     109:385     110:28      111:1843    112:449    
 113:41      114:44      115:29      116:45      117:963     118:175    
 119:119     120:1102    121:38      122:170     123:160     124:74     
 125:14      128:484     129:314     130:636     131:930     132:576    
 133:195     134:471     135:109     136:478     137:543     138:968    
 139:423     140:673     141:447     142:832     143:721     144:415    
 145:80      146:594     147:480     148:728     149:657     150:314    
 151:605     152:655     153:136     154:729     155:731     156:696    
 157:366     158:449     159:679     160:830     161:660     162:876    
 163:412     164:739     165:816     166:588     167:661     168:1291   
 169:167     170:1514    171:102     172:1156    173:789     174:236    
 175:42      176:440     177:1153    178:443     179:800     180:70     
 181:1596    182:44      183:832     184:458     185:3150    186:1882   
 187:1131    188:677     189:1409    190:3982    191:442     192:4872   
 193:1869    194:1362    195:978     196:880     197:1057    198:2524   
 199:4481    200:3512    201:3168    202:1135    203:689     204:2091   
 205:1937    206:1576    207:1436    208:1183    209:1807    210:366    
 211:465     212:978     213:744     214:1020    215:43      216:2363   
 217:451     218:527     219:22      220:187     221:300     222:20     
 223:651    

End of report


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