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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Feb 9 20:16:30 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 09 Feb, 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:                              187169
    Prefixes after maximum aggregation (per Origin AS):           82168
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      102960
    Number of IPv4 prefixes with a valid ROA:                     71777
    Number of IPv4 prefixes with an invalid ROA:                     24
    Number of IPv4 prefixes with no ROA:                         115368
Total ASes present in the Internet Routing Table:                 15966
    Prefixes per ASN:                                             11.72
Origin-only ASes present in the Internet Routing Table:           13836
Origin ASes announcing only one prefix:                            6346
Transit ASes present in the Internet Routing Table:                2130
Transit-only ASes present in the Internet Routing Table:            572
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:                                      28
    Max AS path prepend of ASN ( 11816)                              21
Prefixes from unregistered ASNs in the Routing Table:               227
    Number of instances of unregistered ASNs:                       227
Number of 32-bit ASNs allocated by the RIRs:                      43591
Number of 32-bit ASNs visible in the Routing Table:                5709
Prefixes from 32-bit ASNs in the Routing Table:                   18869
Number of bogon 32-bit ASNs visible in the Routing Table:             0
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:             87
Number of addresses announced to Internet:                   1069313337
    Equivalent to 63 /8s, 188 /16s and 109 /24s
    Percentage of available address space announced:               28.9
    Percentage of allocated address space announced:               28.9
    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:       55855

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

Prefixes being announced by APNIC Region ASes:                    28574
    Total APNIC prefixes after maximum aggregation:                6409
    APNIC Deaggregation factor:                                    4.46
Prefixes being announced from the APNIC address blocks:           28336
    Unique aggregates announced from the APNIC address blocks:     7418
APNIC Region origin ASes present in the Internet Routing Table:    1044
    APNIC Prefixes per ASN:                                       27.14
APNIC Region origin ASes announcing only one prefix:                420
APNIC Region transit ASes present in the Internet Routing Table:    174
Average APNIC Region AS path length visible:                        6.3
    Max APNIC Region AS path length visible:                         13
Number of APNIC region 32-bit ASNs visible in the Routing Table:    439
Number of APNIC addresses announced to Internet:              171995784
    Equivalent to 10 /8s, 64 /16s and 114 /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:                     82986
    Total ARIN prefixes after maximum aggregation:                45525
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            82395
    Unique aggregates announced from the ARIN address blocks:     51676
ARIN Region origin ASes present in the Internet Routing Table:     7351
    ARIN Prefixes per ASN:                                        11.21
ARIN Region origin ASes announcing only one prefix:                3146
ARIN Region transit ASes present in the Internet Routing Table:     653
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1488
Number of ARIN addresses announced to Internet:               606107105
    Equivalent to 36 /8s, 32 /16s and 117 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                     38845
    Total RIPE prefixes after maximum aggregation:                18264
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:            38899
    Unique aggregates announced from the RIPE address blocks:     25327
RIPE Region origin ASes present in the Internet Routing Table:     3600
    RIPE Prefixes per ASN:                                        10.81
RIPE Region origin ASes announcing only one prefix:                1577
RIPE Region transit ASes present in the Internet Routing Table:     538
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1306
Number of RIPE addresses announced to Internet:               189319120
    Equivalent to 11 /8s, 72 /16s and 199 /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:                   31753
    Total LACNIC prefixes after maximum aggregation:              10042
    LACNIC Deaggregation factor:                                   3.16
Prefixes being announced from the LACNIC address blocks:          31492
    Unique aggregates announced from the LACNIC address blocks:   15567
LACNIC Region origin ASes present in the Internet Routing Table:   3105
    LACNIC Prefixes per ASN:                                      10.14
LACNIC Region origin ASes announcing only one prefix:              1126
LACNIC Region transit ASes present in the Internet Routing Table:   612
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        25
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2386
Number of LACNIC addresses announced to Internet:              73645568
    Equivalent to 4 /8s, 99 /16s and 190 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + ERX transfers
LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                       191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                   4784
    Total AfriNIC prefixes after maximum aggregation:              1742
    AfriNIC Deaggregation factor:                                  2.75
Prefixes being announced from the AfriNIC address blocks:          5960
    Unique aggregates announced from the AfriNIC address blocks:   2887
AfriNIC Region origin ASes present in the Internet Routing Table:   201
    AfriNIC Prefixes per ASN:                                     29.65
AfriNIC Region origin ASes announcing only one prefix:               77
AfriNIC Region transit ASes present in the Internet Routing Table:   53
Average AfriNIC Region AS path length visible:                      5.4
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   90
Number of AfriNIC addresses announced to Internet:             28197632
    Equivalent to 1 /8s, 174 /16s and 67 /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        9635       8738      50  CHINAMOBILE-CN China Mobile Communicati
 56047        1469        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1435        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1435        842     107  CMNET-JIANGSU-AP China Mobile communica
 24547         777        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         760        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
  2907         601       2162     465  SINET-AS Research Organization of Infor
 24445         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
  7497         439        180      23  CSTNET-AS-AP Computer Network Informati
 56040         438        488     106  CMNET-GUANGDONG-AP China Mobile communi

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        9613      11223    3395  AMAZON-02, US
   749        3184      54927    2436  DNIC-AS-00749, US
   367        2927       3730    1427  DNIC-ASBLK-00306-00371, US
 11776        1854        256     222  ATLANTICBB-JOHNSTOWN, US
   209        1709       4898     320  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1477        395     656  DNIC-ASBLK-05800-06055, US
  4155        1150         75     930  USDA-1, US
  7979         979         65     194  SERVERS-COM, US
   855         960        255      83  CANET-ASN-4, CA
 16625         924        434     850  AKAMAI-AS, 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        4658        280      55  ALJAWWALSTC-AS, SA
 20940        1351        112    1096  AKAMAI-ASN1, NL
  3215         897       4811     301  France Telecom - Orange, FR
 25019         816       1032     146  SAUDINETSTC-AS, SA
  8376         724         60      22  Jordan Data Communications, JO
 15897         551        183      28  VODAFONETURKEY, TR
  8452         516       1841      12  TE-AS TE-AS, EG
 29580         481         52     202  A1BG_RSG A1 EAD, BG
 51167         435         77     184  CONTABO, DE
 20978         420        196      13  TT_MOBIL Istanbul, 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        5295       1569     960  UNINET, MX
  3816        1306        787     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1087        369      22  Telefonica del Peru S.A.A., PE
 11830        1044        324       7  Instituto Costarricense de Electricidad
 18881         989       1120      28  TELEFONICA BRASIL S.A, BR
 11664         588        108     222  Techtel LMDS Comunicaciones Interactiva
 26599         547       2941      45  TELEFONICA BRASIL S.A, BR
 10620         513         69     429  Telmex Colombia S.A., CO
 13999         430         65     173  Mega Cable, S.A. de C.V., MX
 22368         247         27      75  TELEBUCARAMANGA S.A. E.S.P., CO

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         585        272     148  LINKdotNET-AS, EG
 36992         489        777     258  ETISALAT-MISR, EG
 36914         485         82       3  KENET-AS, KE
 29571         415         30     215  ORANGE-COTE-IVOIRE, CI
  2018         380        319      71  TENET-1, ZA
 36935         261         67      77  Vodafone-, EG
 24835         204        164     112  RAYA-AS, EG
 37492         170        471      44  ORANGE-, TN
327687         158         28       3  RENU, UG
 37480         141          9      23  Cobranet, NG

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
  9808        9635       8738      50  CHINAMOBILE-CN China Mobile Communicati
 16509        9613      11223    3395  AMAZON-02, US
  8151        5295       1569     960  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3184      54927    2436  DNIC-AS-00749, US
   367        2927       3730    1427  DNIC-ASBLK-00306-00371, US
 11776        1854        256     222  ATLANTICBB-JOHNSTOWN, US
   209        1709       4898     320  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1477        395     656  DNIC-ASBLK-05800-06055, US
 56047        1469        188      34  CMNET-HUNAN-AP China Mobile communicati

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

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

   ASN  No of nets  Net Savings  Description
 16509        9613         6218  AMAZON-02, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5295         4335  UNINET, MX
 11776        1854         1632  ATLANTICBB-JOHNSTOWN, US
   367        2927         1500  DNIC-ASBLK-00306-00371, US
 56047        1469         1435  CMNET-HUNAN-AP China Mobile communications corp
   209        1709         1389  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1435         1362  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1435         1328  CMNET-JIANGSU-AP China Mobile communications co
  3816        1306         1114  COLOMBIA TELECOMUNICACIONES S.A. ESP, 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
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
     30442  UNALLOCATED  12.155.208.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.231.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.235.0/24           7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.180.92.0/22            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
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
41.77.208.0/22       Origin:     37475  RESERVED, ZZ
41.77.208.0/22      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
41.78.204.0/22       Origin:     37475  RESERVED, ZZ
41.78.204.0/22      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        /8:11       /9:4       /10:14      /11:29      /12:77      
/13:130     /14:362     /15:738     /16:5548    /17:2655    /18:2743    
/19:5697    /20:8803    /21:10902   /22:20345   /23:20622   /24:108224  
/25:79      /26:51      /27:73      /28:19      /29:21      /30:15      
/31:0       /32:7       

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

   ASN  No of nets  Total ann.  Description
 39891        3340        4658  ALJAWWALSTC-AS, SA
  8151        2873        5295  UNINET, MX
 16509        2017        9613  AMAZON-02, US
   209         965        1709  CENTURYLINK-US-LEGACY-QWEST, US
 11776         893        1854  ATLANTICBB-JOHNSTOWN, US
 11830         884        1044  Instituto Costarricense de Electricidad y Telec
  6147         685        1087  Telefonica del Peru S.A.A., PE
 19901         677         814  BRSPD-PUBLIC, US
  8376         566         724  Jordan Data Communications, JO
 15897         471         551  VODAFONETURKEY, TR

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

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

   1:8         2:399       3:265       5:1102      6:152       7:5      
   8:620      11:171      12:253      13:318      14:98       15:280    
  16:168      17:6        18:679      20:30       21:4        22:188    
  23:1868     24:540      25:2        27:16       29:19       31:232    
  32:2        34:2        35:53       36:1110     37:552      38:873    
  39:523      40:8        41:637      42:14       43:168      44:30     
  45:2315     46:610      47:148      49:10       50:261      51:468    
  52:1363     54:304      55:884      57:17       58:5        59:31     
  60:19       61:62       62:378      63:472      64:1535     65:817    
  66:1327     67:721      68:151      69:761      70:156      71:193    
  72:381      74:756      75:392      76:207      77:271      78:552    
  79:165      80:203      81:212      82:173      83:95       84:184    
  85:328      86:153      87:133      88:136      89:328      90:97     
  91:568      92:392      93:804      94:487      95:1123     96:170    
  97:35       98:131      99:147     100:42      101:25      102:184    
 103:953     104:702     105:16      106:2       107:299     108:320    
 109:224     110:30      111:1742    112:446     113:40      114:31     
 115:8       116:32      117:951     118:45      119:98      120:1088   
 121:31      122:79      123:20      124:55      125:11      128:351    
 129:286     130:510     131:771     132:509     133:264     134:333    
 135:69      136:367     137:433     138:699     139:428     140:532    
 141:193     142:725     143:602     144:311     145:77      146:490    
 147:326     148:594     149:522     150:279     151:550     152:356    
 153:113     154:461     155:658     156:331     157:234     158:320    
 159:522     160:535     161:440     162:684     163:285     164:593    
 165:390     166:125     167:383     168:900     169:151     170:1211   
 171:60      172:963     173:632     174:108     175:36      176:419    
 177:671     178:275     179:461     180:46      181:952     182:8      
 183:853     184:208     185:2348    186:1003    187:782     188:533    
 189:1047    190:2915    191:189     192:3731    193:1329    194:897    
 195:661     196:452     197:641     198:1945    199:2988    200:2717   
 201:2622    202:912     203:615     204:1767    205:1624    206:1093   
 207:1081    208:997     209:1391    210:291     211:445     212:763    
 213:666     214:1068    215:37      216:1706    217:368     218:515    
 219:19      220:30      221:292     222:18      223:621    

End of report


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