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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Feb 14 20:16:35 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 14 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:                              187393
    Prefixes after maximum aggregation (per Origin AS):           81918
    Deaggregation factor:                                          2.29
    Unique aggregates announced (without unneeded subnets):      102668
    Number of IPv4 prefixes with a valid ROA:                     71963
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         115408
Total ASes present in the Internet Routing Table:                 15836
    Prefixes per ASN:                                             11.83
Origin-only ASes present in the Internet Routing Table:           13706
Origin ASes announcing only one prefix:                            6289
Transit ASes present in the Internet Routing Table:                2130
Transit-only ASes present in the Internet Routing Table:            570
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:               228
    Number of instances of unregistered ASNs:                       228
Number of 32-bit ASNs allocated by the RIRs:                      43624
Number of 32-bit ASNs visible in the Routing Table:                5711
Prefixes from 32-bit ASNs in the Routing Table:                   18782
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:             82
Number of addresses announced to Internet:                   1072064057
    Equivalent to 63 /8s, 230 /16s and 102 /24s
    Percentage of available address space announced:               29.0
    Percentage of allocated address space announced:               29.0
    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:       55422

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

Prefixes being announced by APNIC Region ASes:                    28680
    Total APNIC prefixes after maximum aggregation:                6506
    APNIC Deaggregation factor:                                    4.41
Prefixes being announced from the APNIC address blocks:           28500
    Unique aggregates announced from the APNIC address blocks:     7543
APNIC Region origin ASes present in the Internet Routing Table:    1087
    APNIC Prefixes per ASN:                                       26.22
APNIC Region origin ASes announcing only one prefix:                444
APNIC Region transit ASes present in the Internet Routing Table:    184
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:    466
Number of APNIC addresses announced to Internet:              172028296
    Equivalent to 10 /8s, 64 /16s and 241 /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:                     82138
    Total ARIN prefixes after maximum aggregation:                44972
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:            81120
    Unique aggregates announced from the ARIN address blocks:     50482
ARIN Region origin ASes present in the Internet Routing Table:     7176
    ARIN Prefixes per ASN:                                        11.30
ARIN Region origin ASes announcing only one prefix:                3064
ARIN Region transit ASes present in the Internet Routing Table:     642
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:    1441
Number of ARIN addresses announced to Internet:               605699809
    Equivalent to 36 /8s, 26 /16s and 62 /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:                     38419
    Total RIPE prefixes after maximum aggregation:                17975
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:            38789
    Unique aggregates announced from the RIPE address blocks:     25251
RIPE Region origin ASes present in the Internet Routing Table:     3557
    RIPE Prefixes per ASN:                                        10.90
RIPE Region origin ASes announcing only one prefix:                1566
RIPE Region transit ASes present in the Internet Routing Table:     534
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:    1286
Number of RIPE addresses announced to Internet:               189494992
    Equivalent to 11 /8s, 75 /16s and 118 /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:                   32469
    Total LACNIC prefixes after maximum aggregation:              10340
    LACNIC Deaggregation factor:                                   3.14
Prefixes being announced from the LACNIC address blocks:          32239
    Unique aggregates announced from the LACNIC address blocks:   15914
LACNIC Region origin ASes present in the Internet Routing Table:   3143
    LACNIC Prefixes per ASN:                                      10.26
LACNIC Region origin ASes announcing only one prefix:              1127
LACNIC Region transit ASes present in the Internet Routing Table:   611
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2413
Number of LACNIC addresses announced to Internet:              74797312
    Equivalent to 4 /8s, 117 /16s and 81 /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:                   5459
    Total AfriNIC prefixes after maximum aggregation:              1939
    AfriNIC Deaggregation factor:                                  2.82
Prefixes being announced from the AfriNIC address blocks:          6663
    Unique aggregates announced from the AfriNIC address blocks:   3398
AfriNIC Region origin ASes present in the Internet Routing Table:   210
    AfriNIC Prefixes per ASN:                                     31.73
AfriNIC Region origin ASes announcing only one prefix:               88
AfriNIC Region transit ASes present in the Internet Routing Table:   62
Average AfriNIC Region AS path length visible:                      5.5
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  105
Number of AfriNIC addresses announced to Internet:             29995776
    Equivalent to 1 /8s, 201 /16s and 179 /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         437        488     105  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        9662      11231    3358  AMAZON-02, US
   749        3183      54927    2435  DNIC-AS-00749, US
   367        2928       3729    1436  DNIC-ASBLK-00306-00371, US
 11776        1854        256     222  ATLANTICBB-JOHNSTOWN, US
   209        1709       4898     320  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1472        394     653  DNIC-ASBLK-05800-06055, US
  4155        1172         76     949  USDA-1, US
  7979         983         65     194  SERVERS-COM, US
   855         960        255      83  CANET-ASN-4, CA
 16625         929        433     854  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        1365        113    1103  AKAMAI-ASN1, NL
  3215         897       4811     301  France Telecom - Orange, FR
 25019         816       1032     146  SAUDINETSTC-AS, SA
  8376         715         60      22  Jordan Data Communications, JO
  8452         566       1841      11  TE-AS TE-AS, EG
 15897         551        183      28  VODAFONETURKEY, TR
 51167         435         77     184  CONTABO, DE
 20978         420        196      13  TT_MOBIL Istanbul, TR
 34984         420         61     346  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        5357       1546     959  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         589        108     221  Techtel LMDS Comunicaciones Interactiva
 26599         545       2941      45  TELEFONICA BRASIL S.A, BR
 10620         515         69     430  Telmex Colombia S.A., CO
 13999         479         69     212  Mega Cable, S.A. de C.V., MX
 28343         300         58      93  UNIFIQUE TELECOMUNICACOES SA, 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
 29571         698         47     284  ORANGE-COTE-IVOIRE, CI
 24863         656        282     177  LINKdotNET-AS, EG
 36992         565        829     304  ETISALAT-MISR, EG
 36914         487         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 36935         262         67      77  Vodafone-, EG
 24835         244        172     129  RAYA-AS, EG
 37492         169        471      44  ORANGE-, TN
327687         162         28       3  RENU, UG
 37693         145        595      51  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        9662      11231    3358  AMAZON-02, US
  9808        9635       8738      50  CHINAMOBILE-CN China Mobile Communicati
  8151        5357       1546     959  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3183      54927    2435  DNIC-AS-00749, US
   367        2928       3729    1436  DNIC-ASBLK-00306-00371, US
 11776        1854        256     222  ATLANTICBB-JOHNSTOWN, US
   209        1709       4898     320  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1472        394     653  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
  9808        9635         9585  CHINAMOBILE-CN China Mobile Communications Grou
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5357         4398  UNINET, MX
 11776        1854         1632  ATLANTICBB-JOHNSTOWN, US
   367        2928         1492  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      
/13:131     /14:362     /15:740     /16:5581    /17:2688    /18:2782    
/19:5696    /20:8938    /21:11008   /22:20449   /23:20749   /24:107868  
/25:80      /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        2922        5357  UNINET, MX
 16509        2045        9662  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         678         815  BRSPD-PUBLIC, US
  8376         558         715  Jordan Data Communications, JO
 36914         472         487  KENET-AS, KE

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

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

   1:8         2:476       3:267       5:1070      6:152       7:5      
   8:617      11:171      12:252      13:328      14:98       15:280    
  16:169      17:6        18:683      20:30       21:4        22:188    
  23:1874     24:395      25:2        27:17       29:19       31:229    
  32:1        34:2        35:53       36:1109     37:471      38:819    
  39:523      40:8        41:652      42:15       43:174      44:29     
  45:2335     46:648      47:148      49:10       50:249      51:471    
  52:1361     54:297      55:883      57:18       58:6        59:31     
  60:19       61:62       62:378      63:459      64:1450     65:807    
  66:1272     67:677      68:143      69:710      70:151      71:196    
  72:396      74:737      75:390      76:200      77:273      78:553    
  79:169      80:205      81:191      82:185      83:97       84:195    
  85:330      86:152      87:159      88:98       89:280      90:97     
  91:574      92:388      93:749      94:489      95:1111     96:169    
  97:30       98:130      99:147     100:22      101:25      102:177    
 103:983     104:666     105:141     106:2       107:222     108:306    
 109:218     110:30      111:1742    112:454     113:42      114:31     
 115:11      116:32      117:951     118:45      119:99      120:1088   
 121:32      122:78      123:20      124:55      125:12      128:410    
 129:282     130:506     131:773     132:506     133:264     134:331    
 135:69      136:363     137:434     138:722     139:432     140:575    
 141:193     142:697     143:609     144:314     145:80      146:501    
 147:321     148:591     149:494     150:281     151:547     152:357    
 153:119     154:468     155:659     156:298     157:233     158:313    
 159:527     160:768     161:455     162:677     163:287     164:596    
 165:387     166:104     167:368     168:955     169:150     170:1223   
 171:63      172:890     173:612     174:108     175:36      176:437    
 177:767     178:272     179:476     180:45      181:961     182:8      
 183:853     184:208     185:2329    186:1009    187:798     188:541    
 189:1097    190:2935    191:176     192:3689    193:1351    194:900    
 195:665     196:453     197:650     198:1891    199:2968    200:2722   
 201:2628    202:930     203:636     204:1734    205:1625    206:1073   
 207:1031    208:964     209:1352    210:293     211:445     212:721    
 213:668     214:1068    215:37      216:1703    217:354     218:515    
 219:20      220:30      221:292     222:18      223:627    

End of report


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