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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Apr 24 20:16:31 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 24 Apr, 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:                              186773
    Prefixes after maximum aggregation (per Origin AS):           81700
    Deaggregation factor:                                          2.29
    Unique aggregates announced (without unneeded subnets):      101606
    Number of IPv4 prefixes with a valid ROA:                     72675
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         114080
Total ASes present in the Internet Routing Table:                 15713
    Prefixes per ASN:                                             11.89
Origin-only ASes present in the Internet Routing Table:           13584
Origin ASes announcing only one prefix:                            6221
Transit ASes present in the Internet Routing Table:                2129
Transit-only ASes present in the Internet Routing Table:            580
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:                                      26
    Max AS path prepend of ASN (265990)                              21
Prefixes from unregistered ASNs in the Routing Table:               231
    Number of instances of unregistered ASNs:                       231
Number of 32-bit ASNs allocated by the RIRs:                      44237
Number of 32-bit ASNs visible in the Routing Table:                5664
Prefixes from 32-bit ASNs in the Routing Table:                   19045
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:             96
Number of addresses announced to Internet:                   1112599201
    Equivalent to 66 /8s, 80 /16s and 234 /24s
    Percentage of available address space announced:               30.1
    Percentage of allocated address space announced:               30.1
    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:       53850

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

Prefixes being announced by APNIC Region ASes:                    30006
    Total APNIC prefixes after maximum aggregation:                7032
    APNIC Deaggregation factor:                                    4.27
Prefixes being announced from the APNIC address blocks:           29668
    Unique aggregates announced from the APNIC address blocks:     8050
APNIC Region origin ASes present in the Internet Routing Table:    1111
    APNIC Prefixes per ASN:                                       26.70
APNIC Region origin ASes announcing only one prefix:                447
APNIC Region transit ASes present in the Internet Routing Table:    200
Average APNIC Region AS path length visible:                        6.2
    Max APNIC Region AS path length visible:                         20
Number of APNIC region 32-bit ASNs visible in the Routing Table:    478
Number of APNIC addresses announced to Internet:              198891632
    Equivalent to 11 /8s, 218 /16s and 216 /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:                     85230
    Total ARIN prefixes after maximum aggregation:                46416
    ARIN Deaggregation factor:                                     1.84
Prefixes being announced from the ARIN address blocks:            83829
    Unique aggregates announced from the ARIN address blocks:     51367
ARIN Region origin ASes present in the Internet Routing Table:     7304
    ARIN Prefixes per ASN:                                        11.48
ARIN Region origin ASes announcing only one prefix:                3151
ARIN Region transit ASes present in the Internet Routing Table:     625
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:    1496
Number of ARIN addresses announced to Internet:               650423905
    Equivalent to 38 /8s, 196 /16s and 174 /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:                     35262
    Total RIPE prefixes after maximum aggregation:                16458
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:            36003
    Unique aggregates announced from the RIPE address blocks:     23728
RIPE Region origin ASes present in the Internet Routing Table:     3374
    RIPE Prefixes per ASN:                                        10.67
RIPE Region origin ASes announcing only one prefix:                1456
RIPE Region transit ASes present in the Internet Routing Table:     520
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          23
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1250
Number of RIPE addresses announced to Internet:               160877008
    Equivalent to 9 /8s, 150 /16s and 201 /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:                   31979
    Total LACNIC prefixes after maximum aggregation:               9956
    LACNIC Deaggregation factor:                                   3.21
Prefixes being announced from the LACNIC address blocks:          31676
    Unique aggregates announced from the LACNIC address blocks:   15636
LACNIC Region origin ASes present in the Internet Routing Table:   3035
    LACNIC Prefixes per ASN:                                      10.44
LACNIC Region origin ASes announcing only one prefix:              1080
LACNIC Region transit ASes present in the Internet Routing Table:   608
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:  2333
Number of LACNIC addresses announced to Internet:              74080000
    Equivalent to 4 /8s, 106 /16s and 95 /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:                   4065
    Total AfriNIC prefixes after maximum aggregation:              1653
    AfriNIC Deaggregation factor:                                  2.46
Prefixes being announced from the AfriNIC address blocks:          5501
    Unique aggregates announced from the AfriNIC address blocks:   2735
AfriNIC Region origin ASes present in the Internet Routing Table:   213
    AfriNIC Prefixes per ASN:                                     25.83
AfriNIC Region origin ASes announcing only one prefix:               87
AfriNIC Region transit ASes present in the Internet Routing Table:   63
Average AfriNIC Region AS path length visible:                      5.6
    Max AfriNIC Region AS path length visible:                       21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  107
Number of AfriNIC addresses announced to Internet:             28277760
    Equivalent to 1 /8s, 175 /16s and 124 /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        9696       8743      62  CHINAMOBILE-CN China Mobile Communicati
 56047        1505        192      47  CMNET-HUNAN-AP China Mobile communicati
 56046        1490        874     110  CMNET-JIANGSU-AP China Mobile communica
 56041        1448        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         789        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         761        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         725      10640     155  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Infor
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
 56040         449        489     108  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        9824      11360    3487  AMAZON-02, US
   749        3201      54912    2453  DNIC-AS-00749, US
   367        2840       3552    1361  DNIC-ASBLK-00306-00371, US
 11776        1858        256     220  ATLANTICBB-JOHNSTOWN, US
   209        1704       4898     314  CENTURYLINK-US-LEGACY-QWEST, US
  4155        1666        107    1194  USDA-1, US
  5972        1400        393     637  DNIC-ASBLK-05800-06055, US
  7979        1002         66     196  SERVERS-COM, US
   855         960        255      82  CANET-ASN-4, CA
 14618         897       4164     678  AMAZON-AES, 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        4741        285      59  ALJAWWALSTC-AS, SA
 20940        1319        112    1073  AKAMAI-ASN1, NL
  3215         900       4830     293  France Telecom - Orange, FR
 25019         816       1032     146  SAUDINETSTC-AS, SA
  8376         724         60      21  Jordan Data Communications, JO
  8452         595       1841      11  TE-AS TE-AS, EG
 51167         500         96     207  CONTABO, DE
 35819         478        471      67  MOBILY-AS Etihad Etisalat Company Mobil
 20978         420        196      13  TT_MOBIL Istanbul, TR
 13046         393         34       5  ASN-ISKON, HR

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        5592       1478     899  UNINET, MX
  3816        1313        788     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1104        369      22  Telefonica del Peru S.A.A., PE
 11830        1043        324       5  Instituto Costarricense de Electricidad
 18881         915       1128      28  TELEFONICA BRASIL S.A, BR
 11664         589        103     223  Techtel LMDS Comunicaciones Interactiva
 26599         570       2961      47  TELEFONICA BRASIL S.A, BR
 10620         501         64     422  Telmex Colombia S.A., CO
 13999         486         68     211  Mega Cable, S.A. de C.V., MX
 23201         268        193      13  Telecel S.A., PY

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         622        209     252  LINKdotNET-AS, EG
  2018         379        319      71  TENET-1, ZA
 36992         322        477     236  ETISALAT-MISR, EG
 36935         266         66      79  Vodafone-, EG
 36914         201         82       3  KENET-AS, KE
 37282         157         20      54  MAINONE, NG
 37492         156        471      44  ORANGE-, TN
 24835         148        150      87  RAYA-AS, EG
 37693         145        595      51  TUNISIANA, TN
 15706         110         12      26  Sudatel, SD

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        9824      11360    3487  AMAZON-02, US
  9808        9696       8743      62  CHINAMOBILE-CN China Mobile Communicati
  8151        5592       1478     899  UNINET, MX
 39891        4741        285      59  ALJAWWALSTC-AS, SA
   749        3201      54912    2453  DNIC-AS-00749, US
   367        2840       3552    1361  DNIC-ASBLK-00306-00371, US
 11776        1858        256     220  ATLANTICBB-JOHNSTOWN, US
   209        1704       4898     314  CENTURYLINK-US-LEGACY-QWEST, US
  4155        1666        107    1194  USDA-1, US
 56047        1505        192      47  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        9696         9634  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5592         4693  UNINET, MX
 39891        4741         4682  ALJAWWALSTC-AS, SA
 11776        1858         1638  ATLANTICBB-JOHNSTOWN, US
   367        2840         1479  DNIC-ASBLK-00306-00371, US
 56047        1505         1458  CMNET-HUNAN-AP China Mobile communications corp
   209        1704         1390  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1490         1380  CMNET-JIANGSU-AP China Mobile communications co
 56041        1448         1375  CMNET-ZHEJIANG-AP China Mobile communications c
  3816        1313         1116  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
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, 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
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
     22538  UNALLOCATED  12.131.3.0/24             7018  ATT-INTERNET4, US
     26295  UNALLOCATED  12.147.1.0/24             7018  ATT-INTERNET4, US
     30442  UNALLOCATED  12.155.208.0/24           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             1835  FSKNET-DK Forskningsnettet - Danish network for

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
41.57.124.0/22       Origin:     37442  RESERVED, ZZ
41.57.124.0/22      Transit:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  RESERVED, ZZ
41.57.124.0/23      Transit:     37204  TELONE, ZW
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW
41.57.125.0/24       Origin:     37442  RESERVED, ZZ
41.57.125.0/24      Transit:     37204  TELONE, ZW
41.57.126.0/24       Origin:     37442  RESERVED, ZZ
41.57.126.0/24      Transit:     37204  TELONE, ZW

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       /9:6       /10:17      /11:30      /12:92      
/13:125     /14:367     /15:707     /16:5929    /17:2480    /18:2596    
/19:5233    /20:8728    /21:10897   /22:19694   /23:20546   /24:109058  
/25:76      /26:50      /27:70      /28:19      /29:20      /30:17      
/31:0       /32:5       

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

   ASN  No of nets  Total ann.  Description
 39891        3424        4741  ALJAWWALSTC-AS, SA
  8151        3071        5592  UNINET, MX
 16509        2095        9824  AMAZON-02, US
   209         962        1704  CENTURYLINK-US-LEGACY-QWEST, US
 11776         892        1858  ATLANTICBB-JOHNSTOWN, US
 11830         884        1043  Instituto Costarricense de Electricidad y Telec
 19901         721         862  BRSPD-PUBLIC, US
  6147         699        1104  Telefonica del Peru S.A.A., PE
  8376         569         724  Jordan Data Communications, JO
  7979         451        1002  SERVERS-COM, US

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

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

   1:10        2:365       3:326       5:1048      6:149       7:5      
   8:617      11:171      12:650      13:309      14:101      15:282    
  16:174      17:6        18:737      20:34       21:4        22:188    
  23:1791     24:399      25:2        27:27       29:19       31:172    
  32:1        34:11       35:58       36:1177     37:419      38:849    
  39:524      40:11       41:506      42:23       43:180      44:30     
  45:2345     46:611      47:94       49:11       50:260      51:475    
  52:1360     54:271      55:1000     57:16       58:5        59:38     
  60:19       61:64       62:341      63:478      64:1505     65:797    
  66:1238     67:682      68:165      69:752      70:146      71:189    
  72:386      74:735      75:394      76:202      77:308      78:486    
  79:174      80:210      81:181      82:181      83:100      84:180    
  85:331      86:152      87:149      88:119      89:518      90:98     
  91:553      92:391      93:786      94:515      95:1081     96:163    
  97:31       98:132      99:151     100:22      101:20      102:228    
 103:1056    104:734     105:100     106:3       107:226     108:297    
 109:259     110:34      111:1793    112:449     113:44      114:34     
 115:15      116:31      117:958     118:110     119:100     120:1089   
 121:17      122:111     123:51      124:58      125:12      128:353    
 129:276     130:493     131:792     132:500     133:195     134:337    
 135:68      136:365     137:408     138:776     139:389     140:595    
 141:321     142:696     143:606     144:328     145:63      146:464    
 147:320     148:595     149:495     150:292     151:567     152:536    
 153:118     154:539     155:676     156:438     157:274     158:317    
 159:593     160:324     161:422     162:687     163:293     164:631    
 165:382     166:96      167:398     168:953     169:160     170:1308   
 171:64      172:892     173:620     174:105     175:34      176:398    
 177:739     178:301     179:498     180:49      181:1024    182:60     
 183:855     184:198     185:2324    186:1054    187:801     188:495    
 189:1144    190:2876    191:192     192:3826    193:1258    194:820    
 195:560     196:368     197:382     198:1954    199:3469    200:2613   
 201:2471    202:1055    203:628     204:1757    205:1682    206:1149   
 207:1088    208:974     209:1454    210:330     211:431     212:702    
 213:556     214:1018    215:42      216:1702    217:276     218:526    
 219:22      220:29      221:302     222:22      223:635    

End of report


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