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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Apr 30 20:16:29 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 30 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:                              186062
    Prefixes after maximum aggregation (per Origin AS):           81707
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      101308
    Number of IPv4 prefixes with a valid ROA:                     72260
    Number of IPv4 prefixes with an invalid ROA:                     20
    Number of IPv4 prefixes with no ROA:                         113782
Total ASes present in the Internet Routing Table:                 15678
    Prefixes per ASN:                                             11.87
Origin-only ASes present in the Internet Routing Table:           13545
Origin ASes announcing only one prefix:                            6195
Transit ASes present in the Internet Routing Table:                2133
Transit-only ASes present in the Internet Routing Table:            578
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      26
    Max AS path prepend of ASN (265990)                              21
Prefixes from unregistered ASNs in the Routing Table:               230
    Number of instances of unregistered ASNs:                       230
Number of 32-bit ASNs allocated by the RIRs:                      44317
Number of 32-bit ASNs visible in the Routing Table:                5620
Prefixes from 32-bit ASNs in the Routing Table:                   18808
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:             95
Number of addresses announced to Internet:                   1113034913
    Equivalent to 66 /8s, 87 /16s and 144 /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:       53671

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

Prefixes being announced by APNIC Region ASes:                    29741
    Total APNIC prefixes after maximum aggregation:                6928
    APNIC Deaggregation factor:                                    4.29
Prefixes being announced from the APNIC address blocks:           29422
    Unique aggregates announced from the APNIC address blocks:     7900
APNIC Region origin ASes present in the Internet Routing Table:    1126
    APNIC Prefixes per ASN:                                       26.13
APNIC Region origin ASes announcing only one prefix:                451
APNIC Region transit ASes present in the Internet Routing Table:    198
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         15
Number of APNIC region 32-bit ASNs visible in the Routing Table:    482
Number of APNIC addresses announced to Internet:              198933872
    Equivalent to 11 /8s, 219 /16s and 125 /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:                     85178
    Total ARIN prefixes after maximum aggregation:                46461
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:            83775
    Unique aggregates announced from the ARIN address blocks:     51378
ARIN Region origin ASes present in the Internet Routing Table:     7315
    ARIN Prefixes per ASN:                                        11.45
ARIN Region origin ASes announcing only one prefix:                3163
ARIN Region transit ASes present in the Internet Routing Table:     632
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:    1503
Number of ARIN addresses announced to Internet:               651017313
    Equivalent to 38 /8s, 205 /16s and 188 /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:                     35158
    Total RIPE prefixes after maximum aggregation:                16505
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:            35892
    Unique aggregates announced from the RIPE address blocks:     23688
RIPE Region origin ASes present in the Internet Routing Table:     3372
    RIPE Prefixes per ASN:                                        10.64
RIPE Region origin ASes announcing only one prefix:                1445
RIPE Region transit ASes present in the Internet Routing Table:     526
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          23
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1254
Number of RIPE addresses announced to Internet:               159844816
    Equivalent to 9 /8s, 135 /16s and 9 /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:                   31508
    Total LACNIC prefixes after maximum aggregation:               9892
    LACNIC Deaggregation factor:                                   3.19
Prefixes being announced from the LACNIC address blocks:          31213
    Unique aggregates announced from the LACNIC address blocks:   15453
LACNIC Region origin ASes present in the Internet Routing Table:   2983
    LACNIC Prefixes per ASN:                                      10.46
LACNIC Region origin ASes announcing only one prefix:              1056
LACNIC Region transit ASes present in the Internet Routing Table:   604
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:  2282
Number of LACNIC addresses announced to Internet:              74236416
    Equivalent to 4 /8s, 108 /16s and 194 /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:                   4247
    Total AfriNIC prefixes after maximum aggregation:              1737
    AfriNIC Deaggregation factor:                                  2.45
Prefixes being announced from the AfriNIC address blocks:          5665
    Unique aggregates announced from the AfriNIC address blocks:   2801
AfriNIC Region origin ASes present in the Internet Routing Table:   209
    AfriNIC Prefixes per ASN:                                     27.11
AfriNIC Region origin ASes announcing only one prefix:               80
AfriNIC Region transit ASes present in the Internet Routing Table:   66
Average AfriNIC Region AS path length visible:                      5.6
    Max AfriNIC Region AS path length visible:                       16
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   99
Number of AfriNIC addresses announced to Internet:             28953600
    Equivalent to 1 /8s, 185 /16s and 204 /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        9648       8742      61  CHINAMOBILE-CN China Mobile Communicati
 56047        1506        192      47  CMNET-HUNAN-AP China Mobile communicati
 56046        1483        874     110  CMNET-JIANGSU-AP China Mobile communica
 56041        1450        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         790        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        9800      11355    3514  AMAZON-02, US
   749        3200      54911    2452  DNIC-AS-00749, US
   367        2836       3550    1356  DNIC-ASBLK-00306-00371, US
 11776        1859        256     220  ATLANTICBB-JOHNSTOWN, US
  4155        1722        111    1215  USDA-1, US
   209        1701       4898     313  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1396        393     636  DNIC-ASBLK-05800-06055, US
  7979        1002         66     196  SERVERS-COM, US
   855         960        255      82  CANET-ASN-4, CA
 14618         901       4165     682  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        1284        108    1050  AKAMAI-ASN1, NL
  3215         900       4830     293  France Telecom - Orange, FR
 25019         814       1032     146  SAUDINETSTC-AS, SA
  8376         717         60      24  Jordan Data Communications, JO
  8452         613       1841      11  TE-AS TE-AS, EG
 51167         507         98     212  CONTABO, DE
 20978         420        196      13  TT_MOBIL Istanbul, TR
 13046         392         34       5  ASN-ISKON, HR
 57878         381         31     187  PRAGER-IT, AT

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        5736       1718     922  UNINET, MX
  3816        1314        788     195  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1098        369      22  Telefonica del Peru S.A.A., PE
 11830        1043        324       5  Instituto Costarricense de Electricidad
 18881         922       1128      28  TELEFONICA BRASIL S.A, BR
 11664         598        103     226  Techtel LMDS Comunicaciones Interactiva
 26599         570       2961      47  TELEFONICA BRASIL S.A, BR
 10620         499         64     420  Telmex Colombia S.A., CO
 13999         476         65     210  Mega Cable, S.A. de C.V., MX
 22724         229         15      99  PUNTONET S.A., EC

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         602        208     251  LINKdotNET-AS, EG
  2018         380        319      71  TENET-1, ZA
 36992         328        479     241  ETISALAT-MISR, EG
 36935         258         64      79  Vodafone-, EG
 36914         204         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         146        595      51  TUNISIANA, TN
 29571         112         39      42  ORANGE-COTE-IVOIRE, CI

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        9800      11355    3514  AMAZON-02, US
  9808        9648       8742      61  CHINAMOBILE-CN China Mobile Communicati
  8151        5736       1718     922  UNINET, MX
 39891        4741        285      59  ALJAWWALSTC-AS, SA
   749        3200      54911    2452  DNIC-AS-00749, US
   367        2836       3550    1356  DNIC-ASBLK-00306-00371, US
 11776        1859        256     220  ATLANTICBB-JOHNSTOWN, US
  4155        1722        111    1215  USDA-1, US
   209        1701       4898     313  CENTURYLINK-US-LEGACY-QWEST, US
 56047        1506        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        9648         9587  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5736         4814  UNINET, MX
 39891        4741         4682  ALJAWWALSTC-AS, SA
 11776        1859         1639  ATLANTICBB-JOHNSTOWN, US
   367        2836         1480  DNIC-ASBLK-00306-00371, US
 56047        1506         1459  CMNET-HUNAN-AP China Mobile communications corp
   209        1701         1388  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1450         1377  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1483         1373  CMNET-JIANGSU-AP China Mobile communications co
  3816        1314         1119  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     /14:364     /15:706     /16:5925    /17:2498    /18:2607    
/19:5372    /20:8615    /21:10821   /22:19497   /23:20342   /24:108780  
/25:76      /26:49      /27:71      /28:19      /29:20      /30:15      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
 39891        3424        4741  ALJAWWALSTC-AS, SA
  8151        3077        5736  UNINET, MX
 16509        2097        9800  AMAZON-02, US
   209         960        1701  CENTURYLINK-US-LEGACY-QWEST, US
 11776         892        1859  ATLANTICBB-JOHNSTOWN, US
 11830         884        1043  Instituto Costarricense de Electricidad y Telec
 19901         726         867  BRSPD-PUBLIC, US
  6147         693        1098  Telefonica del Peru S.A.A., PE
  8376         563         717  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        2:360       3:329       5:1062      6:149       7:5      
   8:612      11:171      12:655      13:305      14:102      15:282    
  16:174      17:6        18:739      20:34       21:4        22:188    
  23:1785     24:396      25:2        27:26       29:19       31:180    
  32:1        34:11       35:54       36:1173     37:437      38:842    
  39:525      40:11       41:528      42:14       43:174      44:28     
  45:2342     46:610      47:94       49:11       50:263      51:473    
  52:1356     54:271      55:997      57:16       58:7        59:38     
  60:19       61:64       62:339      63:481      64:1498     65:795    
  66:1242     67:678      68:166      69:752      70:149      71:188    
  72:378      74:732      75:393      76:202      77:309      78:485    
  79:170      80:211      81:184      82:189      83:100      84:177    
  85:341      86:153      87:148      88:118      89:512      90:98     
  91:544      92:393      93:788      94:508      95:1078     96:161    
  97:31       98:130      99:151     100:22      101:21      102:223    
 103:1046    104:726     105:147     106:3       107:207     108:299    
 109:261     110:36      111:1790    112:445     113:44      114:35     
 115:15      116:26      117:958     118:70      119:100     120:1075   
 121:16      122:73      123:20      124:57      125:12      128:358    
 129:287     130:505     131:766     132:495     133:195     134:309    
 135:68      136:365     137:414     138:760     139:389     140:601    
 141:324     142:697     143:607     144:327     145:64      146:468    
 147:318     148:595     149:480     150:292     151:567     152:535    
 153:118     154:544     155:672     156:435     157:278     158:316    
 159:586     160:371     161:426     162:677     163:294     164:641    
 165:377     166:98      167:401     168:950     169:157     170:1286   
 171:63      172:892     173:624     174:109     175:41      176:407    
 177:737     178:318     179:510     180:49      181:982     182:24     
 183:827     184:201     185:2330    186:1007    187:791     188:493    
 189:1140    190:2832    191:193     192:3828    193:1261    194:828    
 195:556     196:397     197:385     198:1949    199:3531    200:2557   
 201:2476    202:1059    203:623     204:1757    205:1685    206:1141   
 207:1093    208:975     209:1443    210:343     211:431     212:688    
 213:556     214:1018    215:43      216:1703    217:281     218:526    
 219:24      220:29      221:302     222:22      223:634    

End of report


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