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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jan 19 20:16:30 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 19 Jan, 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:                              188400
    Prefixes after maximum aggregation (per Origin AS):           82672
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      102912
    Number of IPv4 prefixes with a valid ROA:                     71737
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         116641
Total ASes present in the Internet Routing Table:                 16152
    Prefixes per ASN:                                             11.66
Origin-only ASes present in the Internet Routing Table:           14016
Origin ASes announcing only one prefix:                            6428
Transit ASes present in the Internet Routing Table:                2136
Transit-only ASes present in the Internet Routing Table:            597
Paths with bogon ASNs present in the IPv4 Routing Table:             11
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      27
    Max AS path prepend of ASN ( 11816)                              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:                      43424
Number of 32-bit ASNs visible in the Routing Table:                5792
Prefixes from 32-bit ASNs in the Routing Table:                   19014
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:             77
Number of addresses announced to Internet:                   1071193769
    Equivalent to 63 /8s, 217 /16s and 30 /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:       56735

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

Prefixes being announced by APNIC Region ASes:                    28029
    Total APNIC prefixes after maximum aggregation:                6266
    APNIC Deaggregation factor:                                    4.47
Prefixes being announced from the APNIC address blocks:           27847
    Unique aggregates announced from the APNIC address blocks:     7060
APNIC Region origin ASes present in the Internet Routing Table:    1056
    APNIC Prefixes per ASN:                                       26.37
APNIC Region origin ASes announcing only one prefix:                438
APNIC Region transit ASes present in the Internet Routing Table:    176
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:    457
Number of APNIC addresses announced to Internet:              166344584
    Equivalent to 9 /8s, 234 /16s and 55 /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:                     83360
    Total ARIN prefixes after maximum aggregation:                45903
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            82425
    Unique aggregates announced from the ARIN address blocks:     51545
ARIN Region origin ASes present in the Internet Routing Table:     7392
    ARIN Prefixes per ASN:                                        11.15
ARIN Region origin ASes announcing only one prefix:                3183
ARIN Region transit ASes present in the Internet Routing Table:     657
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:    1507
Number of ARIN addresses announced to Internet:               606254561
    Equivalent to 36 /8s, 34 /16s and 181 /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:                     39794
    Total RIPE prefixes after maximum aggregation:                18466
    RIPE Deaggregation factor:                                     2.15
Prefixes being announced from the RIPE address blocks:            40008
    Unique aggregates announced from the RIPE address blocks:     26080
RIPE Region origin ASes present in the Internet Routing Table:     3736
    RIPE Prefixes per ASN:                                        10.71
RIPE Region origin ASes announcing only one prefix:                1608
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:                          27
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1367
Number of RIPE addresses announced to Internet:               196382272
    Equivalent to 11 /8s, 180 /16s and 142 /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:                   32501
    Total LACNIC prefixes after maximum aggregation:              10198
    LACNIC Deaggregation factor:                                   3.19
Prefixes being announced from the LACNIC address blocks:          32252
    Unique aggregates announced from the LACNIC address blocks:   15610
LACNIC Region origin ASes present in the Internet Routing Table:   3075
    LACNIC Prefixes per ASN:                                      10.49
LACNIC Region origin ASes announcing only one prefix:              1119
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:                        25
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2366
Number of LACNIC addresses announced to Internet:              74150400
    Equivalent to 4 /8s, 107 /16s and 114 /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:                   4485
    Total AfriNIC prefixes after maximum aggregation:              1652
    AfriNIC Deaggregation factor:                                  2.71
Prefixes being announced from the AfriNIC address blocks:          5791
    Unique aggregates announced from the AfriNIC address blocks:   2542
AfriNIC Region origin ASes present in the Internet Routing Table:   203
    AfriNIC Prefixes per ASN:                                     28.53
AfriNIC Region origin ASes announcing only one prefix:               80
AfriNIC Region transit ASes present in the Internet Routing Table:   56
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:   95
Number of AfriNIC addresses announced to Internet:             28021760
    Equivalent to 1 /8s, 171 /16s and 148 /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        9591       8738      50  CHINAMOBILE-CN China Mobile Communicati
 56047        1469        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1437        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1431        842     107  CMNET-JIANGSU-AP China Mobile communica
 24547         771        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         760        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
  2907         599       2161     464  SINET-AS Research Organization of Infor
 24445         476        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
 56040         445        488     104  CMNET-GUANGDONG-AP China Mobile communi
  7497         439        180      23  CSTNET-AS-AP Computer Network Informati

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        9463      11196    3389  AMAZON-02, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2967       3832    1430  DNIC-ASBLK-00306-00371, US
 11776        1850        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1703       4899     324  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1512        394     670  DNIC-ASBLK-05800-06055, US
  4155        1042         68     860  USDA-1, US
   855         963        255      83  CANET-ASN-4, CA
  7979         958         63     192  SERVERS-COM, US
 16625         938        433     863  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        1403        119    1127  AKAMAI-ASN1, NL
  3215         898       4811     302  France Telecom - Orange, FR
 25019         812       1032     146  SAUDINETSTC-AS, SA
  8376         730         60      22  Jordan Data Communications, JO
 34984         698         78     433  TELLCOM-AS, TR
  8452         668       1841      12  TE-AS TE-AS, EG
 15897         559        183      28  VODAFONETURKEY, TR
 29580         481         52     202  A1BG_RSG A1 EAD, BG
 51167         433         75     183  CONTABO, DE

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        5258       1555     941  UNINET, MX
  3816        1305        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1089        369      22  Telefonica del Peru S.A.A., PE
 11830        1085        324       7  Instituto Costarricense de Electricidad
 18881         984       1120      28  TELEFONICA BRASIL S.A, BR
 11664         576        107     219  Techtel LMDS Comunicaciones Interactiva
 26599         548       2941      45  TELEFONICA BRASIL S.A, BR
 10620         491         66     411  Telmex Colombia S.A., CO
 13999         432         67     174  Mega Cable, S.A. de C.V., MX
 27651         329         62       8  ENTEL CHILE S.A., CL

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         528        272     150  LINKdotNET-AS, EG
 36914         475         82       3  KENET-AS, KE
 29571         396         29     204  ORANGE-COTE-IVOIRE, CI
  2018         381        319      71  TENET-1, ZA
 36992         293        651     161  ETISALAT-MISR, EG
 36935         261         67      77  Vodafone-, EG
 24835         214        166     119  RAYA-AS, EG
 15706         202         32       7  Sudatel, SD
327687         163         28       3  RENU, UG
 37492         155        471      43  ORANGE-, 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
  9808        9591       8738      50  CHINAMOBILE-CN China Mobile Communicati
 16509        9463      11196    3389  AMAZON-02, US
  8151        5258       1555     941  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2967       3832    1430  DNIC-ASBLK-00306-00371, US
 11776        1850        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1703       4899     324  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1512        394     670  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        9463         6074  AMAZON-02, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5258         4317  UNINET, MX
 11776        1850         1629  ATLANTICBB-JOHNSTOWN, US
   367        2967         1537  DNIC-ASBLK-00306-00371, US
 56047        1469         1435  CMNET-HUNAN-AP China Mobile communications corp
   209        1703         1379  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1437         1364  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1431         1324  CMNET-JIANGSU-AP China Mobile communications co
  3816        1305         1108  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      /11:30      /12:78      
/13:135     /14:369     /15:742     /16:5552    /17:2600    /18:2754    
/19:5725    /20:8938    /21:10954   /22:20526   /23:20561   /24:109148  
/25:79      /26:50      /27:69      /28:18      /29:22      /30:15      
/31:0       /32:6       

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

   ASN  No of nets  Total ann.  Description
 39891        3340        4658  ALJAWWALSTC-AS, SA
  8151        2822        5258  UNINET, MX
 16509        1972        9463  AMAZON-02, US
   209         962        1703  CENTURYLINK-US-LEGACY-QWEST, US
 11830         924        1085  Instituto Costarricense de Electricidad y Telec
 11776         893        1850  ATLANTICBB-JOHNSTOWN, US
  6147         686        1089  Telefonica del Peru S.A.A., PE
 19901         666         803  BRSPD-PUBLIC, US
  8376         572         730  Jordan Data Communications, JO
 34984         550         698  TELLCOM-AS, TR

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

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

   1:9         2:448       3:252       5:1105      6:150       7:5      
   8:620      11:171      12:256      13:313      14:100      15:279    
  16:165      17:6        18:664      20:49       21:4        22:188    
  23:1800     24:539      25:2        27:15       29:19       31:240    
  32:2        34:2        35:52       36:1101     37:496      38:833    
  39:511      40:7        41:601      42:12       43:176      44:29     
  45:2338     46:610      47:150      49:14       50:293      51:468    
  52:1365     54:322      55:859      57:18       58:6        59:30     
  60:19       61:59       62:343      63:476      64:1533     65:814    
  66:1319     67:725      68:153      69:765      70:157      71:210    
  72:364      74:762      75:389      76:212      77:252      78:552    
  79:184      80:235      81:204      82:189      83:102      84:215    
  85:310      86:149      87:216      88:158      89:312      90:96     
  91:609      92:399      93:795      94:523      95:1113     96:171    
  97:36       98:129      99:148     100:41      101:21      102:184    
 103:937     104:739     105:16      106:2       107:203     108:352    
 109:234     110:31      111:1730    112:468     113:43      114:30     
 115:10      116:26      117:947     118:46      119:100     120:1070   
 121:32      122:81      123:20      124:55      125:12      128:351    
 129:292     130:501     131:885     132:507     133:264     134:331    
 135:67      136:365     137:419     138:717     139:459     140:508    
 141:179     142:726     143:608     144:315     145:79      146:486    
 147:330     148:579     149:513     150:283     151:533     152:354    
 153:113     154:460     155:658     156:308     157:235     158:300    
 159:539     160:541     161:461     162:702     163:270     164:621    
 165:393     166:110     167:379     168:974     169:148     170:1184   
 171:60      172:891     173:636     174:113     175:38      176:678    
 177:716     178:318     179:483     180:44      181:1059    182:10     
 183:858     184:215     185:2422    186:1024    187:753     188:603    
 189:1002    190:3000    191:215     192:3733    193:1383    194:904    
 195:685     196:470     197:542     198:1943    199:2910    200:2901   
 201:2570    202:891     203:590     204:1789    205:1616    206:1100   
 207:1097    208:995     209:1379    210:293     211:458     212:764    
 213:680     214:1065    215:37      216:1758    217:404     218:515    
 219:19      220:26      221:292     222:18      223:615    

End of report


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