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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Oct 30 20:17:07 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 30 Oct, 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:                              251849
    Prefixes after maximum aggregation (per Origin AS):          111664
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      134814
    Number of IPv4 prefixes with a valid ROA:                    110828
    Number of IPv4 prefixes with an invalid ROA:                     25
    Number of IPv4 prefixes with no ROA:                         140996
Total ASes present in the Internet Routing Table:                 20171
    Prefixes per ASN:                                             12.49
Origin-only ASes present in the Internet Routing Table:           17335
Origin ASes announcing only one prefix:                            7799
Transit ASes present in the Internet Routing Table:                2836
Transit-only ASes present in the Internet Routing Table:            722
Paths with bogon ASNs present in the IPv4 Routing Table:              6
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      27
    Max AS path prepend of ASN (265990)                              21
Prefixes from unregistered ASNs in the Routing Table:               349
    Number of instances of unregistered ASNs:                       350
Number of 32-bit ASNs allocated by the RIRs:                      45675
Number of 32-bit ASNs visible in the Routing Table:                7779
Prefixes from 32-bit ASNs in the Routing Table:                   28629
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            171
Number of addresses announced to Internet:                   1493399837
    Equivalent to 89 /8s, 3 /16s and 121 /24s
    Percentage of available address space announced:               40.3
    Percentage of allocated address space announced:               40.3
    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:       80910

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

Prefixes being announced by APNIC Region ASes:                    31915
    Total APNIC prefixes after maximum aggregation:                7760
    APNIC Deaggregation factor:                                    4.11
Prefixes being announced from the APNIC address blocks:           31175
    Unique aggregates announced from the APNIC address blocks:     8923
APNIC Region origin ASes present in the Internet Routing Table:    1181
    APNIC Prefixes per ASN:                                       26.40
APNIC Region origin ASes announcing only one prefix:                461
APNIC Region transit ASes present in the Internet Routing Table:    207
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         19
Number of APNIC region 32-bit ASNs visible in the Routing Table:    525
Number of APNIC addresses announced to Internet:              181749612
    Equivalent to 10 /8s, 213 /16s and 71 /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:                    113360
    Total ARIN prefixes after maximum aggregation:                60279
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           112244
    Unique aggregates announced from the ARIN address blocks:     63157
ARIN Region origin ASes present in the Internet Routing Table:     8979
    ARIN Prefixes per ASN:                                        12.50
ARIN Region origin ASes announcing only one prefix:                3715
ARIN Region transit ASes present in the Internet Routing Table:     822
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1975
Number of ARIN addresses announced to Internet:               872276897
    Equivalent to 51 /8s, 253 /16s and 227 /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:                     48902
    Total RIPE prefixes after maximum aggregation:                25831
    RIPE Deaggregation factor:                                     1.89
Prefixes being announced from the RIPE address blocks:            50091
    Unique aggregates announced from the RIPE address blocks:     35256
RIPE Region origin ASes present in the Internet Routing Table:     4675
    RIPE Prefixes per ASN:                                        10.71
RIPE Region origin ASes announcing only one prefix:                2006
RIPE Region transit ASes present in the Internet Routing Table:     687
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1828
Number of RIPE addresses announced to Internet:               300315088
    Equivalent to 17 /8s, 230 /16s and 113 /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:                   48116
    Total LACNIC prefixes after maximum aggregation:              14570
    LACNIC Deaggregation factor:                                   3.30
Prefixes being announced from the LACNIC address blocks:          47039
    Unique aggregates announced from the LACNIC address blocks:   22376
LACNIC Region origin ASes present in the Internet Routing Table:   4178
    LACNIC Prefixes per ASN:                                      11.26
LACNIC Region origin ASes announcing only one prefix:              1492
LACNIC Region transit ASes present in the Internet Routing Table:   887
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3291
Number of LACNIC addresses announced to Internet:              98279744
    Equivalent to 5 /8s, 219 /16s and 161 /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:                   9207
    Total AfriNIC prefixes after maximum aggregation:              2999
    AfriNIC Deaggregation factor:                                  3.07
Prefixes being announced from the AfriNIC address blocks:         11129
    Unique aggregates announced from the AfriNIC address blocks:   4961
AfriNIC Region origin ASes present in the Internet Routing Table:   300
    AfriNIC Prefixes per ASN:                                     37.10
AfriNIC Region origin ASes announcing only one prefix:              125
AfriNIC Region transit ASes present in the Internet Routing Table:   88
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  160
Number of AfriNIC addresses announced to Internet:             40689408
    Equivalent to 2 /8s, 108 /16s and 223 /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        9905       8752      82  CHINAMOBILE-CN China Mobile Communication
 56046        1535        796     174  CMNET-JIANGSU-AP China Mobile communicati
 56047        1508        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1484        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         777        501      73  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 17676         536       9967     163  GIGAINFRA SoftBank Corp., JP
 56040         486        489     107  CMNET-GUANGDONG-AP China Mobile communica
 24445         482        497      69  CMNET-V4HENAN-AS-AP Henan Mobile Communic

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       10980      11928    3871  AMAZON-02, US
   749        3263      54896    2510  DNIC-AS-00749, US
  7018        3161      23670    1984  ATT-INTERNET4, US
   367        2500       3010    1162  DNIC-ASBLK-00306-00371, US
 22773        2473       2083     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2177        147    1368  USDA-1, US
 11776        1872        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1797       3392     439  CELLCO-PART, US
   209        1674       4896     298  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1402       1047     109  ATT-MOBILITY-LLC-AS20057, 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        3193        194      63  ALJAWWALSTC-AS, SA
 20940        1273         99    1029  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         803       2073     697  GTT-BACKBONE GTT, US
  8452         696       1842      17  TE-AS TE-AS, EG
  8376         653         57      29  Jordan Data Communications, JO
 25019         587        991     137  SAUDINETSTC-AS, SA
  3320         570       8321     482  DTAG Internet service provider operations
 51167         558        110     244  CONTABO, DE
212238         492         37     449  CDNEXT, GB

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        5831       1688     744  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1746        260    1228  Telmex Colombia S.A., CO
  3816        1320        779     200  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1114        369      22  Telefonica del Peru S.A.A., PE
 26615        1030       2503      53  TIM SA, BR
 18881         859       1128      28  TELEFONICA BRASIL S.A, BR
 11664         770        117     325  Techtel LMDS Comunicaciones Interactivas 
 28006         644         77     294  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         628         86      51  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        1385        389      16  LINKdotNET-AS, EG
 36935         646        127     176  Vodafone-, EG
 24835         599        352     195  RAYA-AS, EG
 36992         579        967     265  ETISALAT-MISR, EG
 29571         557         50     267  ORANGE-COTE-IVOIRE, CI
 36914         528         82       3  KENET-AS, KE
 37069         440       1051      15  MOBINIL, EG
 20011         431        131     297  INTERNET-SOLUTIONS, ZA
  2018         381        319      71  TENET-1, ZA
 37693         335        597      42  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       10980      11928    3871  AMAZON-02, US
  9808        9905       8752      82  CHINAMOBILE-CN China Mobile Communication
  8151        5831       1688     744  UNINET, MX
   749        3263      54896    2510  DNIC-AS-00749, US
 39891        3193        194      63  ALJAWWALSTC-AS, SA
  7018        3161      23670    1984  ATT-INTERNET4, US
   367        2500       3010    1162  DNIC-ASBLK-00306-00371, US
 22773        2473       2083     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2177        147    1368  USDA-1, US
 11830        2007        369      64  Instituto Costarricense de Electricidad y

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        9905         9823  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5831         5087  UNINET, MX
 39891        3193         3130  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2473         1762  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1872         1647  ATLANTICBB-JOHNSTOWN, US
 56047        1508         1459  CMNET-HUNAN-AP China Mobile communications corp
 56041        1484         1408  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1674         1376  CENTURYLINK-US-LEGACY-QWEST, US
 24863        1385         1369  LINKdotNET-AS, EG

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
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, 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
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            7018  ATT-INTERNET4, US
     63305  UNALLOCATED  12.49.58.0/24             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             6939  HURRICANE, US

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

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

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
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        /8:13       /9:10      /10:28      /11:38      /12:139     
/13:195     /14:527     /15:1026    /16:6934    /17:3365    /18:4039    
/19:7461    /20:11911   /21:14722   /22:26719   /23:27170   /24:147349  
/25:47      /26:70      /27:37      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3115        5831  UNINET, MX
 39891        2309        3193  ALJAWWALSTC-AS, SA
 16509        2236       10980  AMAZON-02, US
 22773        1868        2473  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1421        3161  ATT-INTERNET4, US
 10620         982        1746  Telmex Colombia S.A., CO
   209         950        1674  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1872  ATLANTICBB-JOHNSTOWN, US
  6167         860        1797  CELLCO-PART, US

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

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

   1:63        2:593       3:509       4:5         5:1071      6:158    
   7:5         8:679      11:171      12:1010     13:314      14:114    
  15:293      16:231      17:5        18:864      20:112      21:4      
  22:188      23:2075     24:630      27:56       29:19       31:391    
  32:25       34:9        35:74       36:1195     37:741      38:1592   
  39:534      40:53       41:1033     42:229      43:206      44:31     
  45:3722     46:902      47:94       49:53       50:356      51:369    
  52:1413     54:294      55:953      56:8        57:16       58:31     
  59:29       60:16       61:64       62:510      63:771      64:1745   
  65:1113     66:1531     67:915      68:522      69:1124     70:299    
  71:206      72:559      74:933      75:415      76:232      77:413    
  78:637      79:326      80:330      81:479      82:309      83:195    
  84:337      85:475      86:239      87:257      88:249      89:820    
  90:96       91:983      92:642      93:860      94:644      95:701    
  96:194      97:59       98:532      99:165     100:26      101:27     
 102:374     103:1219    104:937     105:67      106:67      107:786    
 108:451     109:427     110:41      111:1865    112:466     113:41     
 114:57      115:23      116:43      117:978     118:172     119:113    
 120:1170    121:47      122:156     123:155     124:68      125:22     
 128:332     129:323     130:661     131:915     132:561     133:208    
 134:456     135:101     136:505     137:587     138:1004    139:393    
 140:669     141:565     142:908     143:716     144:407     145:70     
 146:649     147:508     148:703     149:622     150:334     151:611    
 152:671     153:135     154:723     155:751     156:755     157:391    
 158:457     159:646     160:640     161:618     162:864     163:378    
 164:750     165:787     166:598     167:635     168:1483    169:134    
 170:1539    171:102     172:1086    173:797     174:286     175:31     
 176:353     177:1099    178:447     179:782     180:81      181:1882   
 182:36      183:850     184:442     185:3159    186:2548    187:1048   
 188:772     189:1466    190:4973    191:474     192:4795    193:1884   
 194:1342    195:934     196:700     197:1129    198:2421    199:4542   
 200:3833    201:3147    202:1106    203:687     204:2088    205:2011   
 206:1567    207:1405    208:1241    209:1863    210:311     211:431    
 212:963     213:742     214:1000    215:41      216:2362    217:497    
 218:521     219:21      220:52      221:301     222:18      223:700    


End of report


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