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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Nov 5 20:17:08 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 05 Nov, 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:                              251701
    Prefixes after maximum aggregation (per Origin AS):          110747
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      133631
    Number of IPv4 prefixes with a valid ROA:                    111349
    Number of IPv4 prefixes with an invalid ROA:                     25
    Number of IPv4 prefixes with no ROA:                         140327
Total ASes present in the Internet Routing Table:                 20265
    Prefixes per ASN:                                             12.42
Origin-only ASes present in the Internet Routing Table:           17429
Origin ASes announcing only one prefix:                            7828
Transit ASes present in the Internet Routing Table:                2836
Transit-only ASes present in the Internet Routing Table:            738
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:                                      38
    Max AS path prepend of ASN ( 37447)                              34
Prefixes from unregistered ASNs in the Routing Table:               337
    Number of instances of unregistered ASNs:                       338
Number of 32-bit ASNs allocated by the RIRs:                      45700
Number of 32-bit ASNs visible in the Routing Table:                7892
Prefixes from 32-bit ASNs in the Routing Table:                   29145
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:            145
Number of addresses announced to Internet:                   1504609821
    Equivalent to 89 /8s, 174 /16s and 134 /24s
    Percentage of available address space announced:               40.6
    Percentage of allocated address space announced:               40.6
    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:       80448

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

Prefixes being announced by APNIC Region ASes:                    31834
    Total APNIC prefixes after maximum aggregation:                7722
    APNIC Deaggregation factor:                                    4.12
Prefixes being announced from the APNIC address blocks:           31064
    Unique aggregates announced from the APNIC address blocks:     8807
APNIC Region origin ASes present in the Internet Routing Table:    1210
    APNIC Prefixes per ASN:                                       25.67
APNIC Region origin ASes announcing only one prefix:                475
APNIC Region transit ASes present in the Internet Routing Table:    211
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    531
Number of APNIC addresses announced to Internet:              181678188
    Equivalent to 10 /8s, 212 /16s and 48 /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:                    112336
    Total ARIN prefixes after maximum aggregation:                59779
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           111347
    Unique aggregates announced from the ARIN address blocks:     62463
ARIN Region origin ASes present in the Internet Routing Table:     8929
    ARIN Prefixes per ASN:                                        12.47
ARIN Region origin ASes announcing only one prefix:                3719
ARIN Region transit ASes present in the Internet Routing Table:     819
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:    1967
Number of ARIN addresses announced to Internet:               871814305
    Equivalent to 51 /8s, 246 /16s and 212 /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:                     48610
    Total RIPE prefixes after maximum aggregation:                25419
    RIPE Deaggregation factor:                                     1.91
Prefixes being announced from the RIPE address blocks:            49879
    Unique aggregates announced from the RIPE address blocks:     34886
RIPE Region origin ASes present in the Internet Routing Table:     4631
    RIPE Prefixes per ASN:                                        10.77
RIPE Region origin ASes announcing only one prefix:                1985
RIPE Region transit ASes present in the Internet Routing Table:     676
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1826
Number of RIPE addresses announced to Internet:               301282000
    Equivalent to 17 /8s, 245 /16s and 50 /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:                   48953
    Total LACNIC prefixes after maximum aggregation:              14849
    LACNIC Deaggregation factor:                                   3.30
Prefixes being announced from the LACNIC address blocks:          47782
    Unique aggregates announced from the LACNIC address blocks:   23042
LACNIC Region origin ASes present in the Internet Routing Table:   4305
    LACNIC Prefixes per ASN:                                      11.10
LACNIC Region origin ASes announcing only one prefix:              1512
LACNIC Region transit ASes present in the Internet Routing Table:   893
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:  3401
Number of LACNIC addresses announced to Internet:             103230528
    Equivalent to 6 /8s, 39 /16s and 44 /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:                   9631
    Total AfriNIC prefixes after maximum aggregation:              2755
    AfriNIC Deaggregation factor:                                  3.50
Prefixes being announced from the AfriNIC address blocks:         11484
    Unique aggregates announced from the AfriNIC address blocks:   4314
AfriNIC Region origin ASes present in the Internet Routing Table:   319
    AfriNIC Prefixes per ASN:                                     36.00
AfriNIC Region origin ASes announcing only one prefix:              137
AfriNIC Region transit ASes present in the Internet Routing Table:   93
Average AfriNIC Region AS path length visible:                      6.3
    Max AfriNIC Region AS path length visible:                       38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  167
Number of AfriNIC addresses announced to Internet:             46540032
    Equivalent to 2 /8s, 198 /16s and 37 /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        9894       8752      82  CHINAMOBILE-CN China Mobile Communication
 56046        1542        797     177  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         533       9935     162  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       10992      11971    3867  AMAZON-02, US
   749        3262      54896    2509  DNIC-AS-00749, US
  7018        3155      23663    2000  ATT-INTERNET4, US
   367        2493       3010    1163  DNIC-ASBLK-00306-00371, US
 22773        2474       2083     712  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2192        148    1374  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        1292        101    1044  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         799       2072     694  GTT-BACKBONE GTT, US
  8452         709       1842      17  TE-AS TE-AS, EG
  8376         655         57      29  Jordan Data Communications, JO
 25019         586        991     136  SAUDINETSTC-AS, SA
  3320         572       8321     484  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE
212238         509         38     457  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        5782       1683     794  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1735        259    1225  Telmex Colombia S.A., CO
  3816        1322        779     201  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1115        369      22  Telefonica del Peru S.A.A., PE
 26615        1031       2503      53  TIM SA, BR
 18881         859       1128      28  TELEFONICA BRASIL S.A, BR
 28006         644         77     294  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         628         86      51  ENTEL CHILE S.A., CL
 26599         544       2850      75  TELEFONICA BRASIL S.A, BR

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1409        389      16  LINKdotNET-AS, EG
 29571         691         56     303  ORANGE-COTE-IVOIRE, CI
 36935         674        522      44  Vodafone-, EG
 24835         625        472      47  RAYA-AS, EG
 36992         579        967     265  ETISALAT-MISR, EG
 37069         440       1051      15  MOBINIL, EG
 36914         434         82       3  KENET-AS, KE
 20011         431        131     297  INTERNET-SOLUTIONS, ZA
 36903         383        168     278  MT-MPLS, MA
  2018         381        319      71  TENET-1, ZA

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       10992      11971    3867  AMAZON-02, US
  9808        9894       8752      82  CHINAMOBILE-CN China Mobile Communication
  8151        5782       1683     794  UNINET, MX
   749        3262      54896    2509  DNIC-AS-00749, US
 39891        3193        194      63  ALJAWWALSTC-AS, SA
  7018        3155      23663    2000  ATT-INTERNET4, US
   367        2493       3010    1163  DNIC-ASBLK-00306-00371, US
 22773        2474       2083     712  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2192        148    1374  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        9894         9812  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5782         4988  UNINET, MX
 39891        3193         3130  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2474         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
 24863        1409         1393  LINKdotNET-AS, EG
   209        1674         1376  CENTURYLINK-US-LEGACY-QWEST, US

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
41.204.224.0/24      Origin:     36911  RESERVED, ZZ
41.204.224.0/24     Transit:    328766  RESERVED, ZZ

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      /11:40      /12:140     
/13:199     /14:533     /15:1038    /16:7005    /17:3399    /18:4079    
/19:7524    /20:12051   /21:14721   /22:26790   /23:27080   /24:146850  
/25:46      /26:69      /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        3053        5782  UNINET, MX
 39891        2309        3193  ALJAWWALSTC-AS, SA
 16509        2236       10992  AMAZON-02, US
 22773        1869        2474  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1406        3155  ATT-INTERNET4, US
 10620         972        1735  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        2:520       3:508       4:5         5:1047      6:156    
   7:5         8:679      11:171      12:1011     13:310      14:116    
  15:293      16:231      17:5        18:872      20:119      21:4      
  22:188      23:2073     24:637      27:33       29:19       31:400    
  32:25       34:9        35:74       36:1194     37:740      38:1745   
  39:535      40:53       41:986      42:221      43:201      44:31     
  45:3727     46:987      47:93       49:25       50:354      51:368    
  52:1410     54:295      55:949      56:8        57:17       58:31     
  59:30       60:16       61:65       62:492      63:769      64:1720   
  65:1075     66:1428     67:898      68:516      69:1045     70:300    
  71:198      72:567      74:897      75:412      76:230      77:432    
  78:626      79:329      80:316      81:419      82:335      83:197    
  84:330      85:484      86:237      87:232      88:242      89:789    
  90:96       91:1009     92:616      93:867      94:713      95:673    
  96:190      97:52       98:524      99:165     100:27      101:28     
 102:374     103:1209    104:874     105:74      106:55      107:777    
 108:445     109:447     110:42      111:1866    112:471     113:41     
 114:58      115:17      116:44      117:974     118:171     119:112    
 120:1169    121:44      122:154     123:154     124:68      125:22     
 128:326     129:366     130:668     131:921     132:562     133:208    
 134:468     135:102     136:498     137:585     138:1012    139:403    
 140:662     141:453     142:912     143:702     144:404     145:70     
 146:651     147:507     148:739     149:645     150:336     151:619    
 152:642     153:135     154:630     155:755     156:776     157:384    
 158:460     159:639     160:715     161:607     162:851     163:376    
 164:752     165:764     166:599     167:636     168:1481    169:139    
 170:1544    171:99      172:1097    173:757     174:283     175:40     
 176:362     177:1135    178:436     179:822     180:79      181:1889   
 182:45      183:850     184:444     185:3124    186:2407    187:1157   
 188:797     189:1507    190:5048    191:467     192:4788    193:1872   
 194:1328    195:861     196:704     197:1144    198:2403    199:4506   
 200:3929    201:3180    202:1119    203:691     204:2088    205:1990   
 206:1559    207:1395    208:1222    209:1789    210:328     211:430    
 212:962     213:743     214:1004    215:41      216:2361    217:478    
 218:520     219:21      220:31      221:301     222:18      223:704    


End of report


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