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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Aug 11 20:16:58 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 11 Aug, 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:                              243310
    Prefixes after maximum aggregation (per Origin AS):          109930
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      131324
    Number of IPv4 prefixes with a valid ROA:                     99329
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         143958
Total ASes present in the Internet Routing Table:                 20364
    Prefixes per ASN:                                             11.95
Origin-only ASes present in the Internet Routing Table:           17517
Origin ASes announcing only one prefix:                            7896
Transit ASes present in the Internet Routing Table:                2847
Transit-only ASes present in the Internet Routing Table:            720
Paths with bogon ASNs present in the IPv4 Routing Table:              3
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      35
    Max AS path prepend of ASN ( 59588)                              26
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:                      45169
Number of 32-bit ASNs visible in the Routing Table:                7829
Prefixes from 32-bit ASNs in the Routing Table:                   27824
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:            151
Number of addresses announced to Internet:                   1498785693
    Equivalent to 89 /8s, 85 /16s and 167 /24s
    Percentage of available address space announced:               40.5
    Percentage of allocated address space announced:               40.5
    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:       75057

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

Prefixes being announced by APNIC Region ASes:                    31209
    Total APNIC prefixes after maximum aggregation:                7741
    APNIC Deaggregation factor:                                    4.03
Prefixes being announced from the APNIC address blocks:           30690
    Unique aggregates announced from the APNIC address blocks:     9095
APNIC Region origin ASes present in the Internet Routing Table:    1254
    APNIC Prefixes per ASN:                                       24.47
APNIC Region origin ASes announcing only one prefix:                498
APNIC Region transit ASes present in the Internet Routing Table:    218
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    560
Number of APNIC addresses announced to Internet:              201614700
    Equivalent to 12 /8s, 4 /16s and 101 /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:                    110868
    Total ARIN prefixes after maximum aggregation:                59656
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:           110087
    Unique aggregates announced from the ARIN address blocks:     61764
ARIN Region origin ASes present in the Internet Routing Table:     8981
    ARIN Prefixes per ASN:                                        12.26
ARIN Region origin ASes announcing only one prefix:                3742
ARIN Region transit ASes present in the Internet Routing Table:     823
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:    1944
Number of ARIN addresses announced to Internet:               870843489
    Equivalent to 51 /8s, 232 /16s and 4 /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:                     47283
    Total RIPE prefixes after maximum aggregation:                26058
    RIPE Deaggregation factor:                                     1.81
Prefixes being announced from the RIPE address blocks:            47488
    Unique aggregates announced from the RIPE address blocks:     35124
RIPE Region origin ASes present in the Internet Routing Table:     4738
    RIPE Prefixes per ASN:                                        10.02
RIPE Region origin ASes announcing only one prefix:                2061
RIPE Region transit ASes present in the Internet Routing Table:     704
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1848
Number of RIPE addresses announced to Internet:               292177104
    Equivalent to 17 /8s, 106 /16s and 68 /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:                   44032
    Total LACNIC prefixes after maximum aggregation:              13579
    LACNIC Deaggregation factor:                                   3.24
Prefixes being announced from the LACNIC address blocks:          43324
    Unique aggregates announced from the LACNIC address blocks:   20490
LACNIC Region origin ASes present in the Internet Routing Table:   4218
    LACNIC Prefixes per ASN:                                      10.27
LACNIC Region origin ASes announcing only one prefix:              1464
LACNIC Region transit ASes present in the Internet Routing Table:   876
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3327
Number of LACNIC addresses announced to Internet:              94343680
    Equivalent to 5 /8s, 159 /16s and 146 /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:                   9581
    Total AfriNIC prefixes after maximum aggregation:              2659
    AfriNIC Deaggregation factor:                                  3.60
Prefixes being announced from the AfriNIC address blocks:         11570
    Unique aggregates announced from the AfriNIC address blocks:   4727
AfriNIC Region origin ASes present in the Internet Routing Table:   306
    AfriNIC Prefixes per ASN:                                     37.81
AfriNIC Region origin ASes announcing only one prefix:              131
AfriNIC Region transit ASes present in the Internet Routing Table:   84
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  150
Number of AfriNIC addresses announced to Internet:             39726848
    Equivalent to 2 /8s, 94 /16s and 47 /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        9703       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1546        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1511        192      48  CMNET-HUNAN-AP China Mobile communication
 56041        1476        714      73  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         805        176      48  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
 17676         599      10607     150  GIGAINFRA SoftBank Corp., JP
  2907         598       2154     464  SINET-AS Research Organization of Informa
 56040         485        490     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         478        497      67  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       10515      11592    3746  AMAZON-02, US
   749        3254      54897    2506  DNIC-AS-00749, US
  7018        2895      23672    1813  ATT-INTERNET4, US
   367        2489       3086    1167  DNIC-ASBLK-00306-00371, US
  4155        2051        132    1333  USDA-1, US
 22773        1861       2028     638  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1793       3324     431  CELLCO-PART, US
   209        1691       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1384       1047     108  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
 20940        1310        104    1074  AKAMAI-ASN1, NL
  3257         983       2082     780  GTT-BACKBONE GTT, US
  3215         897       4814     291  France Telecom - Orange, FR
  8452         857       1841      12  TE-AS TE-AS, EG
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         761         60      23  Jordan Data Communications, JO
 34984         679         83     428  TELLCOM-AS, TR
212238         566         41     496  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         550       8319     461  DTAG Internet service provider operations

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        5825       1788     711  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1384        197    1028  Telmex Colombia S.A., CO
  3816        1321        777     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 26615        1085       2503      53  TIM SA, BR
  6147        1067        369      22  Telefonica del Peru S.A.A., PE
 18881         875       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     287  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         537       2891      72  TELEFONICA BRASIL S.A, BR
 13999         531         72     230  Mega Cable, S.A. de C.V., MX

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        1300        388      22  LINKdotNET-AS, EG
 29571        1141         75     248  ORANGE-COTE-IVOIRE, CI
 24835         966        416     140  RAYA-AS, EG
 36992         821       1037     347  ETISALAT-MISR, EG
 36935         677        124     176  Vodafone-, EG
 36914         523         82       3  KENET-AS, KE
 36903         419        189     298  MT-MPLS, MA
  2018         373        319      71  TENET-1, ZA
 37693         334        597      43  TUNISIANA, TN
  6713         179        655     122  IAM-AS, MA

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       10515      11592    3746  AMAZON-02, US
  9808        9703       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5825       1788     711  UNINET, MX
   749        3254      54897    2506  DNIC-AS-00749, US
  7018        2895      23672    1813  ATT-INTERNET4, US
   367        2489       3086    1167  DNIC-ASBLK-00306-00371, US
  4155        2051        132    1333  USDA-1, US
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 22773        1861       2028     638  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1793       3324     431  CELLCO-PART, US

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        9703         9628  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5825         5114  UNINET, MX
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 56047        1511         1463  CMNET-HUNAN-AP China Mobile communications corp
 56041        1476         1403  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1691         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1546         1374  CMNET-JIANGSU-AP China Mobile communications co
  6167        1793         1362  CELLCO-PART, US
   367        2489         1322  DNIC-ASBLK-00306-00371, US
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, 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
    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
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.17.5.0/24              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

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
23.142.96.0/24       Origin:     40501  AS-COLOIP, US
23.142.96.0/24      Transit:     20326  TERASWITCH, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      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        /8:13       /9:10      /10:29      /11:40      /12:137     
/13:193     /14:522     /15:1028    /16:7082    /17:3400    /18:3882    
/19:7438    /20:11351   /21:14559   /22:26609   /23:26078   /24:140761  
/25:41      /26:52      /27:34      /28:19      /29:16      /30:11      
/31:0       /32:5       

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

   ASN  No of nets  Total ann.  Description
  8151        2919        5825  UNINET, MX
 16509        2149       10515  AMAZON-02, US
 11830        1704        2007  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1401        1861  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1314        2895  ATT-INTERNET4, US
   209         956        1691  CENTURYLINK-US-LEGACY-QWEST, US
  6167         883        1793  CELLCO-PART, US
 10620         833        1384  Telmex Colombia S.A., CO
 19901         805         954  BRSPD-PUBLIC, US
 11776         740        1590  ATLANTICBB-JOHNSTOWN, US

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

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

   1:18        2:302       3:402       4:5         5:670       6:148    
   7:5         8:700      11:171      12:1024     13:302      14:114    
  15:290      16:226      17:6        18:829      20:192      21:4      
  22:188      23:2059     24:657      25:2        27:39       29:19     
  31:370      32:26       34:10       35:67       36:1196     37:701    
  38:1415     39:538      40:54       41:1189     42:104      43:188    
  44:40       45:3719     46:868      47:90       49:19       50:333    
  51:373      52:1365     54:275      55:942      56:8        57:19     
  58:33       59:33       60:17       61:58       62:496      63:788    
  64:1703     65:1039     66:1436     67:877      68:501      69:1037   
  70:314      71:209      72:535      74:893      75:413      76:219    
  77:363      78:322      79:220      80:344      81:369      82:336    
  83:179      84:342      85:466      86:221      87:197      88:249    
  89:849      90:101      91:1007     92:547      93:424      94:629    
  95:290      96:217      97:57       98:383      99:161     100:12     
 101:20      102:402     103:1327    104:916     105:159     106:3      
 107:797     108:436     109:395     110:24      111:1839    112:456    
 113:38      114:48      115:25      116:42      117:964     118:88     
 119:114     120:1106    121:37      122:87      123:77      124:58     
 125:18      128:482     129:322     130:625     131:942     132:569    
 133:196     134:450     135:107     136:444     137:534     138:977    
 139:456     140:653     141:468     142:802     143:752     144:407    
 145:79      146:597     147:488     148:721     149:656     150:307    
 151:608     152:672     153:137     154:685     155:736     156:724    
 157:371     158:427     159:665     160:977     161:625     162:878    
 163:406     164:726     165:802     166:581     167:638     168:1287   
 169:165     170:1542    171:103     172:1150    173:772     174:152    
 175:59      176:650     177:1230    178:427     179:772     180:66     
 181:1531    182:37      183:833     184:332     185:3251    186:1743   
 187:1275    188:695     189:1418    190:3954    191:461     192:4753   
 193:1938    194:1406    195:982     196:858     197:719     198:2471   
 199:4402    200:3281    201:3032    202:1144    203:684     204:2050   
 205:1944    206:1548    207:1380    208:1175    209:1777    210:353    
 211:444     212:974     213:762     214:1016    215:42      216:2373   
 217:455     218:527     219:38      220:32      221:300     222:20     
 223:641    

End of report


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