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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Aug 5 20:16:48 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 05 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:                              242715
    Prefixes after maximum aggregation (per Origin AS):          109913
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      130770
    Number of IPv4 prefixes with a valid ROA:                     98651
    Number of IPv4 prefixes with an invalid ROA:                     25
    Number of IPv4 prefixes with no ROA:                         144039
Total ASes present in the Internet Routing Table:                 20430
    Prefixes per ASN:                                             11.88
Origin-only ASes present in the Internet Routing Table:           17591
Origin ASes announcing only one prefix:                            7896
Transit ASes present in the Internet Routing Table:                2839
Transit-only ASes present in the Internet Routing Table:            712
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:               346
    Number of instances of unregistered ASNs:                       347
Number of 32-bit ASNs allocated by the RIRs:                      45098
Number of 32-bit ASNs visible in the Routing Table:                7892
Prefixes from 32-bit ASNs in the Routing Table:                   27906
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:            141
Number of addresses announced to Internet:                   1500518557
    Equivalent to 89 /8s, 112 /16s and 24 /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:       74400

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

Prefixes being announced by APNIC Region ASes:                    31213
    Total APNIC prefixes after maximum aggregation:                7728
    APNIC Deaggregation factor:                                    4.04
Prefixes being announced from the APNIC address blocks:           30712
    Unique aggregates announced from the APNIC address blocks:     9076
APNIC Region origin ASes present in the Internet Routing Table:    1281
    APNIC Prefixes per ASN:                                       23.98
APNIC Region origin ASes announcing only one prefix:                513
APNIC Region transit ASes present in the Internet Routing Table:    220
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         21
Number of APNIC region 32-bit ASNs visible in the Routing Table:    579
Number of APNIC addresses announced to Internet:              202983020
    Equivalent to 12 /8s, 25 /16s and 70 /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:                    110968
    Total ARIN prefixes after maximum aggregation:                59686
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:           109966
    Unique aggregates announced from the ARIN address blocks:     61570
ARIN Region origin ASes present in the Internet Routing Table:     8972
    ARIN Prefixes per ASN:                                        12.26
ARIN Region origin ASes announcing only one prefix:                3729
ARIN Region transit ASes present in the Internet Routing Table:     816
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:               871924577
    Equivalent to 51 /8s, 248 /16s and 131 /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:                     46799
    Total RIPE prefixes after maximum aggregation:                25803
    RIPE Deaggregation factor:                                     1.81
Prefixes being announced from the RIPE address blocks:            46990
    Unique aggregates announced from the RIPE address blocks:     34637
RIPE Region origin ASes present in the Internet Routing Table:     4725
    RIPE Prefixes per ASN:                                         9.94
RIPE Region origin ASes announcing only one prefix:                2064
RIPE Region transit ASes present in the Internet Routing Table:     696
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1844
Number of RIPE addresses announced to Internet:               290401488
    Equivalent to 17 /8s, 79 /16s and 44 /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:                   44075
    Total LACNIC prefixes after maximum aggregation:              13639
    LACNIC Deaggregation factor:                                   3.23
Prefixes being announced from the LACNIC address blocks:          43364
    Unique aggregates announced from the LACNIC address blocks:   20598
LACNIC Region origin ASes present in the Internet Routing Table:   4270
    LACNIC Prefixes per ASN:                                      10.16
LACNIC Region origin ASes announcing only one prefix:              1454
LACNIC Region transit ASes present in the Internet Routing Table:   884
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3366
Number of LACNIC addresses announced to Internet:              93792256
    Equivalent to 5 /8s, 151 /16s and 40 /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:                   9314
    Total AfriNIC prefixes after maximum aggregation:              2811
    AfriNIC Deaggregation factor:                                  3.31
Prefixes being announced from the AfriNIC address blocks:         11542
    Unique aggregates announced from the AfriNIC address blocks:   4775
AfriNIC Region origin ASes present in the Internet Routing Table:   321
    AfriNIC Prefixes per ASN:                                     35.96
AfriNIC Region origin ASes announcing only one prefix:              136
AfriNIC Region transit ASes present in the Internet Routing Table:   84
Average AfriNIC Region AS path length visible:                      5.9
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  159
Number of AfriNIC addresses announced to Internet:             41339904
    Equivalent to 2 /8s, 118 /16s and 204 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9677       8746      74  CHINAMOBILE-CN China Mobile Communication
 56047        1509        192      48  CMNET-HUNAN-AP China Mobile communication
 56046        1508        876     118  CMNET-JIANGSU-AP China Mobile communicati
 56041        1468        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         607      10623     151  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  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       10450      11576    3713  AMAZON-02, US
   749        3258      54898    2510  DNIC-AS-00749, US
  7018        2917      23676    1829  ATT-INTERNET4, US
   367        2559       3135    1191  DNIC-ASBLK-00306-00371, US
  4155        2040        131    1330  USDA-1, US
 22773        1861       2028     639  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1786       3321     431  CELLCO-PART, US
   209        1691       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1383       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        1326        105    1080  AKAMAI-ASN1, NL
  3257         981       2082     779  GTT-BACKBONE GTT, US
  8452         945       1841      12  TE-AS TE-AS, EG
  3215         897       4814     291  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         726         60      25  Jordan Data Communications, JO
212238         556         40     486  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         551       8319     462  DTAG Internet service provider operations
 61317         464         31     420  ASDETUK www.heficed.com, US

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        5370       1575     673  UNINET, MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 10620        1383        197    1027  Telmex Colombia S.A., CO
  3816        1316        769     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 26615        1078       2503      53  TIM SA, BR
  6147        1043        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         533         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        1164        388      22  LINKdotNET-AS, EG
 24835         966        416     140  RAYA-AS, EG
 29571         928         64     304  ORANGE-COTE-IVOIRE, CI
 36992         801       1030     343  ETISALAT-MISR, EG
 36935         677        124     176  Vodafone-, EG
 36914         521         82       3  KENET-AS, KE
 36903         419        189     298  MT-MPLS, MA
  2018         381        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       10450      11576    3713  AMAZON-02, US
  9808        9677       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        5370       1575     673  UNINET, MX
   749        3258      54898    2510  DNIC-AS-00749, US
  7018        2917      23676    1829  ATT-INTERNET4, US
   367        2559       3135    1191  DNIC-ASBLK-00306-00371, US
  4155        2040        131    1330  USDA-1, US
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 22773        1861       2028     639  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1786       3321     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        9677         9603  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5370         4697  UNINET, MX
 11830        2005         1941  Instituto Costarricense de Electricidad y Telec
 56047        1509         1461  CMNET-HUNAN-AP China Mobile communications corp
 56041        1468         1395  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1508         1390  CMNET-JIANGSU-AP China Mobile communications co
   209        1691         1382  CENTURYLINK-US-LEGACY-QWEST, US
   367        2559         1368  DNIC-ASBLK-00306-00371, US
  6167        1786         1355  CELLCO-PART, 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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       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

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      /12:138     
/13:192     /14:521     /15:1032    /16:7118    /17:3416    /18:3904    
/19:7367    /20:11356   /21:14564   /22:26633   /23:25990   /24:140220  
/25:39      /26:50      /27:33      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2609        5370  UNINET, MX
 16509        2147       10450  AMAZON-02, US
 11830        1702        2005  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1401        1861  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1333        2917  ATT-INTERNET4, US
   209         956        1691  CENTURYLINK-US-LEGACY-QWEST, US
  6167         878        1786  CELLCO-PART, US
 10620         832        1383  Telmex Colombia S.A., CO
 19901         800         949  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)
----------------------------------------------

   1:17        2:297       3:389       4:5         5:663       6:148    
   7:5         8:699      11:171      12:1026     13:311      14:109    
  15:290      16:225      17:6        18:824      20:193      21:4      
  22:188      23:2066     24:649      25:2        27:38       29:19     
  31:370      32:26       34:10       35:67       36:1196     37:685    
  38:1335     39:536      40:54       41:1126     42:104      43:190    
  44:39       45:3766     46:852      47:90       49:19       50:330    
  51:373      52:1364     54:277      55:946      56:8        57:19     
  58:31       59:34       60:17       61:54       62:496      63:786    
  64:1695     65:1036     66:1445     67:885      68:500      69:1040   
  70:322      71:209      72:565      74:882      75:410      76:219    
  77:363      78:322      79:223      80:346      81:364      82:311    
  83:172      84:327      85:464      86:206      87:202      88:245    
  89:831      90:101      91:1006     92:535      93:436      94:630    
  95:264      96:220      97:59       98:387      99:163     100:12     
 101:20      102:395     103:1353    104:918     105:160     106:3      
 107:803     108:445     109:395     110:24      111:1834    112:457    
 113:37      114:51      115:30      116:49      117:963     118:87     
 119:114     120:1103    121:37      122:86      123:77      124:58     
 125:20      128:479     129:327     130:622     131:957     132:569    
 133:196     134:444     135:120     136:443     137:537     138:1001   
 139:463     140:645     141:398     142:799     143:759     144:407    
 145:79      146:597     147:482     148:728     149:639     150:309    
 151:611     152:677     153:137     154:689     155:742     156:766    
 157:369     158:426     159:667     160:893     161:657     162:880    
 163:408     164:733     165:805     166:579     167:634     168:1318   
 169:162     170:1544    171:104     172:1142    173:767     174:150    
 175:48      176:409     177:1216    178:425     179:828     180:67     
 181:1461    182:42      183:832     184:333     185:3274    186:1755   
 187:1172    188:695     189:1401    190:3956    191:408     192:4748   
 193:1931    194:1402    195:973     196:868     197:703     198:2449   
 199:4410    200:3344    201:3113    202:1152    203:705     204:2063   
 205:1927    206:1536    207:1374    208:1173    209:1758    210:352    
 211:443     212:978     213:761     214:1017    215:42      216:2339   
 217:464     218:527     219:38      220:30      221:300     222:20     
 223:638    

End of report


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