Routing Table Report 08:00 +10GMT Mon 26 Mar, 2018
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 681851
Prefixes after maximum aggregation (per Origin AS): 266470
Deaggregation factor: 2.56
Unique aggregates announced (without unneeded subnets): 333153
Total ASes present in the Internet Routing Table: 60161
Prefixes per ASN: 11.33
Origin-only ASes present in the Internet Routing Table: 51856
Origin ASes announcing only one prefix: 22855
Transit ASes present in the Internet Routing Table: 8305
Transit-only ASes present in the Internet Routing Table: 260
Average AS path length visible in the Internet Routing Table: 3.7
Max AS path length visible: 64
Max AS path prepend of ASN ( 56262) 61
Prefixes from unregistered ASNs in the Routing Table: 59
Number of instances of unregistered ASNs: 65
Number of 32-bit ASNs allocated by the RIRs: 21936
Number of 32-bit ASNs visible in the Routing Table: 17680
Prefixes from 32-bit ASNs in the Routing Table: 73135
Number of bogon 32-bit ASNs visible in the Routing Table: 41
Special use prefixes present in the Routing Table: 10
Prefixes being announced from unallocated address space: 294
Number of addresses announced to Internet: 2877109504
Equivalent to 171 /8s, 125 /16s and 53 /24s
Percentage of available address space announced: 77.7
Percentage of allocated address space announced: 77.7
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.8
Total number of prefixes smaller than registry allocations: 228153
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 179466
Total APNIC prefixes after maximum aggregation: 53160
APNIC Deaggregation factor: 3.38
Prefixes being announced from the APNIC address blocks: 179792
Unique aggregates announced from the APNIC address blocks: 77003
APNIC Region origin ASes present in the Internet Routing Table: 8673
APNIC Prefixes per ASN: 20.73
APNIC Region origin ASes announcing only one prefix: 2486
APNIC Region transit ASes present in the Internet Routing Table: 1276
Average APNIC Region AS path length visible: 3.8
Max APNIC Region AS path length visible: 64
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3653
Number of APNIC addresses announced to Internet: 765841664
Equivalent to 45 /8s, 165 /16s and 209 /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, 131072-137529
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: 205510
Total ARIN prefixes after maximum aggregation: 98454
ARIN Deaggregation factor: 2.09
Prefixes being announced from the ARIN address blocks: 206137
Unique aggregates announced from the ARIN address blocks: 97667
ARIN Region origin ASes present in the Internet Routing Table: 18100
ARIN Prefixes per ASN: 11.39
ARIN Region origin ASes announcing only one prefix: 6727
ARIN Region transit ASes present in the Internet Routing Table: 1817
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2326
Number of ARIN addresses announced to Internet: 1104212224
Equivalent to 65 /8s, 208 /16s and 241 /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, 393216-397212
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, 45/8, 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: 187956
Total RIPE prefixes after maximum aggregation: 91223
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 184199
Unique aggregates announced from the RIPE address blocks: 110111
RIPE Region origin ASes present in the Internet Routing Table: 25047
RIPE Prefixes per ASN: 7.35
RIPE Region origin ASes announcing only one prefix: 11375
RIPE Region transit ASes present in the Internet Routing Table: 3580
Average RIPE Region AS path length visible: 3.6
Max RIPE Region AS path length visible: 34
Number of RIPE region 32-bit ASNs visible in the Routing Table: 6828
Number of RIPE addresses announced to Internet: 715669504
Equivalent to 42 /8s, 168 /16s and 64 /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
196608-207259
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: 89045
Total LACNIC prefixes after maximum aggregation: 19606
LACNIC Deaggregation factor: 4.54
Prefixes being announced from the LACNIC address blocks: 90437
Unique aggregates announced from the LACNIC address blocks: 40627
LACNIC Region origin ASes present in the Internet Routing Table: 6937
LACNIC Prefixes per ASN: 13.04
LACNIC Region origin ASes announcing only one prefix: 1898
LACNIC Region transit ASes present in the Internet Routing Table: 1287
Average LACNIC Region AS path length visible: 4.4
Max LACNIC Region AS path length visible: 32
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 4472
Number of LACNIC addresses announced to Internet: 172389888
Equivalent to 10 /8s, 70 /16s and 118 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-268700 + 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: 18540
Total AfriNIC prefixes after maximum aggregation: 3990
AfriNIC Deaggregation factor: 4.65
Prefixes being announced from the AfriNIC address blocks: 20991
Unique aggregates announced from the AfriNIC address blocks: 7510
AfriNIC Region origin ASes present in the Internet Routing Table: 1123
AfriNIC Prefixes per ASN: 18.69
AfriNIC Region origin ASes announcing only one prefix: 368
AfriNIC Region transit ASes present in the Internet Routing Table: 231
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 22
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 401
Number of AfriNIC addresses announced to Internet: 96325888
Equivalent to 5 /8s, 189 /16s and 209 /24s
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 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
7545 3366 404 395 TPG-INTERNET-AP TPG Telecom Limited, AU
9829 2806 1499 541 BSNL-NIB National Internet Backbone, IN
7552 2677 1159 57 VIETEL-AS-AP Viettel Group, VN
9394 2637 4923 29 CTTNET China TieTong Telecommunications
45899 2484 1561 163 VNPT-AS-VN VNPT Corp, VN
4766 2439 11133 769 KIXS-AS-KR Korea Telecom, KR
17974 2308 930 80 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9808 2156 8699 32 CMNET-GD Guangdong Mobile Communication
4755 2078 417 215 TATACOMM-AS TATA Communications formerl
9498 1771 377 149 BBIL-AP BHARTI Airtel Ltd., IN
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6327 3370 1323 86 SHAW - Shaw Communications Inc., CA
22773 3287 2988 151 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2167 405 108 MEGAPATH5-US - MegaPath Corporation, US
16509 2147 4723 644 AMAZON-02 - Amazon.com, Inc., US
20115 2098 2488 433 CHARTER-NET-HKY-NC - Charter Communicat
30036 1947 341 176 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
209 1917 5068 606 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
11492 1765 227 564 CABLEONE - CABLE ONE, INC., US
6389 1742 3671 36 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
16625 1698 827 1214 AKAMAI-AS - Akamai Technologies, Inc.,
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
12479 3885 1484 617 UNI2-AS, ES
39891 3327 179 20 ALJAWWALSTC-AS, SA
20940 2749 776 2008 AKAMAI-ASN1, US
8551 2025 378 43 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
34984 2020 334 481 TELLCOM-AS, TR
12389 2006 1864 704 ROSTELECOM-AS, RU
9121 1944 1692 19 TTNET, TR
13188 1606 100 46 TRIOLAN, UA
6849 1241 355 21 UKRTELNET, UA
8402 1231 544 14 CORBINA-AS OJSC "Vimpelcom", RU
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 4310 3384 575 Uninet S.A. de C.V., MX
10620 3597 540 259 Telmex Colombia S.A., CO
11830 2640 369 85 Instituto Costarricense de Electricidad
6503 1633 437 54 Axtel, S.A.B. de C.V., MX
7303 1508 1022 193 Telecom Argentina S.A., AR
28573 1029 2251 187 CLARO S.A., BR
6147 1011 377 27 Telefonica del Peru S.A.A., PE
3816 1002 504 119 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 927 126 83 Alestra, S. de R.L. de C.V., MX
18881 907 1072 29 TELEFÔNICA BRASIL S.A, BR
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 1161 398 50 LINKdotNET-AS, EG
37611 820 107 9 Afrihost, ZA
36903 740 372 138 MT-MPLS, MA
36992 677 1396 39 ETISALAT-MISR, EG
8452 639 1730 18 TE-AS TE-AS, EG
24835 637 850 15 RAYA-AS, EG
29571 467 68 12 ORANGE-COTE-IVOIRE, CI
37492 450 376 81 ORANGE-, TN
15399 362 35 7 WANANCHI-, KE
37342 361 32 1 MOVITEL, MZ
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 4310 3384 575 Uninet S.A. de C.V., MX
12479 3885 1484 617 UNI2-AS, ES
10620 3597 540 259 Telmex Colombia S.A., CO
6327 3370 1323 86 SHAW - Shaw Communications Inc., CA
7545 3366 404 395 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3327 179 20 ALJAWWALSTC-AS, SA
22773 3287 2988 151 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
9829 2806 1499 541 BSNL-NIB National Internet Backbone, IN
20940 2749 776 2008 AKAMAI-ASN1, US
7552 2677 1159 57 VIETEL-AS-AP Viettel Group, VN
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
10620 3597 3338 Telmex Colombia S.A., CO
39891 3327 3307 ALJAWWALSTC-AS, SA
6327 3370 3284 SHAW - Shaw Communications Inc., CA
12479 3885 3268 UNI2-AS, ES
22773 3287 3136 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7545 3366 2971 TPG-INTERNET-AP TPG Telecom Limited, AU
7552 2677 2620 VIETEL-AS-AP Viettel Group, VN
9394 2637 2608 CTTNET China TieTong Telecommunications Corpora
11830 2640 2555 Instituto Costarricense de Electricidad y Telec
45899 2484 2321 VNPT-AS-VN VNPT Corp, VN
Complete listing at http://thyme.rand.apnic.net/london/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65333 PRIVATE 10.0.0.0/8 0 UNKNOWN
230105 UNALLOCATED 38.110.79.0/24 23015 CMC180-TOR-AS - Cambridge Merc
65537 DOCUMENT 62.162.120.0/24 6821 MT-AS-OWN bul. Orce Nikolov bb
4200000013 PRIVATE 63.147.48.0/23 209 CENTURYLINK-US-LEGACY-QWEST -
4200000013 PRIVATE 63.147.50.0/23 209 CENTURYLINK-US-LEGACY-QWEST -
4200010173 PRIVATE 63.228.245.0/24 209 CENTURYLINK-US-LEGACY-QWEST -
4200000007 PRIVATE 63.232.90.0/24 209 CENTURYLINK-US-LEGACY-QWEST -
4200000007 PRIVATE 63.232.90.0/23 209 CENTURYLINK-US-LEGACY-QWEST -
4200000007 PRIVATE 63.232.91.0/24 209 CENTURYLINK-US-LEGACY-QWEST -
4200010039 PRIVATE 63.236.68.0/24 209 CENTURYLINK-US-LEGACY-QWEST -
Complete listing at http://thyme.rand.apnic.net/london/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.0.0.0/8 65333 -Private Use AS-, ZZ
100.64.0.0/10 65333 -Private Use AS-, ZZ
169.254.0.0/16 65333 -Private Use AS-, ZZ
172.16.0.0/12 65333 -Private Use AS-, ZZ
192.0.0.0/24 65333 -Private Use AS-, ZZ
192.0.2.0/24 65333 -Private Use AS-, ZZ
192.168.0.0/16 0 UNKNOWN
198.18.0.0/15 65333 -Private Use AS-, ZZ
198.51.100.0/24 65333 -Private Use AS-, ZZ
203.0.113.0/24 65333 -Private Use AS-, ZZ
Complete listing at http://thyme.rand.apnic.net/london/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
27.100.7.0/24 56096 UNKNOWN
37.44.224.0/20 48666 AS-MAROSNET Moscow, Russia, RU
41.76.136.0/24 37500 -Reserved AS-, ZZ
41.76.136.0/22 37500 -Reserved AS-, ZZ
41.76.138.0/24 37500 -Reserved AS-, ZZ
41.76.139.0/24 37500 -Reserved AS-, ZZ
41.76.140.0/24 37500 -Reserved AS-, ZZ
41.76.140.0/22 37500 -Reserved AS-, ZZ
41.76.141.0/24 37500 -Reserved AS-, ZZ
41.76.142.0/24 37500 -Reserved AS-, ZZ
Complete listing at http://thyme.rand.apnic.net/london/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 /8:15 /9:11 /10:37 /11:100 /12:289
/13:561 /14:1101 /15:1909 /16:13299 /17:7764 /18:13525
/19:24709 /20:37923 /21:44492 /22:85098 /23:67910 /24:381852
/25:7 /26:6 /27:8 /28:84 /29:227 /30:875
/31:0 /32:49
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3162 3370 SHAW - Shaw Communications Inc., CA
39891 2754 3327 ALJAWWALSTC-AS, SA
12479 2645 3885 UNI2-AS, ES
22773 2540 3287 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
18566 2061 2167 MEGAPATH5-US - MegaPath Corporation, US
11830 1987 2640 Instituto Costarricense de Electricidad y Telec
30036 1697 1947 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
10620 1601 3597 Telmex Colombia S.A., CO
11492 1536 1765 CABLEONE - CABLE ONE, INC., US
8551 1488 2025 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1568 2:821 4:19 5:2814 6:48 7:1
8:1116 9:1 12:1877 13:192 14:1721 15:29
16:3 17:193 18:68 20:47 21:3 23:2556
24:2148 25:2 27:2243 31:1960 32:68 35:27
36:502 37:2794 38:1449 39:249 40:109 41:3014
42:593 43:1925 44:103 45:3991 46:3033 47:198
49:1347 50:1051 51:49 52:995 54:362 55:6
56:12 57:48 58:1428 59:926 60:418 61:2095
62:1813 63:1799 64:4727 65:2220 66:4615 67:2369
68:1170 69:3191 70:1142 71:558 72:2107 74:2710
75:412 76:426 77:1549 78:1727 79:1757 80:1487
81:1438 82:1085 83:782 84:1006 85:2082 86:580
87:1303 88:924 89:2316 90:199 91:6314 92:1173
93:2374 94:2399 95:2730 96:658 97:356 98:929
99:129 100:79 101:1175 102:31 103:17240 104:3293
105:223 106:601 107:1795 108:706 109:2723 110:1558
111:1769 112:1314 113:1333 114:1087 115:1616 116:1598
117:1834 118:2129 119:1654 120:963 121:998 122:2424
123:1800 124:1377 125:1827 128:945 129:621 130:431
131:1561 132:664 133:195 134:984 135:223 136:449
137:487 138:1929 139:566 140:353 141:681 142:780
143:966 144:801 145:456 146:1157 147:744 148:1549
149:713 150:735 151:1044 152:747 153:310 154:1020
155:757 156:849 157:780 158:624 159:1548 160:912
161:724 162:2540 163:517 164:1030 165:1407 166:404
167:1386 168:3053 169:809 170:3710 171:423 172:1073
173:1952 174:870 175:730 176:1741 177:3990 178:2424
179:1187 180:2218 181:2178 182:2447 183:1125 184:918
185:13045 186:3579 187:2347 188:2751 189:2001 190:8125
191:1407 192:9770 193:5892 194:4785 195:3953 196:2479
197:1446 198:5468 199:5883 200:7406 201:5006 202:9750
203:10002 204:4492 205:2849 206:2998 207:3167 208:4000
209:3911 210:3508 211:1857 212:2994 213:2728 214:906
215:61 216:5804 217:2156 218:834 219:396 220:1696
221:993 222:829 223:1216
End of report