cos.dev - robtex.com

cos.dev

DNSSEC⚠️ Not signed
A23.15.3.85🇺🇸 AKAMAI-ASN123.15.3.0/24 Akamai Technologies
PTRa23-15-3-85.deploy.static.akamaitechnologies.com
A23.15.3.89🇺🇸 AKAMAI-ASN123.15.3.0/24 Akamai Technologies
NSa1-139.akam.net ⭐
A2600:1401:2::8b🇺🇸 Akamai2600:1401:2::/48 Technologies
PTRa1-139.akam.net
PTRns1-139.akam.net
A193.108.91.139🇳🇱 Akamai193.108.91.0/24 Technologies
PTRa1-139.akam.net
PTRns1-139.akam.net
NSa11-66.akam.net
A2600:1480:1::42🇺🇸 Akamai2600:1480:1::/48 Technologies
PTRa11-66.akam.net
PTRns4-66.akam.net
A84.53.139.66🇳🇱 Akamai84.53.139.0/24 Technologies
NSa12-67.akam.net
A2600:1480:f000::43🇺🇸 Akamai2600:1480:f000::/48 Technologies
PTRa12-67.akam.net
A184.26.160.67🇺🇸 Akamai184.26.160.0/24 Technologies
PTRa12-67.akam.net
NSa28-64.akam.net
A2600:1480:d800::40🇺🇸 Akamai2600:1480:d800::/48 Technologies
PTRa28-64.akam.net
A95.100.173.64🇳🇱 Akamai95.100.173.0/24 Technologies
PTRa28-64.akam.net
PTReur2.akam.net
NSa5-65.akam.net
A2600:1480:b000::41🇺🇸 Akamai2600:1480:b000::/48 Technologies
PTRa5-65.akam.net
PTRns6-65.akam.net
A95.100.168.65🇳🇱 Akamai95.100.168.0/24 Technologies
PTRa5-65.akam.net
PTRns6-65.akam.net
NSa8-66.akam.net
A2600:1403:a::42🇺🇸 Akamai2600:1403:a::/48 Technologies
PTRa8-66.akam.net
A2.16.40.66🇳🇱 Akamai2.16.40.0/24 Technologies
SOAa1-139.akam.nethostmaster@hm.com 2017-06-15 #2

dev

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Subdomains

www.cos.dev

Same first word

cos.edu.vn
cos.io
cos.pe
cos.co.hu
cos.co.cr
cos.es
cos.ph
cos.com.sg
cos.com.eg
cos.vegas
cos.training
cos.beauty
cos.skr.jp
cos.as
cos.news
cos.com.qa
cos.amsterdam
cos.ma
cos.com.om
cos.systems
cos.moscow
cos.style
cos.buzz
cos.pt
cos.makeup
cos.ec
cos.skin
cos.co.at
cos.fi
cos.cl
cos.az
cos.career
cos.cu
cos.com.sv
cos.mobi
cos.eu
cos.com.pa
cos.id
cos.ru
cos.blog
cos.kids
cos.wtf
cos.ae
cos.church
cos.com.pt
cos.tm
cos.bg
cos.movie
cos.gift
cos.tn
cos.com.ro
cos.com.py
cos.clothing
cos.show
cos.discount
cos.com.sa
cos.eg
cos.al
cos.brussels
cos.careers
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cos.club
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cos.app
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cos.com.mx
cos.ly
cos.berlin
cos.shopping
cos.company
cos.ad
cos.se
cos.com.ar
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cos.yokohama
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cos.com
cos.bot
cos.events
cos.co.th
cos.in.th
cos.name
cos.org.cn
cos.sd
cos.in.ua
cos.co.uk
cos.ee
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cos.jobs
cos.gg
cos.com.au
cos.com.gr
cos.lv
cos.cc
cos.cm
cos.uk
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cos.ltd
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cos.ir
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cos.international
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cos.us
cos.co.za
cos.im
cos.fashion
cos.nagoya
cos.com.lv
cos.video
cos.tv
cos.ps
cos.at
cos.support

Similar names

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osc.ae
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soc.org.au
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soc.se
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ocs.lt
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cos.org.pl
cos.com.uy
cos.com.cn
cos.cn
sco.kr
cos.org
cos.pictures
cos.fm
cos.barcelona
osc.no

DNS History

49 records (8 active, 41 former)

20162017201820192020202120222023202420252026NSa1-139.akam.neta11-66.akam.neta12-67.akam.neta28-64.akam.neta5-65.akam.neta8-66.akam.netMXyour-dns-needs-immediate-attention.devA23.15.3.8523.15.3.89104.110.191.138104.110.191.153104.97.14.59104.97.14.67104.97.14.80104.97.14.81104.97.85.11104.97.85.43127.0.53.532.16.106.132.16.106.192.18.67.752.18.67.8723.15.3.9623.215.0.23223.215.0.23423.217.118.2023.217.118.3223.218.216.1123.218.216.2723.218.218.7523.218.218.7923.3.75.7623.3.75.8323.53.126.2723.53.126.3323.54.127.3923.54.127.4923.54.127.7723.54.127.7923.54.127.8023.55.243.7223.55.243.8023.58.85.10423.58.85.11023.62.47.15923.62.47.17423.62.54.13523.62.54.14023.62.54.147
●NSa1-139.akam.net2026-02-22 → 2026-07-22 · 2 obs
● 2026-02-22 12:51:38
● 2026-07-22 20:29:12
●NSa11-66.akam.net2026-02-22 → 2026-07-22 · 2 obs
● 2026-02-22 12:51:38
● 2026-07-22 20:29:12
●NSa12-67.akam.net2026-02-22 → 2026-07-22 · 2 obs
● 2026-02-22 12:51:38
● 2026-07-22 20:29:12
●NSa28-64.akam.net2026-02-22 → 2026-07-22 · 2 obs
● 2026-02-22 12:51:38
● 2026-07-22 20:29:12
●NSa5-65.akam.net2026-02-22 → 2026-07-22 · 2 obs
● 2026-02-22 12:51:38
● 2026-07-22 20:29:12
●NSa8-66.akam.net2026-02-22 → 2026-07-22 · 2 obs
● 2026-02-22 12:51:38
● 2026-07-22 20:29:12
○MXyour-dns-needs-immediate-attention.dev2015-12-15 → 2016-05-15 · 4 obs
● 2015-12-15 10:58:20
● 2016-05-15 21:16:24
○ 2026-02-22 12:51:38
○ 2026-07-22 20:29:12
○A104.110.191.1382026-05-26 → 2026-05-26 · 4 obs
○ 2026-05-23 16:30:26
● 2026-05-26 18:10:12
○ 2026-05-30 10:31:52
○ 2026-07-22 20:29:12
○A104.110.191.1532026-05-26 → 2026-05-26 · 4 obs
○ 2026-05-23 16:30:26
● 2026-05-26 18:10:12
○ 2026-05-30 10:31:52
○ 2026-07-22 20:29:12
○A104.97.14.592026-05-11 → 2026-05-11 · 4 obs
○ 2026-05-05 01:13:24
● 2026-05-11 05:39:44
○ 2026-05-16 01:20:24
○ 2026-07-22 20:29:12
○A104.97.14.672026-05-11 → 2026-05-11 · 4 obs
○ 2026-05-05 01:13:24
● 2026-05-11 05:39:44
○ 2026-05-16 01:20:24
○ 2026-07-22 20:29:12
○A104.97.14.802026-03-02 → 2026-07-02 · 18 obs
○ 2026-03-02 04:48:20
● 2026-03-02 22:56:28
● 2026-03-04 13:20:26
○ 2026-03-21 17:06:40
○ 2026-03-21 18:29:28
● 2026-03-22 12:36:10
○ 2026-03-26 08:09:46
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● 2026-04-09 06:42:10
○ 2026-04-11 04:56:26
○ 2026-05-20 04:13:12
● 2026-05-23 16:30:26
○ 2026-05-26 18:10:12
● 2026-07-01 01:00:50
○ 2026-07-01 03:13:22
● 2026-07-02 18:57:54
○ 2026-07-07 09:27:28
○ 2026-07-22 20:29:12
○A104.97.14.812026-03-02 → 2026-07-02 · 18 obs
○ 2026-03-02 04:48:20
● 2026-03-02 22:56:28
● 2026-03-04 13:20:26
○ 2026-03-21 17:06:40
○ 2026-03-21 18:29:28
● 2026-03-22 12:36:10
○ 2026-03-26 08:09:46
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● 2026-04-09 06:42:10
○ 2026-04-11 04:56:26
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● 2026-05-23 16:30:26
○ 2026-05-26 18:10:12
● 2026-07-01 01:00:50
○ 2026-07-01 03:13:22
● 2026-07-02 18:57:54
○ 2026-07-07 09:27:28
○ 2026-07-22 20:29:12
○A104.97.85.112026-02-22 → 2026-07-22 · 2 obs
○ 2026-02-22 12:51:38
○ 2026-07-22 20:29:12
○A104.97.85.432026-02-22 → 2026-07-22 · 2 obs
○ 2026-02-22 12:51:38
○ 2026-07-22 20:29:12
○A127.0.53.532015-12-15 → 2016-05-15 · 4 obs
● 2015-12-15 10:58:20
● 2016-05-15 21:16:24
○ 2026-02-22 12:51:38
○ 2026-07-22 20:29:12
○A2.16.106.132026-04-20 → 2026-06-18 · 20 obs
○ 2026-04-15 23:01:44
● 2026-04-20 22:16:40
○ 2026-04-24 00:24:00
○ 2026-04-26 13:01:30
● 2026-04-27 00:48:28
○ 2026-04-27 10:33:30
○ 2026-04-29 09:08:16
● 2026-04-29 16:29:36
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● 2026-04-30 00:50:26
○ 2026-05-01 23:47:40
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● 2026-05-04 06:48:40
● 2026-05-05 01:13:24
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○ 2026-06-11 00:05:36
● 2026-06-12 02:36:26
● 2026-06-18 01:59:02
○ 2026-06-19 10:38:42
○ 2026-07-22 20:29:12
○A2.16.106.192026-04-20 → 2026-06-18 · 20 obs
○ 2026-04-15 23:01:44
● 2026-04-20 22:16:40
○ 2026-04-24 00:24:00
○ 2026-04-26 13:01:30
● 2026-04-27 00:48:28
○ 2026-04-27 10:33:30
○ 2026-04-29 09:08:16
● 2026-04-29 16:29:36
○ 2026-04-30 00:03:42
● 2026-04-30 00:50:26
○ 2026-05-01 23:47:40
○ 2026-05-03 05:20:50
● 2026-05-04 06:48:40
● 2026-05-05 01:13:24
○ 2026-05-11 05:39:44
○ 2026-06-11 00:05:36
● 2026-06-12 02:36:26
● 2026-06-18 01:59:02
○ 2026-06-19 10:38:42
○ 2026-07-22 20:29:12
○A2.18.67.752026-02-22 → 2026-05-30 · 18 obs
○ 2016-05-15 21:16:24
● 2026-02-22 12:51:38
○ 2026-02-23 16:03:38
○ 2026-04-09 06:42:10
● 2026-04-11 04:56:26
● 2026-04-11 06:18:00
○ 2026-04-13 08:56:46
● 2026-04-14 19:25:48
○ 2026-04-14 22:21:04
● 2026-04-15 23:01:44
○ 2026-04-20 22:16:40
○ 2026-05-03 03:47:20
● 2026-05-03 05:20:50
○ 2026-05-04 06:48:40
○ 2026-05-26 18:10:12
● 2026-05-30 10:31:52
○ 2026-06-01 05:41:02
○ 2026-07-22 20:29:12
○A2.18.67.872026-02-22 → 2026-05-30 · 18 obs
○ 2016-05-15 21:16:24
● 2026-02-22 12:51:38
○ 2026-02-23 16:03:38
○ 2026-04-09 06:42:10
● 2026-04-11 04:56:26
● 2026-04-11 06:18:00
○ 2026-04-13 08:56:46
● 2026-04-14 19:25:48
○ 2026-04-14 22:21:04
● 2026-04-15 23:01:44
○ 2026-04-20 22:16:40
○ 2026-05-03 03:47:20
● 2026-05-03 05:20:50
○ 2026-05-04 06:48:40
○ 2026-05-26 18:10:12
● 2026-05-30 10:31:52
○ 2026-06-01 05:41:02
○ 2026-07-22 20:29:12
●A23.15.3.852026-07-17 → 2026-07-22 · 4 obs
○ 2026-07-10 22:41:02
● 2026-07-17 02:11:48
○ 2026-07-22 09:17:42
● 2026-07-22 20:29:12
●A23.15.3.892026-07-17 → 2026-07-22 · 3 obs
○ 2026-07-10 22:41:02
● 2026-07-17 02:11:48
● 2026-07-22 20:29:12
○A23.15.3.962026-07-22 → 2026-07-22 · 3 obs
○ 2026-07-17 02:11:48
● 2026-07-22 09:17:42
○ 2026-07-22 20:29:12
○A23.215.0.2322026-04-24 → 2026-04-24 · 4 obs
○ 2026-04-20 22:16:40
● 2026-04-24 00:24:00
○ 2026-04-24 09:07:52
○ 2026-07-22 20:29:12
○A23.215.0.2342026-04-24 → 2026-04-24 · 4 obs
○ 2026-04-20 22:16:40
● 2026-04-24 00:24:00
○ 2026-04-24 09:07:52
○ 2026-07-22 20:29:12
○A23.217.118.202026-03-01 → 2026-05-03 · 24 obs
○ 2026-02-23 16:03:38
● 2026-03-01 07:31:52
○ 2026-03-02 04:48:20
○ 2026-03-21 17:06:40
● 2026-03-21 18:29:28
○ 2026-03-22 12:36:10
● 2026-03-26 08:09:46
○ 2026-03-27 01:46:36
○ 2026-04-14 19:25:48
● 2026-04-14 22:21:04
○ 2026-04-15 23:01:44
○ 2026-04-24 00:24:00
● 2026-04-24 09:07:52
● 2026-04-26 13:01:30
○ 2026-04-27 00:48:28
○ 2026-04-27 10:33:30
● 2026-04-29 09:08:16
○ 2026-04-29 16:29:36
● 2026-04-30 00:03:42
○ 2026-04-30 00:50:26
○ 2026-05-01 23:47:40
● 2026-05-03 03:47:20
○ 2026-05-03 05:20:50
○ 2026-07-22 20:29:12
○A23.217.118.322026-03-01 → 2026-05-03 · 24 obs
○ 2026-02-23 16:03:38
● 2026-03-01 07:31:52
○ 2026-03-02 04:48:20
○ 2026-03-21 17:06:40
● 2026-03-21 18:29:28
○ 2026-03-22 12:36:10
● 2026-03-26 08:09:46
○ 2026-03-27 01:46:36
○ 2026-04-14 19:25:48
● 2026-04-14 22:21:04
○ 2026-04-15 23:01:44
○ 2026-04-24 00:24:00
● 2026-04-24 09:07:52
● 2026-04-26 13:01:30
○ 2026-04-27 00:48:28
○ 2026-04-27 10:33:30
● 2026-04-29 09:08:16
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● 2026-04-30 00:03:42
○ 2026-04-30 00:50:26
○ 2026-05-01 23:47:40
● 2026-05-03 03:47:20
○ 2026-05-03 05:20:50
○ 2026-07-22 20:29:12
○A23.218.216.112026-02-23 → 2026-02-23 · 4 obs
○ 2026-02-22 12:51:38
● 2026-02-23 16:03:38
○ 2026-03-01 07:31:52
○ 2026-07-22 20:29:12
○A23.218.216.272026-02-23 → 2026-02-23 · 4 obs
○ 2026-02-22 12:51:38
● 2026-02-23 16:03:38
○ 2026-03-01 07:31:52
○ 2026-07-22 20:29:12
○A23.218.218.752026-04-27 → 2026-04-27 · 4 obs
○ 2026-04-27 00:48:28
● 2026-04-27 10:33:30
○ 2026-04-29 09:08:16
○ 2026-07-22 20:29:12
○A23.218.218.792026-04-27 → 2026-04-27 · 4 obs
○ 2026-04-27 00:48:28
● 2026-04-27 10:33:30
○ 2026-04-29 09:08:16
○ 2026-07-22 20:29:12
○A23.3.75.762026-03-02 → 2026-03-21 · 7 obs
○ 2026-03-01 07:31:52
● 2026-03-02 04:48:20
○ 2026-03-02 22:56:28
○ 2026-03-04 13:20:26
● 2026-03-21 17:06:40
○ 2026-03-21 18:29:28
○ 2026-07-22 20:29:12
○A23.3.75.832026-03-02 → 2026-03-21 · 7 obs
○ 2026-03-01 07:31:52
● 2026-03-02 04:48:20
○ 2026-03-02 22:56:28
○ 2026-03-04 13:20:26
● 2026-03-21 17:06:40
○ 2026-03-21 18:29:28
○ 2026-07-22 20:29:12
○A23.53.126.272026-05-16 → 2026-06-03 · 7 obs
○ 2026-05-11 05:39:44
● 2026-05-16 01:20:24
○ 2026-05-20 04:13:12
○ 2026-06-01 05:41:02
● 2026-06-03 23:46:26
○ 2026-06-11 00:05:36
○ 2026-07-22 20:29:12
○A23.53.126.332026-05-16 → 2026-06-03 · 7 obs
○ 2026-05-11 05:39:44
● 2026-05-16 01:20:24
○ 2026-05-20 04:13:12
○ 2026-06-01 05:41:02
● 2026-06-03 23:46:26
○ 2026-06-11 00:05:36
○ 2026-07-22 20:29:12
○A23.54.127.392026-06-01 → 2026-06-01 · 4 obs
○ 2026-05-30 10:31:52
● 2026-06-01 05:41:02
○ 2026-06-03 23:46:26
○ 2026-07-22 20:29:12
○A23.54.127.492026-06-01 → 2026-06-01 · 4 obs
○ 2026-05-30 10:31:52
● 2026-06-01 05:41:02
○ 2026-06-03 23:46:26
○ 2026-07-22 20:29:12
○A23.54.127.772026-04-13 → 2026-04-13 · 4 obs
○ 2026-04-11 06:18:00
● 2026-04-13 08:56:46
○ 2026-04-14 19:25:48
○ 2026-07-22 20:29:12
○A23.54.127.792026-05-01 → 2026-05-01 · 4 obs
○ 2026-04-30 00:50:26
● 2026-05-01 23:47:40
○ 2026-05-03 03:47:20
○ 2026-07-22 20:29:12
○A23.54.127.802026-04-13 → 2026-05-01 · 7 obs
○ 2026-04-11 06:18:00
● 2026-04-13 08:56:46
○ 2026-04-14 19:25:48
○ 2026-04-30 00:50:26
● 2026-05-01 23:47:40
○ 2026-05-03 03:47:20
○ 2026-07-22 20:29:12
○A23.55.243.722026-07-01 → 2026-07-10 · 6 obs
○ 2026-07-01 01:00:50
● 2026-07-01 03:13:22
○ 2026-07-02 18:57:54
● 2026-07-10 22:41:02
○ 2026-07-17 02:11:48
○ 2026-07-22 20:29:12
○A23.55.243.802026-07-01 → 2026-07-10 · 6 obs
○ 2026-07-01 01:00:50
● 2026-07-01 03:13:22
○ 2026-07-02 18:57:54
● 2026-07-10 22:41:02
○ 2026-07-17 02:11:48
○ 2026-07-22 20:29:12
○A23.58.85.1042026-06-11 → 2026-06-11 · 4 obs
○ 2026-06-03 23:46:26
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○ 2026-07-22 20:29:12
○A23.58.85.1102026-06-11 → 2026-06-11 · 4 obs
○ 2026-06-03 23:46:26
● 2026-06-11 00:05:36
○ 2026-06-12 02:36:26
○ 2026-07-22 20:29:12
○A23.62.47.1592026-06-19 → 2026-06-19 · 4 obs
○ 2026-06-18 01:59:02
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○ 2026-07-22 20:29:12
○A23.62.47.1742026-06-19 → 2026-06-19 · 4 obs
○ 2026-06-18 01:59:02
● 2026-06-19 10:38:42
○ 2026-06-24 17:28:14
○ 2026-07-22 20:29:12
○A23.62.54.1352026-05-20 → 2026-07-07 · 8 obs
○ 2026-05-16 01:20:24
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○ 2026-05-23 16:30:26
● 2026-06-24 17:28:14
○ 2026-07-01 01:00:50
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○ 2026-07-22 20:29:12
○A23.62.54.1402026-06-24 → 2026-06-24 · 4 obs
○ 2026-06-19 10:38:42
● 2026-06-24 17:28:14
○ 2026-06-26 19:50:46
○ 2026-07-22 20:29:12
○A23.62.54.1472026-05-20 → 2026-07-07 · 8 obs
○ 2026-05-16 01:20:24
● 2026-05-20 04:13:12
○ 2026-05-23 16:30:26
● 2026-06-26 19:50:46
○ 2026-07-01 01:00:50
● 2026-07-07 09:27:28
○ 2026-07-10 22:41:02
○ 2026-07-22 20:29:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld5.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
cos.deva8-66.akam.net, a12-67.akam.net, a1-139.akam.net, a11-66.akam.net...-

✅ Authoritative Response

Server:95.100.168.65

NS records: a8-66.akam.net, a12-67.akam.net, a1-139.akam.net, a11-66.akam.net, a28-64.akam.net, a5-65.akam.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cos.dev (unsigned zone)

⏱️ Timing

Total: 972ms | Queries: -

📄 Records

TypeCountSample Data
A223.15.3.89, 23.15.3.85
NS6a12-67.akam.net, a11-66.akam.net...
SOA1a1-139.akam.net hostmaster.hm.com

Analysis

Hierarchy

www.cos.dev is a subdomain of cos.dev.

IP Addresses

cos.dev points to the IP addresses 23.15.3.85 and 23.15.3.89

a2837.ch1.akamai.net.0.1.cn.akamaitech.net, a296.dscv.akamai.net, www.medicalcarecredit.com and two other host names share IP numbers with cos.dev.

Name Servers

The DNS delegation for cos.dev covers 6 name servers: a1-139.akam.net, a11-66.akam.net, a12-67.akam.net and 3 more.

The name servers of cos.dev overlap at least partially with those of other domains — among them pleat.cz, mileloans.org, vousetlaratp.com and two more.

The name servers a28-64.akam.net, a5-65.akam.net and a8-66.akam.net are commonly seen alongside these name servers.

Hostnames that resolve to two IP addresses:

a1-139.akam.net maps to two IP addresses — 193.108.91.139 and 2600:1401:2::8b.

a11-66.akam.net maps to two IP addresses — 84.53.139.66 and 2600:1480:1::42.

a12-67.akam.net maps to two IP addresses — 184.26.160.67 and 2600:1480:f000::43.

a28-64.akam.net maps to two IP addresses — 95.100.173.64 and 2600:1480:d800::40.

a5-65.akam.net maps to two IP addresses — 95.100.168.65 and 2600:1480:b000::41.

a8-66.akam.net maps to two IP addresses — 2.16.40.66 and 2600:1403:a::42.