cos.io - robtex.com

cos.io

DNSSEC⚠️ Not signed
A35.244.166.25🇺🇸 Google35.244.0.0/16
PTR25.166.244.35.bc.googleusercontent.com
NSns-cloud-b1.googledomains.com ⭐
A2001:4860:4802:32::6b🇺🇸 Google2001:4860::/32
PTRns-cloud-b1.googledomains.com
A216.239.32.107🇺🇸 Google216.239.32.0/24
PTRns-cloud-b1.googledomains.com
NSns-cloud-b2.googledomains.com
A2001:4860:4802:34::6b🇺🇸 Google2001:4860::/32
PTRns-cloud-b2.googledomains.com
A216.239.34.107🇺🇸 Google216.239.34.0/24
PTRns-cloud-b2.googledomains.com
NSns-cloud-b3.googledomains.com
A2001:4860:4802:36::6b🇺🇸 Google2001:4860::/32
PTRns-cloud-b3.googledomains.com
A216.239.36.107🇺🇸 Google216.239.36.0/24
PTRns-cloud-b3.googledomains.com
NSns-cloud-b4.googledomains.com
A2001:4860:4802:38::6b🇺🇸 Google2001:4860::/32
PTRns-cloud-b4.googledomains.com
A216.239.38.107🇺🇸 Google216.239.38.0/24
PTRns-cloud-b4.googledomains.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c19::1b🇺🇸 Google2607:f8b0:4004::/48
PTRbk-in-f27.1e100.net
A172.253.62.27🇺🇸 Google172.253.62.0/24
PTRbc-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2607:f8b0:4003:c30::1b🇺🇸 Google2607:f8b0:4003::/48
PTRyutulis-in-f27.1e100.net
A74.125.27.26🇺🇸 Google74.125.27.0/24
PTRyutulis-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2607:f8b0:4001:c70::1a🇺🇸 Google2607:f8b0:4001::/48
PTRyucbful-in-f26.1e100.net
A192.178.209.26🇺🇸 Google192.178.209.0/24
PTRyucbful-in-f26.1e100.net
MXaspmx2.googlemail.com(10)
A2607:f8b0:4003:c30::1b🇺🇸 Google2607:f8b0:4003::/48
PTRyutulis-in-f27.1e100.net
A74.125.27.27🇺🇸 Google74.125.27.0/24
PTRyutulis-in-f27.1e100.net
MXaspmx3.googlemail.com(10)
A2607:f8b0:4001:c70::1a🇺🇸 Google2607:f8b0:4001::/48
PTRyucbful-in-f26.1e100.net
A192.178.209.27🇺🇸 Google192.178.209.0/24
PTRyucbful-in-f27.1e100.net
TXTspfhostsnotes=include:_spf.google.com include:servers.mcsv.net include:mailg...
TXTv=spf1 include:_spf.google.com include:_spf.intacct.com include:servers.mcsv....
TXTMS=ms18553173
TXTgoogle-site-verification=P5nzOMLGt_fzv1anetjrgg68TK0t8hb48kYHsFQUL60
TXTintacct-esk=4FED1A5178F6769BE0538C06A8C0589E
TXTapple-domain-verification=xzBfsm4n0bnQuZm6
TXTgoogle-site-verification=YBO97JDRCWTgvr--VPJlGt8xcQd3y03lYZy2IAYXS9Y
TXTslack-domain-verification=zl6CfuidYnMLUyJqcfJv7pocxhVwEYfyTS3dKFhu
TXTasv=5e2afb549664876c6afe622dfa3b1f27
TXTgoogle-site-verification=3XAznefqZEL4SYHd2KWdx1mpPPZE3u65ZnBtMUObe8k
SOAns-cloud-b1.googledomains.comdns@cos.io serial=2016104899

io

DNSSEC🔒 Signed (DS record present)
NSa0.nic.io ⭐ 🔒
NSa2.nic.io 🔒
NSb0.nic.io 🔒
NSc0.nic.io 🔒
SOAa0.nic.iohostmaster@donuts.email serial=1772955538
rank #56045 globally
rank #512 in the tld
WOT: SAFE (82/100)
📈 Tranco rank: #206,117

Subdomains

cdn.cos.io
sentry3.cos.io
sentry2-client.cos.io

Same first word

cos.joburg
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DNS History

72 records (10 active, 62 former)

20162017201820192020202120222023202420252026NSns-cloud-b1.googledomains.comns-cloud-b2.googledomains.comns-cloud-b3.googledomains.comns-cloud-b4.googledomains.comns1.linode.comns2.linode.comns3.linode.comns4.linode.comns5.linode.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comA35.244.166.25107.21.206.81107.21.249.214107.22.233.200162.242.244.92174.129.203.239174.129.214.98184.72.232.107184.72.248.171184.73.200.185184.73.203.207184.73.247.1982001:4802:7802:102:be76:4eff:fe21:4cb32001:4802:7802:103:be76:4eff:fe21:24f6204.236.236.19223.21.206.13623.21.222.10423.21.228.123.21.55.23923.21.77.8623.21.93.5423.23.112.14923.23.117.22823.23.128.12323.23.209.13023.23.241.24423.23.255.8023.253.149.19650.19.253.16650.19.93.24750.19.99.16054.197.248.7154.221.218.8154.221.226.8054.221.228.8054.221.240.9154.225.128.2154.225.166.3854.225.177.16554.225.199.1754.225.206.19354.225.70.2454.235.134.22454.235.147.20854.235.163.21354.243.115.17254.243.122.2954.243.145.22354.243.147.11454.243.164.21654.243.252.12354.243.65.6754.243.66.8554.243.68.21754.243.69.15854.243.69.4454.243.70.2369.164.210.152
●NSns-cloud-b1.googledomains.com2016-08-31 → 2026-03-10 · 3 obs
○ 2016-08-11 03:13:26
● 2016-08-31 05:10:50
● 2026-03-10 14:09:20
●NSns-cloud-b2.googledomains.com2016-08-31 → 2026-03-10 · 3 obs
○ 2016-08-11 03:13:26
● 2016-08-31 05:10:50
● 2026-03-10 14:09:20
●NSns-cloud-b3.googledomains.com2016-08-31 → 2026-03-10 · 3 obs
○ 2016-08-11 03:13:26
● 2016-08-31 05:10:50
● 2026-03-10 14:09:20
●NSns-cloud-b4.googledomains.com2016-08-31 → 2026-03-10 · 3 obs
○ 2016-08-11 03:13:26
● 2016-08-31 05:10:50
● 2026-03-10 14:09:20
○NSns1.linode.com2015-07-24 → 2016-08-11 · 4 obs
● 2015-07-24 03:51:34
● 2016-08-11 03:13:26
○ 2016-08-31 05:10:50
○ 2026-03-10 14:09:20
○NSns2.linode.com2015-07-24 → 2016-08-11 · 4 obs
● 2015-07-24 03:51:34
● 2016-08-11 03:13:26
○ 2016-08-31 05:10:50
○ 2026-03-10 14:09:20
○NSns3.linode.com2015-07-24 → 2016-08-11 · 4 obs
● 2015-07-24 03:51:34
● 2016-08-11 03:13:26
○ 2016-08-31 05:10:50
○ 2026-03-10 14:09:20
○NSns4.linode.com2015-07-24 → 2016-08-11 · 4 obs
● 2015-07-24 03:51:34
● 2016-08-11 03:13:26
○ 2016-08-31 05:10:50
○ 2026-03-10 14:09:20
○NSns5.linode.com2015-07-24 → 2016-08-11 · 4 obs
● 2015-07-24 03:51:34
● 2016-08-11 03:13:26
○ 2016-08-31 05:10:50
○ 2026-03-10 14:09:20
●MXalt1.aspmx.l.google.com2015-07-24 → 2026-03-10 · 2 obs
● 2015-07-24 03:51:34
● 2026-03-10 14:09:20
●MXalt2.aspmx.l.google.com2015-07-24 → 2026-03-10 · 2 obs
● 2015-07-24 03:51:34
● 2026-03-10 14:09:20
●MXaspmx.l.google.com2015-07-24 → 2026-03-10 · 2 obs
● 2015-07-24 03:51:34
● 2026-03-10 14:09:20
●MXaspmx2.googlemail.com2015-07-24 → 2026-03-10 · 2 obs
● 2015-07-24 03:51:34
● 2026-03-10 14:09:20
●MXaspmx3.googlemail.com2015-07-24 → 2026-03-10 · 2 obs
● 2015-07-24 03:51:34
● 2026-03-10 14:09:20
○A107.21.206.812017-01-24 → 2017-01-24 · 4 obs
○ 2016-12-16 06:44:10
● 2017-01-24 23:08:20
○ 2017-08-26 12:32:46
○ 2026-03-10 14:09:20
○A107.21.249.2142017-01-24 → 2017-01-24 · 4 obs
○ 2016-12-16 06:44:10
● 2017-01-24 23:08:20
○ 2017-08-26 12:32:46
○ 2026-03-10 14:09:20
○A107.22.233.2002018-01-15 → 2018-01-15 · 4 obs
○ 2017-10-10 00:37:32
● 2018-01-15 03:53:40
○ 2026-02-14 20:05:48
○ 2026-03-10 14:09:20
○A162.242.244.922016-08-31 → 2016-12-16 · 5 obs
○ 2016-08-11 03:13:26
● 2016-08-31 05:10:50
● 2016-12-16 06:44:10
○ 2017-01-24 23:08:20
○ 2026-03-10 14:09:20
○A174.129.203.2392018-01-15 → 2018-01-15 · 4 obs
○ 2017-10-10 00:37:32
● 2018-01-15 03:53:40
○ 2026-02-14 20:05:48
○ 2026-03-10 14:09:20
○A174.129.214.982017-10-08 → 2017-10-08 · 4 obs
○ 2017-10-04 10:02:32
● 2017-10-08 01:43:30
○ 2017-10-10 00:37:32
○ 2026-03-10 14:09:20
○A184.72.232.1072017-10-08 → 2018-01-15 · 5 obs
○ 2017-10-04 10:02:32
● 2017-10-08 01:43:30
● 2018-01-15 03:53:40
○ 2026-02-14 20:05:48
○ 2026-03-10 14:09:20
○A184.72.248.1712017-01-24 → 2017-01-24 · 4 obs
○ 2016-12-16 06:44:10
● 2017-01-24 23:08:20
○ 2017-08-26 12:32:46
○ 2026-03-10 14:09:20
○A184.73.200.1852017-10-08 → 2018-01-15 · 5 obs
○ 2017-10-04 10:02:32
● 2017-10-08 01:43:30
● 2018-01-15 03:53:40
○ 2026-02-14 20:05:48
○ 2026-03-10 14:09:20
○A184.73.203.2072017-10-08 → 2017-10-10 · 5 obs
○ 2017-10-04 10:02:32
● 2017-10-08 01:43:30
● 2017-10-10 00:37:32
○ 2018-01-15 03:53:40
○ 2026-03-10 14:09:20
○A184.73.247.1982017-10-08 → 2017-10-10 · 5 obs
○ 2017-10-04 10:02:32
● 2017-10-08 01:43:30
● 2017-10-10 00:37:32
○ 2018-01-15 03:53:40
○ 2026-03-10 14:09:20
○A2001:4802:7802:102:be76:4eff:fe21:4cb32016-09-20 → 2016-12-16 · 5 obs
○ 2016-08-31 05:10:50
● 2016-09-20 18:29:50
● 2016-12-16 06:44:10
○ 2017-01-24 23:08:20
○ 2026-03-10 14:09:20
○A2001:4802:7802:103:be76:4eff:fe21:24f62016-09-20 → 2016-12-16 · 5 obs
○ 2016-08-31 05:10:50
● 2016-09-20 18:29:50
● 2016-12-16 06:44:10
○ 2017-01-24 23:08:20
○ 2026-03-10 14:09:20
○A204.236.236.1922017-10-08 → 2018-01-15 · 5 obs
○ 2017-10-04 10:02:32
● 2017-10-08 01:43:30
● 2018-01-15 03:53:40
○ 2026-02-14 20:05:48
○ 2026-03-10 14:09:20
○A23.21.206.1362017-10-08 → 2017-10-10 · 5 obs
○ 2017-10-04 10:02:32
● 2017-10-08 01:43:30
● 2017-10-10 00:37:32
○ 2018-01-15 03:53:40
○ 2026-03-10 14:09:20
○A23.21.222.1042017-10-08 → 2018-01-15 · 5 obs
○ 2017-10-04 10:02:32
● 2017-10-08 01:43:30
● 2018-01-15 03:53:40
○ 2026-02-14 20:05:48
○ 2026-03-10 14:09:20
○A23.21.228.12017-10-10 → 2017-10-10 · 4 obs
○ 2017-10-08 01:43:30
● 2017-10-10 00:37:32
○ 2018-01-15 03:53:40
○ 2026-03-10 14:09:20
○A23.21.55.2392018-01-15 → 2018-01-15 · 4 obs
○ 2017-10-10 00:37:32
● 2018-01-15 03:53:40
○ 2026-02-14 20:05:48
○ 2026-03-10 14:09:20
○A23.21.77.862017-01-24 → 2017-01-24 · 4 obs
○ 2016-12-16 06:44:10
● 2017-01-24 23:08:20
○ 2017-08-26 12:32:46
○ 2026-03-10 14:09:20
○A23.21.93.542017-08-26 → 2017-08-31 · 5 obs
○ 2017-01-24 23:08:20
● 2017-08-26 12:32:46
● 2017-08-31 14:29:00
○ 2017-09-21 13:11:18
○ 2026-03-10 14:09:20
○A23.23.112.1492017-08-26 → 2017-08-31 · 5 obs
○ 2017-01-24 23:08:20
● 2017-08-26 12:32:46
● 2017-08-31 14:29:00
○ 2017-09-21 13:11:18
○ 2026-03-10 14:09:20
○A23.23.117.2282017-01-24 → 2017-01-24 · 4 obs
○ 2016-12-16 06:44:10
● 2017-01-24 23:08:20
○ 2017-08-26 12:32:46
○ 2026-03-10 14:09:20
○A23.23.128.1232017-01-24 → 2017-01-24 · 4 obs
○ 2016-12-16 06:44:10
● 2017-01-24 23:08:20
○ 2017-08-26 12:32:46
○ 2026-03-10 14:09:20
○A23.23.209.1302017-10-04 → 2017-10-04 · 4 obs
○ 2017-10-02 17:43:02
● 2017-10-04 10:02:32
○ 2017-10-08 01:43:30
○ 2026-03-10 14:09:20
○A23.23.241.2442017-10-04 → 2017-10-04 · 4 obs
○ 2017-10-02 17:43:02
● 2017-10-04 10:02:32
○ 2017-10-08 01:43:30
○ 2026-03-10 14:09:20
○A23.23.255.802017-08-26 → 2017-08-31 · 5 obs
○ 2017-01-24 23:08:20
● 2017-08-26 12:32:46
● 2017-08-31 14:29:00
○ 2017-09-21 13:11:18
○ 2026-03-10 14:09:20
○A23.253.149.1962016-08-31 → 2016-12-16 · 5 obs
○ 2016-08-11 03:13:26
● 2016-08-31 05:10:50
● 2016-12-16 06:44:10
○ 2017-01-24 23:08:20
○ 2026-03-10 14:09:20
●A35.244.166.252026-02-14 → 2026-03-10 · 3 obs
○ 2018-01-15 03:53:40
● 2026-02-14 20:05:48
● 2026-03-10 14:09:20
○A50.19.253.1662017-10-04 → 2017-10-04 · 4 obs
○ 2017-10-02 17:43:02
● 2017-10-04 10:02:32
○ 2017-10-08 01:43:30
○ 2026-03-10 14:09:20
○A50.19.93.2472017-01-24 → 2017-01-24 · 4 obs
○ 2016-12-16 06:44:10
● 2017-01-24 23:08:20
○ 2017-08-26 12:32:46
○ 2026-03-10 14:09:20
○A50.19.99.1602017-10-04 → 2017-10-04 · 4 obs
○ 2017-10-02 17:43:02
● 2017-10-04 10:02:32
○ 2017-10-08 01:43:30
○ 2026-03-10 14:09:20
○A54.197.248.712017-08-26 → 2017-08-31 · 5 obs
○ 2017-01-24 23:08:20
● 2017-08-26 12:32:46
● 2017-08-31 14:29:00
○ 2017-09-21 13:11:18
○ 2026-03-10 14:09:20
○A54.221.218.812017-01-24 → 2017-01-24 · 4 obs
○ 2016-12-16 06:44:10
● 2017-01-24 23:08:20
○ 2017-08-26 12:32:46
○ 2026-03-10 14:09:20
○A54.221.226.802017-10-04 → 2017-10-04 · 4 obs
○ 2017-10-02 17:43:02
● 2017-10-04 10:02:32
○ 2017-10-08 01:43:30
○ 2026-03-10 14:09:20
○A54.221.228.802017-08-26 → 2017-08-31 · 5 obs
○ 2017-01-24 23:08:20
● 2017-08-26 12:32:46
● 2017-08-31 14:29:00
○ 2017-09-21 13:11:18
○ 2026-03-10 14:09:20
○A54.221.240.912017-08-26 → 2017-08-31 · 5 obs
○ 2017-01-24 23:08:20
● 2017-08-26 12:32:46
● 2017-08-31 14:29:00
○ 2017-09-21 13:11:18
○ 2026-03-10 14:09:20
○A54.225.128.212017-10-04 → 2017-10-04 · 4 obs
○ 2017-10-02 17:43:02
● 2017-10-04 10:02:32
○ 2017-10-08 01:43:30
○ 2026-03-10 14:09:20
○A54.225.166.382017-10-04 → 2017-10-04 · 4 obs
○ 2017-10-02 17:43:02
● 2017-10-04 10:02:32
○ 2017-10-08 01:43:30
○ 2026-03-10 14:09:20
○A54.225.177.1652017-10-04 → 2017-10-04 · 4 obs
○ 2017-10-02 17:43:02
● 2017-10-04 10:02:32
○ 2017-10-08 01:43:30
○ 2026-03-10 14:09:20
○A54.225.199.172017-10-02 → 2017-10-02 · 4 obs
○ 2017-09-21 13:11:18
● 2017-10-02 17:43:02
○ 2017-10-04 10:02:32
○ 2026-03-10 14:09:20
○A54.225.206.1932017-09-21 → 2017-09-21 · 4 obs
○ 2017-08-31 14:29:00
● 2017-09-21 13:11:18
○ 2017-10-02 17:43:02
○ 2026-03-10 14:09:20
○A54.225.70.242017-09-21 → 2017-09-21 · 4 obs
○ 2017-08-31 14:29:00
● 2017-09-21 13:11:18
○ 2017-10-02 17:43:02
○ 2026-03-10 14:09:20
○A54.235.134.2242017-09-21 → 2017-09-21 · 4 obs
○ 2017-08-31 14:29:00
● 2017-09-21 13:11:18
○ 2017-10-02 17:43:02
○ 2026-03-10 14:09:20
○A54.235.147.2082017-09-21 → 2017-09-21 · 4 obs
○ 2017-08-31 14:29:00
● 2017-09-21 13:11:18
○ 2017-10-02 17:43:02
○ 2026-03-10 14:09:20
○A54.235.163.2132017-09-21 → 2017-09-21 · 4 obs
○ 2017-08-31 14:29:00
● 2017-09-21 13:11:18
○ 2017-10-02 17:43:02
○ 2026-03-10 14:09:20
○A54.243.115.1722017-10-02 → 2017-10-02 · 4 obs
○ 2017-09-21 13:11:18
● 2017-10-02 17:43:02
○ 2017-10-04 10:02:32
○ 2026-03-10 14:09:20
○A54.243.122.292017-10-02 → 2017-10-02 · 4 obs
○ 2017-09-21 13:11:18
● 2017-10-02 17:43:02
○ 2017-10-04 10:02:32
○ 2026-03-10 14:09:20
○A54.243.145.2232017-10-02 → 2017-10-02 · 4 obs
○ 2017-09-21 13:11:18
● 2017-10-02 17:43:02
○ 2017-10-04 10:02:32
○ 2026-03-10 14:09:20
○A54.243.147.1142017-10-02 → 2017-10-02 · 4 obs
○ 2017-09-21 13:11:18
● 2017-10-02 17:43:02
○ 2017-10-04 10:02:32
○ 2026-03-10 14:09:20
○A54.243.164.2162017-08-26 → 2017-08-31 · 5 obs
○ 2017-01-24 23:08:20
● 2017-08-26 12:32:46
● 2017-08-31 14:29:00
○ 2017-09-21 13:11:18
○ 2026-03-10 14:09:20
○A54.243.252.1232018-01-15 → 2018-01-15 · 4 obs
○ 2017-10-10 00:37:32
● 2018-01-15 03:53:40
○ 2026-02-14 20:05:48
○ 2026-03-10 14:09:20
○A54.243.65.672017-10-02 → 2017-10-02 · 4 obs
○ 2017-09-21 13:11:18
● 2017-10-02 17:43:02
○ 2017-10-04 10:02:32
○ 2026-03-10 14:09:20
○A54.243.66.852017-10-02 → 2017-10-02 · 4 obs
○ 2017-09-21 13:11:18
● 2017-10-02 17:43:02
○ 2017-10-04 10:02:32
○ 2026-03-10 14:09:20
○A54.243.68.2172017-10-02 → 2017-10-02 · 4 obs
○ 2017-09-21 13:11:18
● 2017-10-02 17:43:02
○ 2017-10-04 10:02:32
○ 2026-03-10 14:09:20
○A54.243.69.1582017-09-21 → 2017-09-21 · 4 obs
○ 2017-08-31 14:29:00
● 2017-09-21 13:11:18
○ 2017-10-02 17:43:02
○ 2026-03-10 14:09:20
○A54.243.69.442017-09-21 → 2017-09-21 · 4 obs
○ 2017-08-31 14:29:00
● 2017-09-21 13:11:18
○ 2017-10-02 17:43:02
○ 2026-03-10 14:09:20
○A54.243.70.232017-09-21 → 2017-09-21 · 4 obs
○ 2017-08-31 14:29:00
● 2017-09-21 13:11:18
○ 2017-10-02 17:43:02
○ 2026-03-10 14:09:20
○A69.164.210.1522015-07-24 → 2016-08-11 · 4 obs
● 2015-07-24 03:51:34
● 2016-08-11 03:13:26
○ 2016-08-31 05:10:50
○ 2026-03-10 14:09:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
iob0.nic.io, a0.nic.io, a2.nic.io, c0.nic.io-
cos.ions-cloud-b4.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b1.googledomains.com-

✅ Authoritative Response

Server: 216.239.36.107

NS records: ns-cloud-b4.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b1.googledomains.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cos.io (unsigned zone)

⏱️ Timing

Total: 971ms | Queries: -

📄 Records

TypeCountSample Data
A135.244.166.25
NS4ns-cloud-b4.googledomains.com, ns-cloud-b2.googledomains.com...
MX5aspmx.l.google.com (pri: 1), alt2.aspmx.l.google.com (pri: 5)...
TXT10intacct-esk=4FED1A5178F6769BE0538C06A8C0, v=spf1 include:_spf.google.com include:_...
SOA1ns-cloud-b1.googledomains.com dns.cos.io

Analysis

Hierarchy

cos.io is parent of cdn.cos.io, sentry3.cos.io and sentry2-client.cos.io.

IP Addresses

cos.io points to a single IP: 35.244.166.25.

Other host names, for instance 25.166.244.35.bc.googleusercontent.com, centerforopenscience.org and www.centerforopenscience.org share IP numbers with cos.io.

Name Servers

cos.io is delegated to four name servers: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com.

cos.io at least partially shares its name servers with other domains, for instance melissasteachermall.com, ytbkc.com, virtualbox3d.com, bluedivideinc.com and washpay.app.

Host names with two IPs: ns-cloud-b1.googledomains.com points to 2001:4860:4802:32::6b and 216.239.32.107; ns-cloud-b2.googledomains.com points to 2001:4860:4802:34::6b and 216.239.34.107; ns-cloud-b3.googledomains.com points to 2001:4860:4802:36::6b and 216.239.36.107; ns-cloud-b4.googledomains.com points to 2001:4860:4802:38::6b and 216.239.38.107.

Mail Servers

Five mail servers handle cos.io: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

cos.io shares some mail servers with other domains, including ns500794.ns500794.ns500795.ns500821.ns500795.ns500794.ns500794.ns500795.ns500795.ns500821.ns500795.ns500790.ns500795.lustypartnersfinder.com, zu-zweit.de, soliman.us, getupcloud.com.br and sildan.com.uy.

these mail servers are often used alongside the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IPs:

aspmx2.googlemail.com points to 2607:f8b0:4003:c30::1b and 74.125.27.27.

aspmx3.googlemail.com points to 2607:f8b0:4001:c70::1a and 192.178.209.27.

aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 172.253.62.27.

alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26.

alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26.

Host names that point to 2607:f8b0:4003:c30::1b: aspmx2.googlemail.com and alt1.aspmx.l.google.com.

Host names that point to 2607:f8b0:4001:c70::1a: aspmx3.googlemail.com and alt2.aspmx.l.google.com.