ciy.com - robtex.com

ciy.com

DNSSEC⚠️ Not signed
A76.76.21.21🇺🇸 Amazon76.76.21.0/24 EC2 Prefix
PTRip-76-76-21-21.defastlink.net
NSns1.mydomain.com ⭐
A172.64.52.99🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.mydomain.com
A172.64.53.76🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns3.mydomain.com ⚠️ Not in zone NS records
A172.64.52.99🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns4.mydomain.com ⚠️ Not in zone NS records
A172.64.53.76🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
MXciy-com.mail.protection.outlook.com ⭐
A2a01:111:f403:c803::🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-bn1pr21cu00200.inbound.protection.outlook.com
A2a01:111:f403:c946::5🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-ch4pr21cu00105.inbound.protection.outlook.com
A2a01:111:f403:f902::2🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-mn2pr02cu00202.inbound.protection.outlook.com
A2a01:111:f403:f907::1🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-dm1pr04cu00201.inbound.protection.outlook.com
A52.101.9.2🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-mn2pr02cu00202.inbound.protection.outlook.com
A52.101.11.10🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sa9pr03cu00202.inbound.protection.outlook.com
A52.101.41.4🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sj2pr05cu00204.inbound.protection.outlook.com
A52.101.50.1🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-co1pr05cu00401.inbound.protection.outlook.com
TXTbw8by5x6r1myt2hw2mw28rl036bf6pym
TXTgoogle-site-verification=HH8mMAJjRgKgu_huSSAUxvXwfCUYQczWHdaHTjnfnV8
TXTq6gbkkvkjll8b6959apnfednk4
TXTv=spf1 include:spf.protection.outlook.com a:mg.ciy.com include:mailgun.org in...
SOANS1.MYDOMAIN.comnamehost@WORLDNIC.com serial=126031015

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1771291435
rank #458748 globally
rank #205938 in the tld
WOT: SAFE (74/100)

Subdomains

mail.ciy.com
www.ciy.com

Same first word

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ciy.cn
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icy.fm
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yci.com.au
icy.me
icy.cl
yic.in
iyc.cloud
yic.com.tw

DNS History

12 records (6 active, 6 former)

20162017201820192020202120222023202420252026NSns1.mydomain.comns2.mydomain.comns3.mydomain.comns4.mydomain.comns1.yourhostingaccount.comns2.yourhostingaccount.comMXciy-com.mail.protection.outlook.comciy.com.bak-mx.na0103.smtpbak.comciy.com.pri-mx.na0103.smtproutes.commail.ciy.comA76.76.21.21209.20.82.15
●NSns1.mydomain.com2026-03-12 → 2026-03-12 · 2 obs
○ 2018-12-28 20:37:12
● 2026-03-12 13:14:00
○NSns1.yourhostingaccount.com2015-08-25 → 2018-12-28 · 3 obs
● 2015-08-25 04:33:24
● 2018-12-28 20:37:12
○ 2026-03-12 13:14:00
●NSns2.mydomain.com2026-03-12 → 2026-03-12 · 2 obs
○ 2018-12-28 20:37:12
● 2026-03-12 13:14:00
○NSns2.yourhostingaccount.com2015-08-25 → 2018-12-28 · 3 obs
● 2015-08-25 04:33:24
● 2018-12-28 20:37:12
○ 2026-03-12 13:14:00
●NSns3.mydomain.com2026-03-12 → 2026-03-12 · 2 obs
○ 2018-12-28 20:37:12
● 2026-03-12 13:14:00
●NSns4.mydomain.com2026-03-12 → 2026-03-12 · 2 obs
○ 2018-12-28 20:37:12
● 2026-03-12 13:14:00
●MXciy-com.mail.protection.outlook.com2017-10-08 → 2026-03-12 · 3 obs
○ 2016-12-18 10:50:52
● 2017-10-08 13:17:24
● 2026-03-12 13:14:00
○MXciy.com.bak-mx.na0103.smtpbak.com2015-08-25 → 2016-12-18 · 4 obs
● 2015-08-25 04:33:24
● 2016-12-18 10:50:52
○ 2017-10-08 13:17:24
○ 2026-03-12 13:14:00
○MXciy.com.pri-mx.na0103.smtproutes.com2015-08-25 → 2016-12-18 · 4 obs
● 2015-08-25 04:33:24
● 2016-12-18 10:50:52
○ 2017-10-08 13:17:24
○ 2026-03-12 13:14:00
○MXmail.ciy.com2015-08-25 → 2016-12-18 · 4 obs
● 2015-08-25 04:33:24
● 2016-12-18 10:50:52
○ 2017-10-08 13:17:24
○ 2026-03-12 13:14:00
○A209.20.82.152015-08-25 → 2018-12-28 · 3 obs
● 2015-08-25 04:33:24
● 2018-12-28 20:37:12
○ 2026-03-12 13:14:00
●A76.76.21.212026-03-12 → 2026-03-12 · 2 obs
○ 2018-12-28 20:37:12
● 2026-03-12 13:14:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comd.gtld-servers.net, f.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net...-
ciy.comns1.mydomain.com, ns2.mydomain.com, ns3.mydomain.com, ns4.mydomain.com4 records

✅ Authoritative Response

Server: 172.64.52.99

NS records: ns1.mydomain.com, ns2.mydomain.com, ns3.mydomain.com, ns4.mydomain.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ciy.com (unsigned zone)

⏱️ Timing

Total: 431ms | Queries: -

📄 Records

TypeCountSample Data
A176.76.21.21
NS2ns1.mydomain.com, ns2.mydomain.com
MX1ciy-com.mail.protection.outlook.com (pri
TXT4google-site-verification=HH8mMAJjRgKgu_h, v=spf1 include:spf.protection.outlook.co...
SOA1NS1.MYDOMAIN.com namehost.WORLDNIC.com

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.mydomain.com, ns2.mydomain.com, ns3.mydomain.com...)

Analysis

Hierarchy

ciy.com is a parent of mail.ciy.com and www.ciy.com.

IP Addresses

ciy.com points to IP number: 76.76.21.21.

Other host names such as siteservice.no, cawice.com, nahadigital.co.uk, ringindia.net and gwoodasia.com share IPs with ciy.com.

Name Servers

ciy.com is delegated to four name servers: ns1.mydomain.com, ns2.mydomain.com, ns3.mydomain.com and ns4.mydomain.com.

ciy.com at least partially shares name servers with other domains, for instance stillsoftvoice.com, isaiah53today.com, gcalusa.com, ip-ching.org and oceanshoreshomes.com.

these name servers are commonly used with ns1.yourhostingaccount.com, ns2.yourhostingaccount.com, ns1.dotster.com and ns2.dotster.com.

Host names with a single IP address:

ns1.mydomain.com maps to 172.64.52.99

ns2.mydomain.com maps to 172.64.53.76

ns3.mydomain.com maps to 172.64.52.99

ns4.mydomain.com maps to 172.64.53.76

Host names mapping to 172.64.52.99: ns1.mydomain.com and ns3.mydomain.com

Host names mapping to 172.64.53.76: ns2.mydomain.com and ns4.mydomain.com

Mail Servers

ciy.com is handled by a single mail server, ciy-com.mail.protection.outlook.com.

Host name ciy-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c803::, 2a01:111:f403:c946::5, 2a01:111:f403:f902::2, 2a01:111:f403:f907::1, 52.101.9.2, 52.101.11.10, 52.101.41.4 and 52.101.50.1.