ctro.com - dns.ninja

`ctro.com`

DNSSEC	⚠️ Not signed
A	216.24.57.1^{🇺🇸 AS397273216.24.57.0/24 655 5th St 19 San Francisco CA 94107 United States}
NS	`ns55.domaincontrol.com` ⭐
		A	2603:5:21b2::1c^{🇺🇸 GODADDY-DNS2603:5:21b0::/44}
			PTR	`ns55.domaincontrol.com`
		A	97.74.107.28^{🇺🇸 GODADDY-DNS97.74.106.0/23}
			PTR	`ns55.domaincontrol.com`
NS	`ns56.domaincontrol.com`
		A	2603:5:22b2::1c^{🇺🇸 GODADDY-DNS2603:5:22b0::/44}
			PTR	`ns56.domaincontrol.com`
		A	173.201.75.28^{🇺🇸 GODADDY-DNS173.201.74.0/23}
			PTR	`ns56.domaincontrol.com`
MX	`ctro-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc09::^{🇸🇬 Microsoft2a01:111:f000::/36}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1a::8^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-tydpr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1f::4^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-os8pr02cu00104.inbound.protection.outlook.com`
		A	52.101.124.117^{🇯🇵 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tydpr03cu00105.inbound.protection.outlook.com`
		A	52.101.137.0^{🇸🇬 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	52.101.157.80^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-os8pr02cu00100.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`MS=ms45295710`
SOA	`ns55.domaincontrol.com`dns@jomax.net 2026-08-04 #4

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1786220494

Same first word

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ctro.com.br

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ctro.com

ctro.science

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rcot.org.rw

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roct.org.uk

crot.lol

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troc.fr

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rtoc.shop

troc.al

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rtco.co.uk

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DNS History

15 records (4 active, 11 former)

○NSns1.afternic.com2026-03-30 → 2026-06-15 · 4 obs

○ 2017-09-02 05:55:38
● 2026-03-30 10:58:08
● 2026-06-15 01:56:36
○ 2026-08-08 20:44:48

○NSns1.sedoparking.com2015-08-16 → 2016-05-23 · 4 obs

● 2015-08-16 01:06:20
● 2016-05-23 12:02:02
○ 2016-06-23 21:29:00
○ 2026-08-08 20:44:48

○NSns2.afternic.com2026-03-30 → 2026-06-15 · 4 obs

○ 2017-09-02 05:55:38
● 2026-03-30 10:58:08
● 2026-06-15 01:56:36
○ 2026-08-08 20:44:48

○NSns2.sedoparking.com2015-08-16 → 2016-05-23 · 4 obs

● 2015-08-16 01:06:20
● 2016-05-23 12:02:02
○ 2016-06-23 21:29:00
○ 2026-08-08 20:44:48

○NSns4.d0m.com2016-06-23 → 2017-09-02 · 5 obs

○ 2016-05-23 12:02:02
● 2016-06-23 21:29:00
● 2017-09-02 05:55:38
○ 2026-03-30 10:58:08
○ 2026-08-08 20:44:48

●NSns55.domaincontrol.com2026-08-08 → 2026-08-08 · 2 obs

○ 2026-06-15 01:56:36
● 2026-08-08 20:44:48

●NSns56.domaincontrol.com2026-08-08 → 2026-08-08 · 2 obs

○ 2026-06-15 01:56:36
● 2026-08-08 20:44:48

○MX.2026-03-30 → 2026-08-08 · 2 obs

○ 2026-03-30 10:58:08
○ 2026-08-08 20:44:48

●MXctro-com.mail.protection.outlook.com2026-08-08 → 2026-08-08 · 2 obs

○ 2026-03-30 10:58:08
● 2026-08-08 20:44:48

○MXmail.nickstel.com2015-08-16 → 2016-05-23 · 4 obs

● 2015-08-16 01:06:20
● 2016-05-23 12:02:02
○ 2016-06-23 21:29:00
○ 2026-08-08 20:44:48

○A13.248.169.482026-03-30 → 2026-06-15 · 4 obs

○ 2017-09-02 05:55:38
● 2026-03-30 10:58:08
● 2026-06-15 01:56:36
○ 2026-08-08 20:44:48

○A204.11.243.652016-06-23 → 2017-09-02 · 5 obs

○ 2016-05-23 12:02:02
● 2016-06-23 21:29:00
● 2017-09-02 05:55:38
○ 2026-03-30 10:58:08
○ 2026-08-08 20:44:48

●A216.24.57.12026-08-08 → 2026-08-08 · 2 obs

○ 2026-06-15 01:56:36
● 2026-08-08 20:44:48

○A72.52.4.912015-08-16 → 2016-05-23 · 4 obs

● 2015-08-16 01:06:20
● 2016-05-23 12:02:02
○ 2016-06-23 21:29:00
○ 2026-08-08 20:44:48

○A76.223.54.1462026-03-30 → 2026-06-15 · 4 obs

○ 2017-09-02 05:55:38
● 2026-03-30 10:58:08
● 2026-06-15 01:56:36
○ 2026-08-08 20:44:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, g.gtld-servers.net, c.gtld-servers.net, j.gtld-servers.net...	-
ctro.com	ns55.domaincontrol.com, ns56.domaincontrol.com	4 records

✅ Authoritative Response

Server:173.201.75.28

NS records: ns55.domaincontrol.com, ns56.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctro.com (unsigned zone)

⏱️ Timing

Total: 948ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`216.24.57.1`
NS	2	`ns56.domaincontrol.com, ns55.domaincontrol.com`
MX	1	`ctro-com.mail.protection.outlook.com (pr`
TXT	2	`v=spf1 include:spf.protection.outlook.co, MS=ms45295710`
SOA	1	`ns55.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns55.domaincontrol.com, ns55.domaincontrol.com, ns56.domaincontrol.com...)

Analysis

IP Addresses

ctro.com resolves to one IP address: 216.24.57.1.

maagarshiduchim.com, universallearningsolutions.org, myfibersetup.com and two other host names share IP numbers with ctro.com.

Name Servers

ctro.com has two authoritative name servers — ns55.domaincontrol.com and ns56.domaincontrol.com.

ctro.com uses the same name servers as several other domains — among them mereinspiration.com, wces.com, schoolkits.com and two more.

Both ns55.domaincontrol.com and ns56.domaincontrol.com have two IP addresses each. ns55.domaincontrol.com resolves to 97.74.107.28 and 2603:5:21b2::1c; ns56.domaincontrol.com resolves to 173.201.75.28 and 2603:5:22b2::1c.

Mail Servers

Mail for ctro.com is handled by a single mail server, ctro-com.mail.protection.outlook.com.

ctro-com.mail.protection.outlook.com resolves to 6 IP addresses — 52.101.124.117, 52.101.137.0, 52.101.157.80 and 3 others.