ctx-tech.com - dns.ninja

`ctx-tech.com`

DNSSEC	🔒 Signed (DS record present)
A	217.18.163.107^{🇪🇸 SIAPI-AS217.18.160.0/20 Siapi Networks PA Block}
		PTR	`plesk107.red163.trevenque.es`
NS	`dns20.ovh.net` ⭐
		A	2001:41d0:d00:f900::2^{🇫🇷 OVH2001:41d0::/32 IPv6}
			PTR	`dns20.ovh.net`
		A	5.135.249.213^{🇫🇷 OVH5.135.0.0/16}
			PTR	`dns20.ovh.net`
NS	`ns20.ovh.net`
		A	2001:41d0:b00:f300::2^{🇫🇷 OVH2001:41d0::/32 IPv6}
			PTR	`ns20.ovh.net`
		A	5.135.43.97^{🇧🇪 OVH5.135.0.0/16}
			PTR	`ns20.ovh.net`
MX	`ctxtech-com0i.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::4^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::4^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am0pr04cu00504.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::e^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00206.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::f^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00307.inbound.protection.outlook.com`
		A	52.101.68.0^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	52.101.68.8^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-du0pr03cu00100.inbound.protection.outlook.com`
		A	52.101.68.32^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00200.inbound.protection.outlook.com`
		A	52.101.73.22^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00106.inbound.protection.outlook.com`
TXT	`MS=ms21679339`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`brevo-code:ed564e8ed9df0be0640d65854c4a15ce`
TXT	`1\|www.ctx-tech.com`
SOA	`dns20.ovh.net`tech@ovh.net serial=2082331349

`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=1782752046

Same first word

ctx-tech.com

DNS History

13 records (4 active, 9 former)

●NSdns20.ovh.net2026-04-17 → 2026-06-29 · 3 obs

○ 2017-03-13 03:47:40
● 2026-04-17 01:57:44
● 2026-06-29 17:19:16

●NSns20.ovh.net2026-04-17 → 2026-06-29 · 3 obs

○ 2017-03-13 03:47:40
● 2026-04-17 01:57:44
● 2026-06-29 17:19:16

○NSns39.domaincontrol.com2015-07-22 → 2017-03-13 · 4 obs

● 2015-07-22 05:40:56
● 2017-03-13 03:47:40
○ 2026-04-17 01:57:44
○ 2026-06-29 17:19:16

○NSns40.domaincontrol.com2015-07-22 → 2017-03-13 · 4 obs

● 2015-07-22 05:40:56
● 2017-03-13 03:47:40
○ 2026-04-17 01:57:44
○ 2026-06-29 17:19:16

○MXalt1.aspmx.l.google.com2015-12-03 → 2017-03-13 · 5 obs

○ 2015-07-22 05:40:56
● 2015-12-03 09:37:34
● 2017-03-13 03:47:40
○ 2026-04-17 01:57:44
○ 2026-06-29 17:19:16

○MXalt2.aspmx.l.google.com2015-12-03 → 2017-03-13 · 5 obs

○ 2015-07-22 05:40:56
● 2015-12-03 09:37:34
● 2017-03-13 03:47:40
○ 2026-04-17 01:57:44
○ 2026-06-29 17:19:16

○MXaspmx.l.google.com2015-12-03 → 2017-03-13 · 5 obs

○ 2015-07-22 05:40:56
● 2015-12-03 09:37:34
● 2017-03-13 03:47:40
○ 2026-04-17 01:57:44
○ 2026-06-29 17:19:16

○MXaspmx2.googlemail.com2015-12-03 → 2017-03-13 · 5 obs

○ 2015-07-22 05:40:56
● 2015-12-03 09:37:34
● 2017-03-13 03:47:40
○ 2026-04-17 01:57:44
○ 2026-06-29 17:19:16

○MXaspmx3.googlemail.com2015-12-03 → 2017-03-13 · 5 obs

○ 2015-07-22 05:40:56
● 2015-12-03 09:37:34
● 2017-03-13 03:47:40
○ 2026-04-17 01:57:44
○ 2026-06-29 17:19:16

●MXctxtech-com0i.mail.protection.outlook.com2015-07-22 → 2026-06-29 · 5 obs

● 2015-07-22 05:40:56
○ 2015-12-03 09:37:34
○ 2017-03-13 03:47:40
● 2026-04-17 01:57:44
● 2026-06-29 17:19:16

○A160.153.136.32016-07-11 → 2017-03-13 · 5 obs

○ 2016-03-07 12:09:28
● 2016-07-11 11:58:28
● 2017-03-13 03:47:40
○ 2026-04-17 01:57:44
○ 2026-06-29 17:19:16

●A217.18.163.1072026-04-17 → 2026-06-29 · 3 obs

○ 2017-03-13 03:47:40
● 2026-04-17 01:57:44
● 2026-06-29 17:19:16

○A72.167.191.692015-07-22 → 2016-03-07 · 4 obs

● 2015-07-22 05:40:56
● 2016-03-07 12:09:28
○ 2016-07-11 11:58:28
○ 2026-06-29 17:19:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net, d.gtld-servers.net...	-
ctx-tech.com	ns20.ovh.net, dns20.ovh.net	-

✅ Authoritative Response

Server:5.135.249.213

NS records: ns20.ovh.net, dns20.ovh.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 713ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.18.163.107`
NS	2	`dns20.ovh.net, ns20.ovh.net`
MX	1	`ctxtech-com0i.mail.protection.outlook.co`
TXT	4	`1\|www.ctx-tech.com, v=spf1 include:spf.protection.outlook.co...`
SOA	1	`dns20.ovh.net tech.ovh.net`

Analysis

IP Addresses

ctx-tech.com directs to one IP number, which is 217.18.163.107.

Among the host names that share IP numbers with ctx-tech.com are andalucrush.com, plesk107.red163.trevenque.es, beon-entertainment.com and two others.

Name Servers

The NS records for ctx-tech.com delegate to dns20.ovh.net and ns20.ovh.net.

ctx-tech.com has the same name server delegation as a number of other domains, such as mediatom.pl, albisetti.be, artedellabitare.art and two more.

dns20.ovh.net resolves to 5.135.249.213 and 2001:41d0:d00:f900::2. Likewise, ns20.ovh.net resolves to 5.135.43.97 and 2001:41d0:b00:f300::2 — two IP addresses apiece.

Mail Servers

ctx-tech.com routes its mail through a single mail server, ctxtech-com0i.mail.protection.outlook.com.

ctxtech-com0i.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.68.0, 52.101.68.8 and 52.101.68.32, along with 5 other.