`mail.ctsyapi.com`

CNAME	`ctsyapi.com`
DNSSEC	⚠️ Not signed
A	213.159.4.155^{🇫🇷 AEROTEK-AS213.159.0.0/21 Aerotek AS Network 7}
		PTR	`srv.vposta.com.tr`
NS	`ns1.vposta.com.tr` ⭐
		A	213.159.4.155^{🇫🇷 AEROTEK-AS213.159.0.0/21 Aerotek AS Network 7}
			PTR	`srv.vposta.com.tr`
NS	`ns2.vposta.com.tr`
		A	213.159.4.155^{🇫🇷 AEROTEK-AS213.159.0.0/21 Aerotek AS Network 7}
			PTR	`srv.vposta.com.tr`
MX	`ctsyapi.com` ⭐
		A	213.159.4.155^{🇫🇷 AEROTEK-AS213.159.0.0/21 Aerotek AS Network 7}
			PTR	`srv.vposta.com.tr`
TXT	`v=spf1 include:_spf2.trwww.com include:_spf.trwww.com -all`
SOA	`ns1.vposta.com.tr`degistiriniz@degistiriniz.com 2026-06-10 #1

`ctsyapi.com`

	DNSSEC	⚠️ Not signed
	A	213.159.4.155^{🇫🇷 AEROTEK-AS213.159.0.0/21 Aerotek AS Network 7}
	NS	`ns1.vposta.com.tr` ⭐
	NS	`ns2.vposta.com.tr`
	MX	`ctsyapi.com` ⭐
	TXT	`v=spf1 include:_spf2.trwww.com include:_spf.trwww.com -all`
	SOA	`ns1.vposta.com.tr`degistiriniz@degistiriniz.com 2026-06-10 #1

Previously MX for

ctsyapi.com

Same first word

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mila.cat

DNS History

3 records (1 active, 2 former)

○A185.23.75.2392015-08-02 → 2016-03-13 · 4 obs

● 2015-08-02 21:29:08
● 2016-03-13 12:10:42
○ 2016-07-15 10:20:50
○ 2026-08-01 16:02:08

○A185.85.206.392016-07-15 → 2016-07-15 · 4 obs

○ 2016-03-13 12:10:42
● 2016-07-15 10:20:50
○ 2026-08-01 16:02:06
○ 2026-08-01 16:02:08

●CNAMEctsyapi.com2026-08-01 → 2026-08-01 · 2 obs

● 2026-08-01 16:02:06
● 2026-08-01 16:02:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
ctsyapi.com	ns1.vposta.com.tr, ns2.vposta.com.tr	-

✅ Authoritative Response

Server:213.159.4.155

NS records: ns1.vposta.com.tr, ns2.vposta.com.tr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctsyapi.com (unsigned zone)

⏱️ Timing

Total: 1329ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`ctsyapi.com`

Analysis

IP Addresses

mail.ctsyapi.com points to a single IP number: 213.159.4.155.

Additional host names — ns2.vposta.com.tr, fqcstandard.com.tr, srv.vposta.com.tr and two others — share IP numbers with mail.ctsyapi.com.

Name Servers

Two name servers handle the delegation for mail.ctsyapi.com: ns1.vposta.com.tr and ns2.vposta.com.tr.

The domains ns1.vposta.com.tr, ctsyapi.com, ns2.vposta.com.tr and fqcstandard.com.tr share a common name server delegation with mail.ctsyapi.com.

ns1.vposta.com.tr directs to 213.159.4.155, as does ns2.vposta.com.tr — both hostnames resolve to that one IP address.

ns1.vposta.com.tr along with ns2.vposta.com.tr each resolve to 213.159.4.155 IP addresses.

Mail Servers

mail.ctsyapi.com has one mail server: ctsyapi.com.

mail.ctsyapi.com shares its mail server setup with other domains, such as ctsyapi.com.

ctsyapi.com carries a single IP number, which is 213.159.4.155.

mail.ctsyapi.com - robtex.com

mail.ctsyapi.com

ctsyapi.com