`mail.courtesymaster.com`

DNSSEC	⚠️ Not signed
A	35.214.208.116^{🇳🇱 Google35.214.128.0/17}
		PTR	`116.208.214.35.bc.googleusercontent.com`

`courtesymaster.com`

	DNSSEC	⚠️ Not signed
	A	35.214.208.116^{🇳🇱 Google35.214.128.0/17}
	NS	`ns1.siteground.net` ⭐
	NS	`ns2.siteground.net`
	MX	`mx10.antispam.mailspamprotection.com` ⭐
	MX	`mx20.antispam.mailspamprotection.com`⁽²⁰⁾
	MX	`mx30.antispam.mailspamprotection.com`⁽³⁰⁾
	TXT	`v=spf1 +a +mx +ip4:35.214.230.113 include:courtesymaster.com.spf.auto.dnssma...`
	SOA	`ns1.siteground.net`admins@siteground.com serial=81

Previously MX for

courtesymaster.com

Same first word

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DNS History

3 records (1 active, 2 former)

○A141.138.196.1442015-08-16 → 2015-08-16 · 3 obs

● 2015-08-16 18:09:40
○ 2015-12-18 20:07:08
○ 2026-04-12 15:33:10

○A185.96.7.862015-12-18 → 2016-07-16 · 5 obs

○ 2015-08-16 18:09:40
● 2015-12-18 20:07:08
● 2016-07-16 19:10:36
○ 2026-02-25 13:24:16
○ 2026-04-12 15:33:10

●A35.214.208.1162026-02-25 → 2026-04-12 · 3 obs

○ 2016-07-16 19:10:36
● 2026-02-25 13:24:16
● 2026-04-12 15:33:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
courtesymaster.com	ns1.siteground.net, ns2.siteground.net	-

✅ Authoritative Response

Server:99.83.229.113

NS records: ns1.siteground.net, ns2.siteground.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for courtesymaster.com (unsigned zone)

⏱️ Timing

Total: 431ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`35.214.208.116`

Analysis

IP Addresses

mail.courtesymaster.com points to IP number: 35.214.208.116.

Other host names such as 4ameland.nl, bolgerfabrications.ie, www.portedimestre.it, mail.emigrantelegal.com and free-cities.com share IPs with mail.courtesymaster.com.

mail.courtesymaster.com - robtex.com