`expressmastering.com`

DNSSEC	⚠️ Not signed
A	85.214.237.203^{🇩🇪 STRATO85.214.0.0/15 AG}
		PTR	`masterlab-online.de`
NS	`ns4.stratoserver.net` ⭐
		A	2001:8d8:fe:53:5747:2a74:d:32^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns4.stratoserver.net`
		A	217.160.80.159^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns4.stratoserver.net`
NS	`ns3.stratoserver.net`
		A	2607:f1c0:fe:53:185:132:34:159^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns3.stratoserver.net`
		A	185.132.34.159^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns3.stratoserver.net`
MX	`expressmastering.com` ⭐
		A	85.214.237.203^{🇩🇪 STRATO85.214.0.0/15 AG}
			PTR	`masterlab-online.de`
SOA	`ns4.stratoserver.net`hostmaster@strato-rz.de 2020-05-14 #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=1776128457

MX for

expressmastering.com

Same first word

expressmastering.com

DNS History

8 records (4 active, 4 former)

○NSns.serverkompetenz.de2008-03-14 → 2016-06-25 · 4 obs

● 2008-03-14 08:19:38
● 2016-06-25 22:34:26
○ 2017-02-09 08:30:10
○ 2026-04-14 01:10:00

○NSns2.serverkompetenz.de2008-03-14 → 2016-06-25 · 4 obs

● 2008-03-14 08:19:38
● 2016-06-25 22:34:26
○ 2017-02-09 08:30:10
○ 2026-04-14 01:10:00

●NSns3.stratoserver.net2017-02-09 → 2026-04-14 · 3 obs

○ 2016-06-25 22:34:26
● 2017-02-09 08:30:10
● 2026-04-14 01:10:00

●NSns4.stratoserver.net2017-02-09 → 2026-04-14 · 3 obs

○ 2016-06-25 22:34:26
● 2017-02-09 08:30:10
● 2026-04-14 01:10:00

●MXexpressmastering.com2008-03-14 → 2026-04-14 · 2 obs

● 2008-03-14 08:19:38
● 2026-04-14 01:10:00

○MXmx0.serverkompetenz.de2008-03-14 → 2008-03-14 · 3 obs

● 2008-03-14 08:19:38
○ 2015-07-16 21:57:54
○ 2026-04-14 01:10:00

●A85.214.237.2032015-07-16 → 2026-04-14 · 3 obs

○ 2008-03-14 08:19:38
● 2015-07-16 21:57:54
● 2026-04-14 01:10:00

○A85.214.29.2072008-03-14 → 2008-03-14 · 3 obs

● 2008-03-14 08:19:38
○ 2015-07-16 21:57:54
○ 2026-04-14 01:10:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
expressmastering.com	ns3.stratoserver.net, ns4.stratoserver.net	-

✅ Authoritative Response

Server:185.132.34.159

NS records: ns3.stratoserver.net, ns4.stratoserver.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for expressmastering.com (unsigned zone)

⏱️ Timing

Total: 480ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.214.237.203`
NS	2	`ns3.stratoserver.net, ns4.stratoserver.net`
MX	1	`expressmastering.com (pri: 10)`
SOA	1	`ns4.stratoserver.net hostmaster.strato-r`

Analysis

Mail Server Role

expressmastering.com serves as the mail server for expressmastering.com.

IP Addresses

expressmastering.com points to a single IP address: 85.214.237.203.

Name Servers

expressmastering.com is delegated to two name servers: ns3.stratoserver.net and ns4.stratoserver.net.

expressmastering.com uses the same name server setup as other domains, including elbkhamm.de, neische.org, mgruber.eu, 5elementshotel.de and human-art.de.

Host names with two IP numbers:

ns3.stratoserver.net points to 2607:f1c0:fe:53:185:132:34:159 and 185.132.34.159.

ns4.stratoserver.net points to 2001:8d8:fe:53:5747:2a74:d:32 and 217.160.80.159.

Mail Servers

Mail for expressmastering.com is handled by a single mail server, expressmastering.com.

Host expressmastering.com points to IP 85.214.237.203.

expressmastering.com - robtex.com