`mattersdorfer.com`

DNSSEC	⚠️ Not signed
A	81.19.145.35^{🇦🇹 IONOS-AS81.19.144.0/20 World4You.com}
		PTR	`www15.world4you.com`
NS	`ns1.world4you.at` ⭐
		A	2607:f1c0:fe:53:185:132:32:253^{🇺🇸 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	`ns1.world4you.at`
		A	185.132.32.253^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1.world4you.at`
NS	`ns2.world4you.at`
		A	2001:8d8:fe:53:217:160:82:253^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns2.world4you.at`
		A	217.160.82.253^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns2.world4you.at`
MX	`mail.mattersdorfer.com` ⭐
		A	81.19.149.84^{🇦🇹 IONOS-AS81.19.144.0/20 World4You.com}
			PTR	`mail29.world4you.com`
TXT	`v=spf1 mx include:spf.w4ymail.at -all`
SOA	`ns1.world4you.at`hostmaster@world4you.com 2025-03-24 #2

`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=1776084372

Subdomains

mail.mattersdorfer.com

Same first word

mattersdorfer.de

mattersdorfer.com

DNS History

12 records (4 active, 8 former)

○NSns.namespace4you.de2015-05-21 → 2016-03-27 · 4 obs

● 2015-05-21 03:11:38
● 2016-03-27 18:05:42
○ 2016-09-13 15:00:52
○ 2026-04-13 13:14:04

○NSns.nas.at2016-09-13 → 2017-06-22 · 5 obs

○ 2016-03-27 18:05:42
● 2016-09-13 15:00:52
● 2017-06-22 05:26:02
○ 2026-04-09 18:34:18
○ 2026-04-13 13:14:04

●NSns1.world4you.at2026-04-09 → 2026-04-13 · 3 obs

○ 2017-06-22 05:26:02
● 2026-04-09 18:34:18
● 2026-04-13 13:14:04

○NSns2.namespace4you.de2015-05-21 → 2016-03-27 · 4 obs

● 2015-05-21 03:11:38
● 2016-03-27 18:05:42
○ 2016-09-13 15:00:52
○ 2026-04-13 13:14:04

○NSns2.nas.at2016-09-13 → 2017-06-22 · 5 obs

○ 2016-03-27 18:05:42
● 2016-09-13 15:00:52
● 2017-06-22 05:26:02
○ 2026-04-09 18:34:18
○ 2026-04-13 13:14:04

●NSns2.world4you.at2026-04-09 → 2026-04-13 · 3 obs

○ 2017-06-22 05:26:02
● 2026-04-09 18:34:18
● 2026-04-13 13:14:04

○MXemail.xhostplus.at2016-09-13 → 2017-06-22 · 5 obs

○ 2016-03-27 18:05:42
● 2016-09-13 15:00:52
● 2017-06-22 05:26:02
○ 2026-04-09 18:34:18
○ 2026-04-13 13:14:04

●MXmail.mattersdorfer.com2026-04-09 → 2026-04-13 · 3 obs

○ 2017-06-22 05:26:02
● 2026-04-09 18:34:18
● 2026-04-13 13:14:04

○MXmxlb.ispgateway.de2015-05-21 → 2016-03-27 · 4 obs

● 2015-05-21 03:11:38
● 2016-03-27 18:05:42
○ 2016-09-13 15:00:52
○ 2026-04-13 13:14:04

○A2a00:1158:0:402:d2d8::12015-05-21 → 2016-03-27 · 4 obs

● 2015-05-21 03:11:38
● 2016-03-27 18:05:42
○ 2016-09-13 15:00:52
○ 2026-04-13 13:14:04

○A80.67.26.1012015-05-21 → 2016-03-27 · 4 obs

● 2015-05-21 03:11:38
● 2016-03-27 18:05:42
○ 2016-09-13 15:00:52
○ 2026-04-13 13:14:04

●A81.19.145.352026-04-09 → 2026-04-13 · 3 obs

○ 2016-09-13 15:00:52
● 2026-04-09 18:34:18
● 2026-04-13 13:14:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net, j.gtld-servers.net...	-
mattersdorfer.com	ns1.world4you.at, ns2.world4you.at	-

✅ Authoritative Response

Server:217.160.82.253

NS records: ns1.world4you.at, ns2.world4you.at

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mattersdorfer.com (unsigned zone)

⏱️ Timing

Total: 477ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.19.145.35`
NS	2	`ns2.world4you.at, ns1.world4you.at`
MX	1	`mail.mattersdorfer.com (pri: 10)`
TXT	1	`v=spf1 mx include:spf.w4ymail.at -all`
SOA	1	`ns1.world4you.at hostmaster.world4you.co`

Analysis

Hierarchy

mattersdorfer.com is a parent of mail.mattersdorfer.com.

IP Addresses

mattersdorfer.com points to a single IP number: 81.19.145.35.

Other host names, for instance nspire.net, confusic.net, vast.at, roysson.at and erosanzeigen.com share IP numbers with mattersdorfer.com.

Name Servers

Delegation for mattersdorfer.com rests with two name servers, ns1.world4you.at and ns2.world4you.at.

mattersdorfer.com shares the same name server setup as other domains, including hansiser.at, eventcatering.info, niederabsdorf.at, pranee.at and m-computer.at.

Host names with two IP numbers: ns1.world4you.at points to 2607:f1c0:fe:53:185:132:32:253 and 185.132.32.253; ns2.world4you.at points to 2001:8d8:fe:53:217:160:82:253 and 217.160.82.253.

Mail Servers

mattersdorfer.com is handled by a single mail server, mail.mattersdorfer.com.

mail.mattersdorfer.com points to a single IP: 81.19.149.84.

mattersdorfer.com - robtex.com