`robertbialek.com`

DNSSEC	⚠️ Not signed
A	2a00:1828:3000::1:6e5a:2^{🇩🇪 MANITU2a00:1828::/32 manitu GmbH Welvertstrasse 2 66606 St. Wendel Germany}
A	217.11.48.103^{🇩🇪 MANITU217.11.48.0/20 manitu GmbH Welvertstrasse 2 66606 St. Wendel Germany}
NS	`dns01.manitu.net` ⭐
		A	2a00:1828:1000:1148::2^{🇩🇪 MANITU2a00:1828::/32 manitu GmbH Welvertstrasse 2 66606 St. Wendel Germany}
			PTR	`dns01.manitu.net`
		A	217.11.48.200^{🇩🇪 MANITU217.11.48.0/20 manitu GmbH Welvertstrasse 2 66606 St. Wendel Germany}
			PTR	`dns01.manitu.net`
NS	`dns02.manitu.net`
		A	2a00:1828:1000:1149::2^{🇩🇪 MANITU2a00:1828::/32 manitu GmbH Welvertstrasse 2 66606 St. Wendel Germany}
			PTR	`dns02.manitu.net`
		A	217.11.49.200^{🇩🇪 MANITU217.11.48.0/20 manitu GmbH Welvertstrasse 2 66606 St. Wendel Germany}
			PTR	`dns02.manitu.net`
MX	`mail023.webhosting.manitu.net` ⭐
		A	2a00:1828:1000:3023::2^{🇩🇪 MANITU2a00:1828::/32 manitu GmbH Welvertstrasse 2 66606 St. Wendel Germany}
			PTR	`mail023.webhosting.manitu.net`
		A	89.238.86.23^{🇩🇪 MANITU89.238.64.0/18 manitu GmbH Welvertstrasse 2 66606 St. Wendel Germany}
			PTR	`mail023.webhosting.manitu.net`
TXT	`v=spf1 mx a include:_spf.manitu.net -all`
SOA	`dns01.manitu.net`hostmaster@manitu.net 2026-01-29 #1

`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=1777434561

Subdomains

mail.robertbialek.com

Same first word

robertbialek.com

robertbialek.de

DNS History

7 records (5 active, 2 former)

●NSdns01.manitu.net2015-07-21 → 2026-04-29 · 2 obs

● 2015-07-21 02:40:10
● 2026-04-29 03:58:50

●NSdns02.manitu.net2015-07-21 → 2026-04-29 · 2 obs

● 2015-07-21 02:40:10
● 2026-04-29 03:58:50

○MXmail.robertbialek.com2015-07-21 → 2020-04-06 · 4 obs

● 2015-07-21 02:40:10
● 2020-04-06 09:47:20
○ 2026-02-16 17:24:00
○ 2026-04-29 03:58:50

●MXmail023.webhosting.manitu.net2026-02-16 → 2026-04-29 · 3 obs

○ 2020-04-06 09:47:20
● 2026-02-16 17:24:00
● 2026-04-29 03:58:50

●A217.11.48.1032015-07-21 → 2026-04-29 · 2 obs

● 2015-07-21 02:40:10
● 2026-04-29 03:58:50

○A2a00:1828:1000:2103::22020-04-06 → 2020-04-06 · 4 obs

○ 2015-07-21 02:40:10
● 2020-04-06 09:47:20
○ 2026-02-16 17:24:00
○ 2026-04-29 03:58:50

●A2a00:1828:3000::1:6e5a:22026-02-16 → 2026-04-29 · 3 obs

○ 2020-04-06 09:47:20
● 2026-02-16 17:24:00
● 2026-04-29 03:58:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
robertbialek.com	dns01.manitu.net, dns02.manitu.net	-

✅ Authoritative Response

Server:217.11.48.200

NS records: dns01.manitu.net, dns02.manitu.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for robertbialek.com (unsigned zone)

⏱️ Timing

Total: 497ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.11.48.103`
AAAA	1	`2a00:1828:3000::1:6e5a:2`
NS	2	`dns02.manitu.net, dns01.manitu.net`
MX	1	`mail023.webhosting.manitu.net (pri: 10)`
TXT	1	`v=spf1 mx a include:_spf.manitu.net -all`
SOA	1	`dns01.manitu.net hostmaster.manitu.net`

Analysis

Hierarchy

robertbialek.com is the parent of mail.robertbialek.com.

IP Addresses

robertbialek.com resolves to two IPs: 2a00:1828:3000::1:6e5a:2 and 217.11.48.103.

other host names for instance subroto.de, joasgo.com, zeineku.de, waliant.de and leissing.net share IP numbers with robertbialek.com.

Name Servers

robertbialek.com is delegated to two name servers: dns01.manitu.net and dns02.manitu.net.

robertbialek.com shares the same name server setup as other domains, for example lingobar.de, midnx.com, smc-stolberg.de, livin-apartments.com and implicit-development.org.

robertbialek.com at least partially shares name servers with other domains, for example gaukler.at and mptcp.io.

Host names with two IP numbers:

dns01.manitu.net points to 2a00:1828:1000:1148::2 and 217.11.48.200

dns02.manitu.net points to 2a00:1828:1000:1149::2 and 217.11.49.200

Mail Servers

robertbialek.com is handled by a single mail server, mail023.webhosting.manitu.net.

robertbialek.com shares the same mail server setup as other domains, for instance thailandexperte.com, mail.biomethan-muehlacker.de, familie-lissner.de, esa-tec.de and beatrizlanchas.com.

Host mail023.webhosting.manitu.net resolves to two IPs: 2a00:1828:1000:3023::2 and 89.238.86.23.

robertbialek.com - robtex.com