`ruttkowski.com`

DNSSEC	⚠️ Not signed
A	81.169.133.28^{🇩🇪 STRATO81.169.128.0/17 AG}
		PTR	`mail.cc2c.de`
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`
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`
MX	`exchange.congress-compact.de` ⭐
		A	87.139.1.10^{🇩🇪 DTAG87.128.0.0/10 Deutsche Telekom AG, Internet service provider}
			PTR	`exchange.congress-compact.de`
TXT	`v=spf1 mx ip4:87.139.1.10 -all`
SOA	`ns3.stratoserver.net`hostmaster@strato-rz.de 2020-05-07 #5

`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=1775983122

Previously MX for

ruttkowski.com

Same first word

ruttkowski.com

ruttkowski.org

DNS History

8 records (4 active, 4 former)

○NSns.stratoserver.net2015-06-18 → 2017-02-01 · 4 obs

● 2015-06-18 23:41:26
● 2017-02-01 17:11:32
○ 2020-01-30 15:31:32
○ 2026-04-12 08:56:52

○NSns2.stratoserver.net2015-06-18 → 2017-02-01 · 4 obs

● 2015-06-18 23:41:26
● 2017-02-01 17:11:32
○ 2020-01-30 15:31:32
○ 2026-04-12 08:56:52

●NSns3.stratoserver.net2020-01-30 → 2026-04-12 · 3 obs

○ 2017-02-01 17:11:32
● 2020-01-30 15:31:32
● 2026-04-12 08:56:52

●NSns4.stratoserver.net2020-01-30 → 2026-04-12 · 3 obs

○ 2017-02-01 17:11:32
● 2020-01-30 15:31:32
● 2026-04-12 08:56:52

●MXexchange.congress-compact.de2026-02-16 → 2026-04-12 · 3 obs

○ 2020-01-30 15:31:32
● 2026-02-16 02:17:18
● 2026-04-12 08:56:52

○MXruttkowski.com2015-06-18 → 2020-01-30 · 4 obs

● 2015-06-18 23:41:26
● 2020-01-30 15:31:32
○ 2026-02-16 02:17:18
○ 2026-04-12 08:56:52

●A81.169.133.282016-04-16 → 2026-04-12 · 3 obs

○ 2016-01-16 03:56:30
● 2016-04-16 19:55:38
● 2026-04-12 08:56:52

○A85.214.133.1162015-06-18 → 2016-01-16 · 4 obs

● 2015-06-18 23:41:26
● 2016-01-16 03:56:30
○ 2016-04-16 19:55:38
○ 2026-04-12 08:56:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net, l.gtld-servers.net...	-
ruttkowski.com	ns3.stratoserver.net, ns4.stratoserver.net	-

✅ Authoritative Response

Server:217.160.80.159

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ruttkowski.com (unsigned zone)

⏱️ Timing

Total: 574ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.169.133.28`
NS	2	`ns4.stratoserver.net, ns3.stratoserver.net`
MX	1	`exchange.congress-compact.de (pri: 10)`
TXT	1	`v=spf1 mx ip4:87.139.1.10 -all`
SOA	1	`ns3.stratoserver.net hostmaster.strato-r`

Analysis

IP Addresses

ruttkowski.com points to a single IP number: 81.169.133.28.

other host names for instance hygiene-europe.org, krankenhaushygiene.de, aga-online.at, dr-nebelung.de and dgkh.de share IP numbers with ruttkowski.com.

Name Servers

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

ruttkowski.com shares the same name server setup as other domains, for example unisult.de, mkhanet.de, nassenheider.com, roe-gmbh.de and bewusster-leben.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

ruttkowski.com is handled by a single mail server, exchange.congress-compact.de.

ruttkowski.com shares the same mail server setup as other domains, for instance berlin-shoulder-course.com, vdaepc.de, congress-compact.de, krankenhaushygiene.de and technische-hygiene.de.

Host name exchange.congress-compact.de points to IP address 87.139.1.10.

ruttkowski.com - robtex.com

ruttkowski.com

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