`dr-blatt.de`

DNSSEC	⚠️ Not signed
A	2a01:238:43cb:6800:fab4:d224:cb4c:fdf9^{🇩🇪 STRATO2a01:238::/29 Strato Rechenzentrum}
		PTR	`mail.dr-blatt.de`
A	85.214.200.204^{🇩🇪 STRATO85.214.0.0/15 AG}
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	`mail.dr-blatt.de` ⭐
		A	2a01:238:43cb:6800:fab4:d224:cb4c:fdf9^{🇩🇪 STRATO2a01:238::/29 Strato Rechenzentrum}
			PTR	`mail.dr-blatt.de`
		A	85.214.200.204^{🇩🇪 STRATO85.214.0.0/15 AG}
			PTR	`mail.dr-blatt.de`
MX	`mail.op-op.com`⁽²⁰⁾
TXT	`v=spf1 mx -all`
SOA	`ns4.stratoserver.net`hostmaster@strato-rz.de 2020-05-15 #24

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1777117149

Previously MX for

dr-blatt.de

Subdomains

mail.dr-blatt.de

Same first word

dr-blatt.de

DNS History

10 records (6 active, 4 former)

○NSns.stratoserver.net2015-08-02 → 2016-07-03 · 4 obs

● 2015-08-02 01:14:44
● 2016-07-03 14:31:52
○ 2017-02-18 09:15:54
○ 2026-04-25 12:08:36

○NSns2.stratoserver.net2015-08-02 → 2016-07-03 · 4 obs

● 2015-08-02 01:14:44
● 2016-07-03 14:31:52
○ 2017-02-18 09:15:54
○ 2026-04-25 12:08:36

●NSns3.stratoserver.net2017-02-18 → 2026-04-25 · 3 obs

○ 2016-07-03 14:31:52
● 2017-02-18 09:15:54
● 2026-04-25 12:08:36

●NSns4.stratoserver.net2017-02-18 → 2026-04-25 · 3 obs

○ 2016-07-03 14:31:52
● 2017-02-18 09:15:54
● 2026-04-25 12:08:36

○MXdr-blatt.de2015-08-02 → 2017-02-18 · 4 obs

● 2015-08-02 01:14:44
● 2017-02-18 09:15:54
○ 2020-02-06 12:29:20
○ 2026-04-25 12:08:36

●MXmail.dr-blatt.de2020-02-06 → 2026-04-25 · 3 obs

○ 2017-02-18 09:15:54
● 2020-02-06 12:29:20
● 2026-04-25 12:08:36

●MXmail.op-op.com2026-02-16 → 2026-04-25 · 3 obs

○ 2020-02-06 12:29:20
● 2026-02-16 06:45:52
● 2026-04-25 12:08:36

●A2a01:238:43cb:6800:fab4:d224:cb4c:fdf92026-02-16 → 2026-04-25 · 3 obs

○ 2016-07-03 14:31:52
● 2026-02-16 06:45:52
● 2026-04-25 12:08:36

○A85.214.18.2222015-08-02 → 2016-03-05 · 4 obs

● 2015-08-02 01:14:44
● 2016-03-05 22:05:12
○ 2016-07-03 14:31:52
○ 2026-04-25 12:08:36

●A85.214.200.2042016-07-03 → 2026-04-25 · 3 obs

○ 2016-03-05 22:05:12
● 2016-07-03 14:31:52
● 2026-04-25 12:08:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
dr-blatt.de	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 dr-blatt.de (unsigned zone)

⏱️ Timing

Total: 894ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.214.200.204`
AAAA	1	`2a01:238:43cb:6800:fab4:d224:cb4c:fdf9`
NS	2	`ns4.stratoserver.net, ns3.stratoserver.net`
MX	2	`mail.dr-blatt.de (pri: 10), mail.op-op.com (pri: 20)`
TXT	1	`v=spf1 mx -all`
SOA	1	`ns4.stratoserver.net hostmaster.strato-r`

Analysis

Hierarchy

dr-blatt.de is the parent of mail.dr-blatt.de.

IP Addresses

dr-blatt.de points to two IPs: 2a01:238:43cb:6800:fab4:d224:cb4c:fdf9 and 85.214.200.204.

Other host names, for instance mail.dr-blatt.de, share IP numbers with dr-blatt.de.

Name Servers

dr-blatt.de's delegation uses two name servers, ns3.stratoserver.net and ns4.stratoserver.net.

dr-blatt.de shares the same name server setup as other domains, for example praxisdermedizin.de, newmail.newchannel.nl, junobase.com, hotel-goldener-ochsen-hohenstaufen.de and spoon-sarasota.de.

Host names with two IPs:

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

dr-blatt.de is handled by two mail servers: mail.op-op.com and mail.dr-blatt.de.

dr-blatt.de shares some mail servers with other domains, for example mail.dr-blatt.de and opm-op.com.

these mail servers are commonly used alongside the mail servers mail.opm-op.com.

Host names with two IP numbers: mail.dr-blatt.de points to 2a01:238:43cb:6800:fab4:d224:cb4c:fdf9 and 85.214.200.204.

dr-blatt.de - robtex.com

dr-blatt.de

de