duerr.ro - dns.ninja

`duerr.ro`

DNSSEC	⚠️ Not signed
A	89.31.143.90^{🇩🇪 UDAG89.31.143.0/24}
NS	`ns.udag.de` ⭐
		A	2001:8d8:fe:53:217:160:80:253^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns.udag.de`
		A	217.160.80.253^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns.udag.de`
NS	`ns.udag.net`
		A	2607:f1c0:fe:53:185:132:33:253^{🇺🇸 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	`ns.udag.net`
		A	185.132.33.253^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns.udag.net`
NS	`ns.udag.org`
		A	2607:f1c0:fe:53:185:132:34:253^{🇺🇸 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	`ns.udag.org`
		A	185.132.34.253^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns.udag.org`
MX	`mx01.hornetsecurity.com` ⭐
		A	94.100.132.8^{🇩🇪 MK-NETZDIENSTE-AS94.100.132.0/23 ANTISPAMEUROPE-NET via AS25394}
			PTR	`mx01.hornetsecurity.com`
MX	`mx02.hornetsecurity.com`⁽²⁰⁾
		A	94.100.136.8^{🇩🇪 SSERV-AS94.100.136.0/23 ANTISPAMEUROPE via as24679.net}
			PTR	`mx02.hornetsecurity.com`
MX	`mx03.hornetsecurity.com`⁽³⁰⁾
		A	94.100.134.8^{🇩🇪 NCORE-AS94.100.134.0/24 antispameurope GmbH via as12676}
			PTR	`mx03.hornetsecurity.com`
MX	`mx04.hornetsecurity.com`⁽⁴⁰⁾
		A	94.100.136.7^{🇩🇪 SSERV-AS94.100.136.0/23 ANTISPAMEUROPE via as24679.net}
			PTR	`mx04.hornetsecurity.com`
TXT	`v=spf1 redirect=duerr.ro.spf.hornetdmarc.com`
TXT	`MS=ms20207633`
SOA	`ns.udag.de`hostmaster@united-domains.de 2024-11-25 #15

`ro`

	DNSSEC	🔒 Signed (DS record present)
	NS	`primary.rotld.ro` ⭐
	NS	`dns-at.rotld.ro`
	NS	`dns-c.rotld.ro`
	NS	`dns-ro.denic.de`
	NS	`sec-dns-a.rotld.ro`
	NS	`sec-dns-b.rotld.ro`
	SOA	`primary.rotld.ro`hostmaster@rotld.ro serial=2018551615

Same first word

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Similar names

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deurr.com

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redur.biz

DNS History

16 records (8 active, 8 former)

●NSns.udag.de2015-11-19 → 2026-07-06 · 3 obs

○ 2015-07-17 00:57:04
● 2015-11-19 22:05:38
● 2026-07-06 19:32:24

●NSns.udag.net2015-11-19 → 2026-07-06 · 3 obs

○ 2015-07-17 00:57:04
● 2015-11-19 22:05:38
● 2026-07-06 19:32:24

●NSns.udag.org2015-11-19 → 2026-07-06 · 3 obs

○ 2015-07-17 00:57:04
● 2015-11-19 22:05:38
● 2026-07-06 19:32:24

○NSserver1-ns1.udagdns.net2015-07-17 → 2015-07-17 · 3 obs

● 2015-07-17 00:57:04
○ 2015-11-19 22:05:38
○ 2026-07-06 19:32:24

○NSserver1-ns2.udagdns.net2015-07-17 → 2015-07-17 · 3 obs

● 2015-07-17 00:57:04
○ 2015-11-19 22:05:38
○ 2026-07-06 19:32:24

○NSserver1-ns3.udagdns.net2015-07-17 → 2015-07-17 · 3 obs

● 2015-07-17 00:57:04
○ 2015-11-19 22:05:38
○ 2026-07-06 19:32:24

○MXmail1.duerr.de2015-07-17 → 2018-09-29 · 3 obs

● 2015-07-17 00:57:04
● 2018-09-29 21:46:34
○ 2026-07-06 19:32:24

○MXmail2.duerr.de2015-07-17 → 2018-09-29 · 3 obs

● 2015-07-17 00:57:04
● 2018-09-29 21:46:34
○ 2026-07-06 19:32:24

●MXmx01.hornetsecurity.com2026-07-06 → 2026-07-06 · 2 obs

○ 2018-09-29 21:46:34
● 2026-07-06 19:32:24

●MXmx02.hornetsecurity.com2026-07-06 → 2026-07-06 · 2 obs

○ 2018-09-29 21:46:34
● 2026-07-06 19:32:24

●MXmx03.hornetsecurity.com2026-07-06 → 2026-07-06 · 2 obs

○ 2018-09-29 21:46:34
● 2026-07-06 19:32:24

●MXmx04.hornetsecurity.com2026-07-06 → 2026-07-06 · 2 obs

○ 2018-09-29 21:46:34
● 2026-07-06 19:32:24

○A89.31.143.12017-02-01 → 2018-09-29 · 4 obs

○ 2016-06-18 06:36:46
● 2017-02-01 02:33:00
● 2018-09-29 21:46:34
○ 2026-07-06 19:32:24

○A89.31.143.112015-07-17 → 2015-07-17 · 3 obs

● 2015-07-17 00:57:04
○ 2015-11-19 22:05:38
○ 2026-07-06 19:32:24

○A89.31.143.162015-11-19 → 2016-06-18 · 5 obs

○ 2015-07-17 00:57:04
● 2015-11-19 22:05:38
● 2016-06-18 06:36:46
○ 2017-02-01 02:33:00
○ 2026-07-06 19:32:24

●A89.31.143.902026-07-06 → 2026-07-06 · 2 obs

○ 2018-09-29 21:46:34
● 2026-07-06 19:32:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ro	dns-ro.denic.de, sec-dns-a.rotld.ro, dns-at.rotld.ro, sec-dns-b.rotld.ro...	11 records
duerr.ro	ns.udag.net, ns.udag.de, ns.udag.org	-

✅ Authoritative Response

Server:217.160.80.253

NS records: ns.udag.net, ns.udag.de, ns.udag.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duerr.ro (unsigned zone)

⏱️ Timing

Total: 1330ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`89.31.143.90`
NS	3	`ns.udag.de, ns.udag.org...`
MX	4	`mx01.hornetsecurity.com (pri: 10), mx02.hornetsecurity.com (pri: 20)...`
TXT	2	`v=spf1 redirect=duerr.ro.spf.hornetdmarc, MS=ms20207633`
SOA	1	`ns.udag.de hostmaster.united-domains.de`

📌 Glue Records Collected

Total: 11

In-bailiwick: 10 (sec-dns-b.rotld.ro, sec-dns-a.rotld.ro, primary.rotld.ro...)

Out-of-bailiwick: 1 (dns-ro.denic.de)

Analysis

IP Addresses

duerr.ro points to a single IP number: 89.31.143.90.

Additional host names — spillbarrier.eu, webbis.de, 3d-magazin.eu and two others — share IP numbers with duerr.ro.

Name Servers

duerr.ro is delegated to three name servers: ns.udag.de, ns.udag.net and ns.udag.org.

duerr.ro shares at least some of its name servers with other domains, including stellenanzeigen.media, familie-eis.de, upguard.de and two others.

ns.udag.de, ns.udag.net and ns.udag.org each resolve to two IP addresses: ns.udag.de resolves to 217.160.80.253 and 2001:8d8:fe:53:217:160:80:253; ns.udag.net resolves to 185.132.33.253 and 2607:f1c0:fe:53:185:132:33:253; ns.udag.org resolves to 185.132.34.253 and 2607:f1c0:fe:53:185:132:34:253.

Mail Servers

duerr.ro has four mail servers: mx01.hornetsecurity.com, mx02.hornetsecurity.com, mx03.hornetsecurity.com and mx04.hornetsecurity.com.

duerr.ro shares mail servers — at least in part — with other domains, including notare-rombach.de, cloud-tree.co.uk, isk-hannover.de and two others.

mx01.hornetsecurity.com, mx02.hornetsecurity.com, mx03.hornetsecurity.com and mx04.hornetsecurity.com each resolve to one IP address: mx01.hornetsecurity.com resolves to 94.100.132.8, mx02.hornetsecurity.com resolves to 94.100.136.8, mx03.hornetsecurity.com resolves to 94.100.134.8 and mx04.hornetsecurity.com resolves to 94.100.136.7.