congrex.dk - dns.ninja

`congrex.dk`

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	`mx00.udag.de` ⭐
		A	62.146.106.39^{🇩🇪 IPX-AS1559862.146.104.0/22 NorthC Deutschland GmbH}
			PTR	`mx00.udag.de`
MX	`mx01.udag.de`⁽²⁰⁾
		A	62.146.106.40^{🇩🇪 IPX-AS1559862.146.104.0/22 NorthC Deutschland GmbH}
			PTR	`mx01.udag.de`
TXT	`v=spf1 include:_smtp.udag.de ~all`
SOA	`ns.udag.de`hostmaster@united-domains.de 2023-12-02 #2

`dk`

	DNSSEC	🔒 Signed (DS record present)
	NS	`b.nic.dk` ⭐
	NS	`c.nic.dk`
	NS	`h.nic.dk`
	NS	`l.nic.dk`
	NS	`s.nic.dk`
	NS	`t.nic.dk`
	TXT	`DK zone updateEpoch 1785164941localtime Mon Jul 27 17:09:01 2026gmtime Mon Ju...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1785165121

Same first word

congrex.org

congrex.com

congrex.dk

congrex.fi

congrex.in

congrex.de

congrex.fr

congrex.ch

congrex.se

congrex.events

congrex.nl

Similar names

regconx.com

cxnorge.com

DNS History

13 records (6 active, 7 former)

●NSns.udag.de2026-04-08 → 2026-07-27 · 3 obs

○ 2015-08-01 19:48:04
● 2026-04-08 07:31:12
● 2026-07-27 15:37:16

●NSns.udag.net2026-04-08 → 2026-07-27 · 3 obs

○ 2015-08-01 19:48:04
● 2026-04-08 07:31:12
● 2026-07-27 15:37:16

●NSns.udag.org2026-04-08 → 2026-07-27 · 3 obs

○ 2015-08-01 19:48:04
● 2026-04-08 07:31:12
● 2026-07-27 15:37:16

○NSnsgbr.comlaude.co.uk2015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 19:48:04
○ 2026-04-08 07:31:12
○ 2026-07-27 15:37:16

○NSnssui.comlaude.ch2015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 19:48:04
○ 2026-04-08 07:31:12
○ 2026-07-27 15:37:16

○NSnsusa.comlaude.net2015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 19:48:04
○ 2026-04-08 07:31:12
○ 2026-07-27 15:37:16

○MXcongrex.dk.s200a1.psmtp.com2015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 19:48:04
○ 2026-04-08 07:31:12
○ 2026-07-27 15:37:16

○MXcongrex.dk.s200a2.psmtp.com2015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 19:48:04
○ 2026-04-08 07:31:12
○ 2026-07-27 15:37:16

○MXcongrex.dk.s200b2.psmtp.com2015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 19:48:04
○ 2026-04-08 07:31:12
○ 2026-07-27 15:37:16

●MXmx00.udag.de2026-04-08 → 2026-07-27 · 3 obs

○ 2015-08-01 19:48:04
● 2026-04-08 07:31:12
● 2026-07-27 15:37:16

●MXmx01.udag.de2026-04-08 → 2026-07-27 · 3 obs

○ 2015-08-01 19:48:04
● 2026-04-08 07:31:12
● 2026-07-27 15:37:16

○A176.52.243.132015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 19:48:04
○ 2026-04-08 07:31:12
○ 2026-07-27 15:37:16

●A89.31.143.902026-04-08 → 2026-07-27 · 3 obs

○ 2015-08-01 19:48:04
● 2026-04-08 07:31:12
● 2026-07-27 15:37:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	h.nic.dk, b.nic.dk, s.nic.dk, t.nic.dk...	-
congrex.dk	ns.udag.de, ns.udag.net, ns.udag.org	-

✅ Authoritative Response

Server:217.160.80.253

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for congrex.dk (unsigned zone)

⏱️ Timing

Total: 1470ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`89.31.143.90`
NS	3	`ns.udag.de, ns.udag.org...`
MX	2	`mx01.udag.de (pri: 20), mx00.udag.de (pri: 10)`
TXT	1	`v=spf1 include:_smtp.udag.de ~all`
SOA	1	`ns.udag.de hostmaster.united-domains.de`

Analysis

IP Addresses

congrex.dk resolves to one IP address: 89.31.143.90.

contag.es, weinor.dk, agrex.bayern and two other host names share IP numbers with congrex.dk.

Name Servers

congrex.dk is delegated to three name servers: ns.udag.de, ns.udag.net and ns.udag.org.

The name servers of congrex.dk overlap at least partially with those of other domains — among them triathlon-world.com, epasus.eu, flyer-ebikes.nl and two more.

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

Mail for congrex.dk is handled by two mail servers — mx00.udag.de and mx01.udag.de.

congrex.dk uses an identical mail server configuration to several other domains — among them hansetrail.biz, ebn24.at, ubs-stick.de and two more.

Both mx00.udag.de and mx01.udag.de have a single IP address each — mx00.udag.de resolves to 62.146.106.39 while mx01.udag.de resolves to 62.146.106.40.