cotectra.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`cotectra.com`

DNSSEC	⚠️ Not signed
A	2a03:4000:4b:f9f:8a8:86ff:fed8:b3a7^{🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH}
		PTR	`mail02.eresource.de`
A	45.157.176.57^{🇩🇪 netcup-AS45.157.176.0/22}
NS	`docks04.rzone.de` ⭐
		A	2001:8d8:fe:53:5747:2a74:d:4^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`docks04.rzone.de`
		A	217.160.80.131^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`docks04.rzone.de`
NS	`shades11.rzone.de`
		A	2607:f1c0:fe:53:185:132:34:138^{🇺🇸 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	`shades11.rzone.de`
		A	185.132.34.138^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`shades11.rzone.de`
MX	`cotectra.com` ⭐
		A	2a03:4000:4b:f9f:8a8:86ff:fed8:b3a7^{🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH}
			PTR	`mail02.eresource.de`
		A	45.157.176.57^{🇩🇪 netcup-AS45.157.176.0/22}
			PTR	`mail02.eresource.de`
TXT	`v=spf1 mx -all`
SOA	`docks04.rzone.de`hostmaster@strato-rz.de 2020-09-02 #51

`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=1786886199

MX for

cotectra.com

Same first word

cotectra.com

Similar names

DNS History

11 records (5 active, 6 former)

○NSdns01-tld.t-online.de2020-01-22 → 2020-01-22 · 3 obs

● 2020-01-22 00:39:10
○ 2026-02-21 19:51:10
○ 2026-08-16 13:35:48

○NSdns02-tld.t-online.de2020-01-22 → 2020-01-22 · 3 obs

● 2020-01-22 00:39:10
○ 2026-02-21 19:51:10
○ 2026-08-16 13:35:48

●NSdocks04.rzone.de2026-02-21 → 2026-08-16 · 3 obs

○ 2020-01-22 00:39:10
● 2026-02-21 19:51:10
● 2026-08-16 13:35:48

●NSshades11.rzone.de2026-02-21 → 2026-08-16 · 3 obs

○ 2020-01-22 00:39:10
● 2026-02-21 19:51:10
● 2026-08-16 13:35:48

●MXcotectra.com2026-02-21 → 2026-08-16 · 3 obs

○ 2020-01-22 00:39:10
● 2026-02-21 19:51:10
● 2026-08-16 13:35:48

○MXsmtp-01.tld.t-online.de2020-01-22 → 2020-01-22 · 3 obs

● 2020-01-22 00:39:10
○ 2026-02-21 19:51:10
○ 2026-08-16 13:35:48

○MXsmtp-02.tld.t-online.de2020-01-22 → 2020-01-22 · 3 obs

● 2020-01-22 00:39:10
○ 2026-02-21 19:51:10
○ 2026-08-16 13:35:48

○A2003:2:2:15:80:150:6:1432020-01-22 → 2020-01-22 · 3 obs

● 2020-01-22 00:39:10
○ 2026-02-21 19:51:10
○ 2026-08-16 13:35:48

●A2a03:4000:4b:f9f:8a8:86ff:fed8:b3a72026-02-21 → 2026-08-16 · 3 obs

○ 2020-01-22 00:39:10
● 2026-02-21 19:51:10
● 2026-08-16 13:35:48

●A45.157.176.572026-02-21 → 2026-08-16 · 3 obs

○ 2020-01-22 00:39:10
● 2026-02-21 19:51:10
● 2026-08-16 13:35:48

○A80.150.6.1432020-01-22 → 2020-01-22 · 3 obs

● 2020-01-22 00:39:10
○ 2026-02-21 19:51:10
○ 2026-08-16 13:35:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cotectra.com	docks04.rzone.de, shades11.rzone.de	-

✅ Authoritative Response

Server:185.132.34.138

NS records: docks04.rzone.de, shades11.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cotectra.com (unsigned zone)

⏱️ Timing

Total: 1271ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.157.176.57`
AAAA	1	`2a03:4000:4b:f9f:8a8:86ff:fed8:b3a7`
NS	2	`shades11.rzone.de, docks04.rzone.de`
MX	1	`cotectra.com (pri: 10)`
TXT	1	`v=spf1 mx -all`
SOA	1	`docks04.rzone.de hostmaster.strato-rz.de`

Analysis

Mail Server Role

cotectra.com acts as its own mail server.

IP Addresses

cotectra.com has two IP addresses: 45.157.176.57 and 2a03:4000:4b:f9f:8a8:86ff:fed8:b3a7

Additional host names — thleh.de, zaunbau-nawrath.de, mail02.eresource.de and two others — share IP numbers with cotectra.com.

Name Servers

Two name servers handle the delegation for cotectra.com: docks04.rzone.de and shades11.rzone.de.

cotectra.com shares its name server setup with other domains, including khell.de, buskermolen.eu, original-unverpackt.de and two others.

At least some of cotectra.com's name servers are shared with other domains, for example styk.de, digitalme.se, bau-spindler.com and two more.

These name servers tend to co-occur with docks19.rzone.de, shades08.rzone.de, shades20.rzone.de and 7 other name servers in the same DNS delegations.

docks04.rzone.de and shades11.rzone.de both carry two IP addresses. The A records for docks04.rzone.de are 217.160.80.131 and 2001:8d8:fe:53:5747:2a74:d:4; the A records for shades11.rzone.de are 185.132.34.138 and 2607:f1c0:fe:53:185:132:34:138.

Mail Servers

cotectra.com has a single mail server: cotectra.com itself.

cotectra.com directs to two IP numbers, 45.157.176.57 and 2a03:4000:4b:f9f:8a8:86ff:fed8:b3a7.