openengineering.net - dns.ninja

`openengineering.net`

DNSSEC	⚠️ Not signed
A	2a01:238:20a:202:1067::^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
		PTR	`w03.rzone.de`
A	81.169.145.67^{🇩🇪 STRATO81.169.144.0/22 AG}
NS	`shades16.rzone.de` ⭐
		A	2607:f1c0:fe:53:185:132:34:143^{🇺🇸 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	`shades16.rzone.de`
		A	185.132.34.143^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`shades16.rzone.de`
NS	`docks12.rzone.de`
		A	2001:8d8:fe:53:5747:2a74:d:12^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`docks12.rzone.de`
		A	217.160.80.139^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`docks12.rzone.de`
MX	`smtpin.rzone.de` ⭐
		A	2a01:238:20a:202:50f0::1097^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
			PTR	`smtpin.rzone.de`
		A	81.169.145.97^{🇩🇪 STRATO81.169.144.0/22 AG}
			PTR	`smtpin.rzone.de`
SOA	`shades16.rzone.de`hostmaster@strato-rz.de 2020-07-03 #14

`net`

	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=1786284974

Same first word

openengineering.net

openengineering.co

openengineering.info

DNS History

9 records (5 active, 4 former)

●NSdocks12.rzone.de2026-03-31 → 2026-08-09 · 3 obs

○ 2017-04-04 13:00:10
● 2026-03-31 16:00:18
● 2026-08-09 14:25:18

○NSns63.worldnic.com2015-07-06 → 2017-04-04 · 4 obs

● 2015-07-06 15:30:50
● 2017-04-04 13:00:10
○ 2026-03-31 16:00:18
○ 2026-08-09 14:25:18

○NSns64.worldnic.com2015-07-06 → 2017-04-04 · 4 obs

● 2015-07-06 15:30:50
● 2017-04-04 13:00:10
○ 2026-03-31 16:00:18
○ 2026-08-09 14:25:18

●NSshades16.rzone.de2026-03-31 → 2026-08-09 · 3 obs

○ 2017-04-04 13:00:10
● 2026-03-31 16:00:18
● 2026-08-09 14:25:18

○MXp.webcom.ctmail.com2015-11-16 → 2017-04-04 · 4 obs

● 2015-11-16 04:38:58
● 2017-04-04 13:00:10
○ 2026-03-31 16:00:18
○ 2026-08-09 14:25:18

●MXsmtpin.rzone.de2026-03-31 → 2026-08-09 · 3 obs

○ 2017-04-04 13:00:10
● 2026-03-31 16:00:18
● 2026-08-09 14:25:18

○A208.91.197.252015-07-06 → 2017-04-04 · 4 obs

● 2015-07-06 15:30:50
● 2017-04-04 13:00:10
○ 2026-03-31 16:00:18
○ 2026-08-09 14:25:18

●A2a01:238:20a:202:1067::2026-03-31 → 2026-08-09 · 3 obs

○ 2017-04-04 13:00:10
● 2026-03-31 16:00:18
● 2026-08-09 14:25:18

●A81.169.145.672026-03-31 → 2026-08-09 · 3 obs

○ 2017-04-04 13:00:10
● 2026-03-31 16:00:18
● 2026-08-09 14:25:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	j.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net, g.gtld-servers.net...	-
openengineering.net	docks12.rzone.de, shades16.rzone.de	-

✅ Authoritative Response

Server:217.160.80.139

NS records: docks12.rzone.de, shades16.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for openengineering.net (unsigned zone)

⏱️ Timing

Total: 1867ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.169.145.67`
AAAA	1	`2a01:238:20a:202:1067::`
NS	2	`docks12.rzone.de, shades16.rzone.de`
MX	1	`smtpin.rzone.de (pri: 5)`
SOA	1	`shades16.rzone.de hostmaster.strato-rz.d`

Analysis

IP Addresses

openengineering.net has two IP addresses: 81.169.145.67 and 2a01:238:20a:202:1067::

terraxcontrol.de, ifa-at.eu, x-projekt.de and two other host names share IP numbers with openengineering.net.

Name Servers

The NS records for openengineering.net delegate to docks12.rzone.de and shades16.rzone.de.

openengineering.net uses the same name servers as several other domains — among them service-punkt.com, friedenskirchengemeinde.de, eckart-fleischwaren.de and two more.

At least some of openengineering.net's name servers are shared with other domains, for example maler-erlangen-hoechstadt.de, re-magazin.com, seepfoten.net and two more.

These name servers tend to co-occur with docks17.rzone.de, docks04.rzone.de, docks07.rzone.de and 7 other name servers in the same DNS delegations.

docks12.rzone.de resolves to 217.160.80.139 and 2001:8d8:fe:53:5747:2a74:d:12. Likewise, shades16.rzone.de resolves to 185.132.34.143 and 2607:f1c0:fe:53:185:132:34:143 — two IP addresses apiece.

Mail Servers

Mail for openengineering.net is handled by a single mail server, smtpin.rzone.de.

openengineering.net uses an identical mail server configuration to several other domains — among them neiling.de, dvg-herdecke.de, dailup-78-10.dsl.brandl-services.com and two more.

smtpin.rzone.de directs to two IP numbers, 81.169.145.97 and 2a01:238:20a:202:50f0::1097.