`instructional.de`

DNSSEC	⚠️ Not signed
A	103.224.182.253^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
		PTR	`lb-182-253.above.com`
NS	`ns1.abovedomains.com` ⭐ ⚠️ Not in parent delegation
		A	103.224.182.9^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
		A	103.224.212.9^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
NS	`ns1.above.com` ⚠️ Not in zone NS records
		A	103.224.182.9^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
		A	103.224.212.9^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
NS	`ns2.above.com` ⚠️ Not in zone NS records
		A	103.224.182.10^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
		A	103.224.212.10^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
NS	`ns2.abovedomains.com` ⚠️ Not in parent delegation
		A	103.224.182.10^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
		A	103.224.212.10^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
MX	`park-mx.above.com` ⭐
		A	103.224.212.34^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`park-mx.above.com`
TXT	`v=spf1 ip6:fdcf:abda:4154::/48 -all`
SOA	`ns1.abovedomains.com`hostmaster@trellian.com 2026-04-12 #1

`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=1775936267

Same first word

instructional.biz

instructional.de

instructional.co.uk

instructional.design

instructional.ca

instructional.co

instructional.net

Similar names

csnutritional.com

rtcinsulation.com

DNS History

11 records (6 active, 5 former)

●NSns1.above.com2020-01-10 → 2026-04-11 · 3 obs

○ 2017-03-13 14:18:34
● 2020-01-10 21:29:34
● 2026-04-11 19:41:22

●NSns1.abovedomains.com2026-03-26 → 2026-04-11 · 3 obs

○ 2020-01-10 21:29:34
● 2026-03-26 14:05:18
● 2026-04-11 19:41:22

○NSns1.sedoparking.com2015-07-10 → 2017-03-13 · 4 obs

● 2015-07-10 11:44:12
● 2017-03-13 14:18:34
○ 2020-01-10 21:29:34
○ 2026-04-11 19:41:22

●NSns2.above.com2020-01-10 → 2026-04-11 · 3 obs

○ 2017-03-13 14:18:34
● 2020-01-10 21:29:34
● 2026-04-11 19:41:22

●NSns2.abovedomains.com2026-03-26 → 2026-04-11 · 3 obs

○ 2020-01-10 21:29:34
● 2026-03-26 14:05:18
● 2026-04-11 19:41:22

○NSns2.sedoparking.com2015-07-10 → 2017-03-13 · 4 obs

● 2015-07-10 11:44:12
● 2017-03-13 14:18:34
○ 2020-01-10 21:29:34
○ 2026-04-11 19:41:22

○MXlocalhost2017-03-13 → 2017-03-13 · 4 obs

○ 2016-07-09 00:31:14
● 2017-03-13 14:18:34
○ 2020-01-10 21:29:34
○ 2026-04-11 19:41:22

○MXmail.nickstel.com2015-07-10 → 2016-07-09 · 4 obs

● 2015-07-10 11:44:12
● 2016-07-09 00:31:14
○ 2017-03-13 14:18:34
○ 2026-04-11 19:41:22

●MXpark-mx.above.com2020-01-10 → 2026-04-11 · 3 obs

○ 2017-03-13 14:18:34
● 2020-01-10 21:29:34
● 2026-04-11 19:41:22

●A103.224.182.2532020-01-10 → 2026-04-11 · 3 obs

○ 2017-03-13 14:18:34
● 2020-01-10 21:29:34
● 2026-04-11 19:41:22

○A72.52.4.1212015-07-10 → 2017-03-13 · 4 obs

● 2015-07-10 11:44:12
● 2017-03-13 14:18:34
○ 2020-01-10 21:29:34
○ 2026-04-11 19:41:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
instructional.de	ns1.above.com, ns2.above.com	-

✅ Authoritative Response

Server:103.224.212.10

NS records: ns1.above.com, ns2.above.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for instructional.de (unsigned zone)

⏱️ Timing

Total: 845ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.224.182.253`
NS	2	`ns1.abovedomains.com, ns2.abovedomains.com`
MX	1	`park-mx.above.com (pri: 10)`
TXT	1	`v=spf1 ip6:fdcf:abda:4154::/48 -all`
SOA	1	`ns1.abovedomains.com hostmaster.trellian`

Analysis

IP Addresses

instructional.de resolves to a single IP: 103.224.182.253.

Other host names, for instance 365daysofglass.com, mail.didier-revient.com, webbox379.server-home.net, www.1337x.is and webbox965.server-home.net share IP numbers with instructional.de.

Name Servers

instructional.de is delegated to four name servers: ns1.above.com, ns2.above.com, ns1.abovedomains.com and ns2.abovedomains.com.

instructional.de shares some name servers with other domains, for example lordfilmwvk.online, ns1.162-240-232-46.hostgator-br.com, rcdn.org, www.yetshape.com and zuwai.com.

these name servers are often used with ns15.abovedomains.com, ns16.abovedomains.com, 5014.ns1.abovedomains.com, 5014.ns2.abovedomains.com, 421.ns1.abovedomains.com, 421.ns2.abovedomains.com, 1107.ns1.abovedomains.com, 1107.ns2.abovedomains.com, 5579.ns1.abovedomains.com and 5579.ns2.abovedomains.com.

Host names with two IP numbers:

ns1.above.com points to: 103.224.182.9 and 103.224.212.9.

ns2.above.com points to: 103.224.182.10 and 103.224.212.10.

ns1.abovedomains.com points to: 103.224.182.9 and 103.224.212.9.

ns2.abovedomains.com points to: 103.224.182.10 and 103.224.212.10.

Host names that point to 103.224.182.9: ns1.above.com and ns1.abovedomains.com.

Host names that point to 103.224.212.9: ns1.above.com and ns1.abovedomains.com.

Host names that point to 103.224.182.10: ns2.above.com and ns2.abovedomains.com.

Host names that point to 103.224.212.10: ns2.above.com and ns2.abovedomains.com.

Mail Servers

instructional.de is handled by a single mail server, park-mx.above.com.

instructional.de shares the mail server setup with other domains, for example mail.eigenstart.de, 1pond.tv, svg.www.bikinikungfu.com, usertesting.club and www.flikart.com.

Host name park-mx.above.com points to IP 103.224.212.34.

instructional.de - robtex.com