work-progress.de - dns.ninja

`work-progress.de`

DNSSEC	⚠️ Not signed
A	34.248.14.208^{🇮🇪 Amazon34.248.0.0/13 EC2 DUB prefix}
		PTR	`ec2-34-248-14-208.eu-west-1.compute.amazonaws.com`
A	52.48.146.101^{🇮🇪 Amazon52.48.0.0/14 EC2 DUB prefix}
A	52.215.177.72^{🇮🇪 Amazon52.208.0.0/13 EC2 DUB prefix}
NS	`ns-1272.awsdns-31.org` ⭐
		A	2600:9000:5304:f800::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1272.awsdns-31.org`
		A	205.251.196.248^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1272.awsdns-31.org`
NS	`ns-164.awsdns-20.com`
		A	2600:9000:5300:a400::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-164.awsdns-20.com`
		A	205.251.192.164^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-164.awsdns-20.com`
NS	`ns-1940.awsdns-50.co.uk`
		A	2600:9000:5307:9400::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1940.awsdns-50.co.uk`
		A	205.251.199.148^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1940.awsdns-50.co.uk`
NS	`ns-549.awsdns-04.net`
		A	2600:9000:5302:2500::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-549.awsdns-04.net`
		A	205.251.194.37^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-549.awsdns-04.net`
SOA	`ns-1272.awsdns-31.org`awsdns-hostmaster@amazon.com serial=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=1785780383

Same first word

work-progress.de

DNS History

24 records (7 active, 17 former)

●NSns-1272.awsdns-31.org2026-02-20 → 2026-08-03 · 2 obs

● 2026-02-20 16:24:36
● 2026-08-03 18:34:52

●NSns-164.awsdns-20.com2026-02-20 → 2026-08-03 · 2 obs

● 2026-02-20 16:24:36
● 2026-08-03 18:34:52

●NSns-1940.awsdns-50.co.uk2026-02-20 → 2026-08-03 · 2 obs

● 2026-02-20 16:24:36
● 2026-08-03 18:34:52

●NSns-549.awsdns-04.net2026-02-20 → 2026-08-03 · 2 obs

● 2026-02-20 16:24:36
● 2026-08-03 18:34:52

○A18.200.112.2112026-02-20 → 2026-02-20 · 3 obs

● 2026-02-20 16:24:36
○ 2026-02-26 23:35:22
○ 2026-08-03 18:34:52

○A18.200.152.02026-03-24 → 2026-03-24 · 4 obs

○ 2026-02-26 23:35:22
● 2026-03-24 12:55:06
○ 2026-04-13 02:38:08
○ 2026-08-03 18:34:52

○A34.240.92.1732026-04-29 → 2026-04-29 · 3 obs

○ 2026-04-13 19:38:26
● 2026-04-29 17:01:36
○ 2026-08-03 18:34:52

○A34.241.235.2122026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-20 16:24:36
● 2026-02-26 23:35:22
○ 2026-03-24 12:55:06
○ 2026-08-03 18:34:52

○A34.242.122.1262026-02-20 → 2026-08-03 · 2 obs

○ 2026-02-20 16:24:36
○ 2026-08-03 18:34:52

●A34.248.14.2082026-08-03 → 2026-08-03 · 2 obs

○ 2026-04-29 17:01:36
● 2026-08-03 18:34:52

○A34.248.216.1482026-03-24 → 2026-03-24 · 4 obs

○ 2026-02-26 23:35:22
● 2026-03-24 12:55:06
○ 2026-04-13 02:38:08
○ 2026-08-03 18:34:52

○A34.250.138.1632026-02-20 → 2026-02-20 · 3 obs

● 2026-02-20 16:24:36
○ 2026-02-26 23:35:22
○ 2026-08-03 18:34:52

○A34.251.119.242026-02-20 → 2026-02-26 · 4 obs

● 2026-02-20 16:24:36
● 2026-02-26 23:35:22
○ 2026-03-24 12:55:06
○ 2026-08-03 18:34:52

○A46.137.40.2322026-04-29 → 2026-04-29 · 3 obs

○ 2026-04-13 19:38:26
● 2026-04-29 17:01:36
○ 2026-08-03 18:34:52

○A52.209.68.252026-04-13 → 2026-04-13 · 5 obs

○ 2026-03-24 12:55:06
● 2026-04-13 02:38:08
● 2026-04-13 19:38:26
○ 2026-04-29 17:01:36
○ 2026-08-03 18:34:52

○A52.209.98.2042026-03-24 → 2026-03-24 · 4 obs

○ 2026-02-26 23:35:22
● 2026-03-24 12:55:06
○ 2026-04-13 02:38:08
○ 2026-08-03 18:34:52

●A52.215.177.722026-08-03 → 2026-08-03 · 2 obs

○ 2026-04-29 17:01:36
● 2026-08-03 18:34:52

○A52.30.16.1802026-02-20 → 2026-08-03 · 2 obs

○ 2026-02-20 16:24:36
○ 2026-08-03 18:34:52

●A52.48.146.1012026-08-03 → 2026-08-03 · 2 obs

○ 2026-04-29 17:01:36
● 2026-08-03 18:34:52

○A52.49.183.1552026-04-29 → 2026-04-29 · 3 obs

○ 2026-04-13 19:38:26
● 2026-04-29 17:01:36
○ 2026-08-03 18:34:52

○A54.75.133.632026-04-13 → 2026-04-13 · 5 obs

○ 2026-03-24 12:55:06
● 2026-04-13 02:38:08
● 2026-04-13 19:38:26
○ 2026-04-29 17:01:36
○ 2026-08-03 18:34:52

○A54.77.116.592026-04-13 → 2026-04-13 · 5 obs

○ 2026-03-24 12:55:06
● 2026-04-13 02:38:08
● 2026-04-13 19:38:26
○ 2026-04-29 17:01:36
○ 2026-08-03 18:34:52

○A63.35.36.1272026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-20 16:24:36
● 2026-02-26 23:35:22
○ 2026-03-24 12:55:06
○ 2026-08-03 18:34:52

○A99.80.6.2472026-02-20 → 2026-08-03 · 2 obs

○ 2026-02-20 16:24:36
○ 2026-08-03 18:34:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
work-progress.de	ns-164.awsdns-20.com, ns-1272.awsdns-31.org, ns-549.awsdns-04.net, ns-1940.awsdns-50.co.uk	-

✅ Authoritative Response

Server:205.251.192.164

NS records: ns-164.awsdns-20.com, ns-1272.awsdns-31.org, ns-549.awsdns-04.net, ns-1940.awsdns-50.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for work-progress.de (unsigned zone)

⏱️ Timing

Total: 886ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`52.215.177.72, 52.48.146.101...`
NS	4	`ns-1272.awsdns-31.org, ns-164.awsdns-20.com...`
SOA	1	`ns-1272.awsdns-31.org awsdns-hostmaster.`

Analysis

IP Addresses

work-progress.de maps to three IP numbers — 34.248.14.208, 52.48.146.101 and 52.215.177.72.

Two other host names, along with handelsblatt-cfo-summit.de, ec2-52-48-146-101.eu-west-1.compute.amazonaws.com and service-desk-forum.de, also share IP numbers with work-progress.de.

Name Servers

The NS records for work-progress.de point to four name servers: ns-164.awsdns-20.com, ns-549.awsdns-04.net, ns-1272.awsdns-31.org and ns-1940.awsdns-50.co.uk.

work-progress.de has at least partial name server overlap with other domains, such as trackwick.com, qirvok.com, fortress-ww-prd.lightricks.com and two others.

ns-164.awsdns-20.com, ns-549.awsdns-04.net, ns-1272.awsdns-31.org and ns-1940.awsdns-50.co.uk all point to exactly two IP numbers each: ns-164.awsdns-20.com → 205.251.192.164 and 2600:9000:5300:a400::1; ns-549.awsdns-04.net → 205.251.194.37 and 2600:9000:5302:2500::1; ns-1272.awsdns-31.org → 205.251.196.248 and 2600:9000:5304:f800::1; ns-1940.awsdns-50.co.uk → 205.251.199.148 and 2600:9000:5307:9400::1.