`dahlmann-group.com`

DNSSEC	⚠️ Not signed
NS	`rosa.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ae4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0e4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rosa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20e4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rosa.ns.cloudflare.com`
		A	108.162.192.228^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosa.ns.cloudflare.com`
		A	172.64.32.228^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosa.ns.cloudflare.com`
		A	173.245.58.228^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosa.ns.cloudflare.com`
NS	`seth.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b8e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`seth.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c18e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`seth.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:218e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`seth.ns.cloudflare.com`
		A	108.162.193.142^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`seth.ns.cloudflare.com`
		A	172.64.33.142^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`seth.ns.cloudflare.com`
		A	173.245.59.142^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`seth.ns.cloudflare.com`
SOA	`rosa.ns.cloudflare.com`dns@cloudflare.com serial=2409506997

`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=1784096652

Same first word

dahlmann-group.com

DNS History

14 records (2 active, 12 former)

○NSns.xit.com.hk2015-07-25 → 2016-02-24 · 4 obs

● 2015-07-25 00:11:30
● 2016-02-24 07:56:04
○ 2016-05-05 19:30:16
○ 2026-07-15 06:50:14

○NSns2.xit.com.hk2015-07-25 → 2016-02-24 · 4 obs

● 2015-07-25 00:11:30
● 2016-02-24 07:56:04
○ 2016-05-05 19:30:16
○ 2026-07-15 06:50:14

○NSns49.domaincontrol.com2016-05-05 → 2020-02-25 · 5 obs

○ 2016-02-24 07:56:04
● 2016-05-05 19:30:16
● 2020-02-25 23:33:14
○ 2026-02-15 20:58:34
○ 2026-07-15 06:50:14

○NSns50.domaincontrol.com2016-05-05 → 2020-02-25 · 5 obs

○ 2016-02-24 07:56:04
● 2016-05-05 19:30:16
● 2020-02-25 23:33:14
○ 2026-02-15 20:58:34
○ 2026-07-15 06:50:14

●NSrosa.ns.cloudflare.com2026-02-15 → 2026-07-15 · 3 obs

○ 2020-02-25 23:33:14
● 2026-02-15 20:58:34
● 2026-07-15 06:50:14

●NSseth.ns.cloudflare.com2026-02-15 → 2026-07-15 · 3 obs

○ 2020-02-25 23:33:14
● 2026-02-15 20:58:34
● 2026-07-15 06:50:14

○MXmail.protonmail.ch2026-02-15 → 2026-05-20 · 3 obs

● 2026-02-15 20:58:34
● 2026-05-20 17:39:26
○ 2026-07-15 06:50:14

○MXmailsec.protonmail.ch2026-02-15 → 2026-05-20 · 3 obs

● 2026-02-15 20:58:34
● 2026-05-20 17:39:26
○ 2026-07-15 06:50:14

○A104.21.26.1422026-02-15 → 2026-05-20 · 4 obs

○ 2020-02-25 23:33:14
● 2026-02-15 20:58:34
● 2026-05-20 17:39:26
○ 2026-07-15 06:50:14

○A111.91.236.542015-07-25 → 2016-02-24 · 4 obs

● 2015-07-25 00:11:30
● 2016-02-24 07:56:04
○ 2016-05-05 19:30:16
○ 2026-07-15 06:50:14

○A114.142.147.102016-05-05 → 2020-02-25 · 5 obs

○ 2016-02-24 07:56:04
● 2016-05-05 19:30:16
● 2020-02-25 23:33:14
○ 2026-02-15 20:58:34
○ 2026-07-15 06:50:14

○A172.67.136.1272026-02-15 → 2026-05-20 · 4 obs

○ 2020-02-25 23:33:14
● 2026-02-15 20:58:34
● 2026-05-20 17:39:26
○ 2026-07-15 06:50:14

○A2606:4700:3030::6815:1a8e2026-02-15 → 2026-05-20 · 4 obs

○ 2020-02-25 23:33:14
● 2026-02-15 20:58:34
● 2026-05-20 17:39:26
○ 2026-07-15 06:50:14

○A2606:4700:3037::ac43:887f2026-02-15 → 2026-05-20 · 4 obs

○ 2020-02-25 23:33:14
● 2026-02-15 20:58:34
● 2026-05-20 17:39:26
○ 2026-07-15 06:50:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
dahlmann-group.com	seth.ns.cloudflare.com, rosa.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.142

NS records: seth.ns.cloudflare.com, rosa.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dahlmann-group.com (unsigned zone)

⏱️ Timing

Total: 177ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`rosa.ns.cloudflare.com, seth.ns.cloudflare.com`
SOA	1	`rosa.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (seth.ns.cloudflare.com, seth.ns.cloudflare.com, seth.ns.cloudflare.com...)

Analysis

Name Servers

dahlmann-group.com uses two name servers for its delegation: rosa.ns.cloudflare.com and seth.ns.cloudflare.com.

dahlmann-group.com uses the same name servers as several other domains — among them christianarchitect.com, mx-sport.no, seekport.co.uk and two more.

dahlmann-group.com shares at least some of its name servers with other domains, including vegan.me, zhenbuka.one, cflls.com and two others.

These name servers are frequently seen alongside the name servers darl.ns.cloudflare.com, zoe.ns.cloudflare.com, rocky.ns.cloudflare.com and jo.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname rosa.ns.cloudflare.com directs to 108.162.192.228, 172.64.32.228 and 173.245.58.228 along with 3 other IP addresses.

Hostname seth.ns.cloudflare.com directs to 108.162.193.142, 172.64.33.142 and 173.245.59.142 along with 3 other IP addresses.

dahlmann-group.com - robtex.com