firewalladmin.de - dns.ninja

`firewalladmin.de`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:30c1^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:9c10^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.48.193^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.156.16^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alexis.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b3c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexis.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c13c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alexis.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:213c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alexis.ns.cloudflare.com`
		A	108.162.193.60^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexis.ns.cloudflare.com`
		A	172.64.33.60^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexis.ns.cloudflare.com`
		A	173.245.59.60^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexis.ns.cloudflare.com`
NS	`tia.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ae5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0e5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`tia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20e5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`tia.ns.cloudflare.com`
		A	108.162.192.229^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tia.ns.cloudflare.com`
		A	172.64.32.229^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tia.ns.cloudflare.com`
		A	173.245.58.229^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tia.ns.cloudflare.com`
MX	`mail1.qso4you.cloud` ⭐
		A	185.64.113.59^{🇩🇪 Optitrust185.64.112.0/22 optitrust}
			PTR	`mail1.qso4you.cloud`
		A	193.135.9.240^{🇩🇪 IP-PROJECTS193.135.9.0/24 IP-Routing by www.ip-projects.de}
			PTR	`mail1.qso4you.cloud`
MX	`mail2.qso4you.cloud`⁽²⁰⁾
		A	158.181.48.36^{🇩🇪 Optitrust158.181.48.0/21 optitrust}
			PTR	`mail2.qso4you.cloud`
		A	194.112.24.46^{🇩🇪 ECOTEL194.112.24.0/21 ecotel communication ag}
			PTR	`mail2.qso4you.cloud`
TXT	`ca3-9ad56733fc8149dc8aefdb48b3fe970f`
TXT	`v=spf1 mx include:_spf.qso4you.cloud -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.48.193, 172.67.156.16
		IPv6 hints	2606:4700:3032::6815:30c1, 2606:4700:3035::ac43:9c10
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=140, name=cloudflare-ech.com
SOA	`alexis.ns.cloudflare.com`dns@cloudflare.com serial=2411268123

`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=1786679728

Same first word

firewalladmin.de

DNS History

10 records (8 active, 2 former)

●NSalexis.ns.cloudflare.com2026-02-16 → 2026-08-14 · 2 obs

● 2026-02-16 23:20:34
● 2026-08-14 04:14:22

●NStia.ns.cloudflare.com2026-02-16 → 2026-08-14 · 2 obs

● 2026-02-16 23:20:34
● 2026-08-14 04:14:22

●MXmail1.qso4you.cloud2026-02-16 → 2026-08-14 · 2 obs

● 2026-02-16 23:20:34
● 2026-08-14 04:14:22

●MXmail2.qso4you.cloud2026-02-16 → 2026-08-14 · 2 obs

● 2026-02-16 23:20:34
● 2026-08-14 04:14:22

●A104.21.48.1932026-02-16 → 2026-08-14 · 2 obs

● 2026-02-16 23:20:34
● 2026-08-14 04:14:22

●A172.67.156.162026-02-16 → 2026-08-14 · 2 obs

● 2026-02-16 23:20:34
● 2026-08-14 04:14:22

○A2606:4700:3031::6815:30c12026-02-16 → 2026-06-17 · 4 obs

● 2026-02-16 23:20:34
● 2026-06-17 12:15:42
○ 2026-08-14 03:06:40
○ 2026-08-14 04:14:22

●A2606:4700:3032::6815:30c12026-08-14 → 2026-08-14 · 3 obs

○ 2026-06-17 12:15:42
● 2026-08-14 03:06:40
● 2026-08-14 04:14:22

○A2606:4700:3033::ac43:9c102026-02-16 → 2026-06-17 · 4 obs

● 2026-02-16 23:20:34
● 2026-06-17 12:15:42
○ 2026-08-14 03:06:40
○ 2026-08-14 04:14:22

●A2606:4700:3035::ac43:9c102026-08-14 → 2026-08-14 · 3 obs

○ 2026-06-17 12:15:42
● 2026-08-14 03:06:40
● 2026-08-14 04:14:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
firewalladmin.de	tia.ns.cloudflare.com, alexis.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.229

NS records: tia.ns.cloudflare.com, alexis.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firewalladmin.de (unsigned zone)

⏱️ Timing

Total: 726ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.48.193, 172.67.156.16`
AAAA	2	`2606:4700:3035::ac43:9c10, 2606:4700:3032::6815:30c1`
NS	2	`alexis.ns.cloudflare.com, tia.ns.cloudflare.com`
MX	2	`mail1.qso4you.cloud (pri: 10), mail2.qso4you.cloud (pri: 20)`
TXT	2	`ca3-9ad56733fc8149dc8aefdb48b3fe970f, v=spf1 mx include:_spf.qso4you.cloud -al`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`alexis.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

firewalladmin.de has four IP addresses: 104.21.48.193, 172.67.156.16, 2606:4700:3032::6815:30c1 and 2606:4700:3035::ac43:9c10.

Among the host names that share IP numbers with firewalladmin.de are www.metro.dp.ua, easymoebel.com, algarauto.pt and two others.

Name Servers

firewalladmin.de is delegated to two name servers: alexis.ns.cloudflare.com and tia.ns.cloudflare.com.

firewalladmin.de has the same name server delegation as a number of other domains, such as msit-digital.de, monika-peschka.de, conquestmuscleactivation.com and two more.

firewalladmin.de partially shares its NS delegation with several other domains, including puramu.dev, mkcmoto.com, koz10.in.net and two others.

These name servers often co-occur with the name servers derek.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

alexis.ns.cloudflare.com resolves to 108.162.193.60, 172.64.33.60, 173.245.59.60 and 3 other IP addresses.

tia.ns.cloudflare.com resolves to 108.162.192.229, 172.64.32.229, 173.245.58.229 and 3 other IP addresses.

Mail Servers

The MX records for firewalladmin.de point to two mail servers: mail1.qso4you.cloud and mail2.qso4you.cloud.

firewalladmin.de has the same mail server arrangement as a number of other domains, for example alinas-backzauber.de, qso4u.com, modding-forum.com and two more.

At least a portion of firewalladmin.de's mail servers are also used by other domains, for example monika-peschka.de.

mail1.qso4you.cloud and mail2.qso4you.cloud each resolve to two IP addresses: mail1.qso4you.cloud points to 185.64.113.59 and 193.135.9.240, while mail2.qso4you.cloud points to 158.181.48.36 and 194.112.24.46.