dev.de - dns.ninja

`dev.de`

DNSSEC	⚠️ Not signed
A	91.221.204.70^{🇩🇪 AS892591.221.204.0/23}
		PTR	`niklas.fhd.de`
NS	`ns-2008.awsdns-59.co.uk` ⭐
		A	2600:9000:5307:d800::1^{Amazon2600:9000:5307::/48 - CloudFront}
		A	205.251.199.216^{Amazon205.251.199.0/24 prefix}
NS	`ns-1203.awsdns-22.org`
		A	2600:9000:5304:b300::1^{Amazon2600:9000:5304::/48 - CloudFront}
		A	205.251.196.179
NS	`ns-379.awsdns-47.com`
		A	2600:9000:5301:7b00::1^{Amazon2600:9000:5301::/48 - CloudFront}
		A	205.251.193.123^{Amazon205.251.193.0/24 prefix}
NS	`ns-625.awsdns-14.net`
		A	2600:9000:5302:7100::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-625.awsdns-14.net`
		A	205.251.194.113^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-625.awsdns-14.net`
MX	`dev-de.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::6^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00406.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::b^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbbpr03cu00103.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::f^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00507.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::8^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
		A	52.101.68.39^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00607.inbound.protection.outlook.com`
		A	52.101.73.1^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am3pr04cu00501.inbound.protection.outlook.com`
		A	52.101.73.2^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as9pr07cu00302.inbound.protection.outlook.com`
		A	52.101.73.6^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am6pr04cu00306.inbound.protection.outlook.com`
TXT	`MS=ms50163007`
TXT	`v=spf1 include:spf.protection.outlook.com a mx a:niklas.fhd.de a:mx2.wa-strom...`
SOA	`ns-2008.awsdns-59.co.uk`awsdns-hostmaster@amazon.com 2015-01-01 #2

`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=1780656631

WOT: SAFE (68/100)

Subdomains

mail.dev.de

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DNS History

9 records (6 active, 3 former)

●NSns-1203.awsdns-22.org2015-07-11 → 2026-06-05 · 2 obs

● 2015-07-11 13:35:48
● 2026-06-05 10:56:22

●NSns-2008.awsdns-59.co.uk2015-07-11 → 2026-06-05 · 2 obs

● 2015-07-11 13:35:48
● 2026-06-05 10:56:22

●NSns-379.awsdns-47.com2015-07-11 → 2026-06-05 · 2 obs

● 2015-07-11 13:35:48
● 2026-06-05 10:56:22

●NSns-625.awsdns-14.net2015-07-11 → 2026-06-05 · 2 obs

● 2015-07-11 13:35:48
● 2026-06-05 10:56:22

●MXdev-de.mail.protection.outlook.com2026-02-15 → 2026-06-05 · 3 obs

○ 2018-08-09 13:07:26
● 2026-02-15 20:34:34
● 2026-06-05 10:56:22

○MXmail.dev.de2015-07-11 → 2016-05-18 · 4 obs

● 2015-07-11 13:35:48
● 2016-05-18 12:36:32
○ 2016-09-01 16:46:46
○ 2026-06-05 10:56:22

○MXmx2.wa-strom.de2016-09-01 → 2018-08-09 · 5 obs

○ 2016-05-18 12:36:32
● 2016-09-01 16:46:46
● 2018-08-09 13:07:26
○ 2026-02-15 20:34:34
○ 2026-06-05 10:56:22

○MXmx3.wa-strom.de2016-12-24 → 2018-08-09 · 5 obs

○ 2016-09-01 16:46:46
● 2016-12-24 13:26:28
● 2018-08-09 13:07:26
○ 2026-02-15 20:34:34
○ 2026-06-05 10:56:22

●A91.221.204.702015-07-11 → 2026-06-05 · 2 obs

● 2015-07-11 13:35:48
● 2026-06-05 10:56:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
dev.de	ns-379.awsdns-47.com, ns-1203.awsdns-22.org, ns-625.awsdns-14.net, ns-2008.awsdns-59.co.uk	-

✅ Authoritative Response

Server:205.251.193.123

NS records: ns-379.awsdns-47.com, ns-1203.awsdns-22.org, ns-625.awsdns-14.net, ns-2008.awsdns-59.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dev.de (unsigned zone)

⏱️ Timing

Total: 3298ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.221.204.70`
NS	4	`ns-1203.awsdns-22.org, ns-2008.awsdns-59.co.uk...`
MX	1	`dev-de.mail.protection.outlook.com (pri:`
TXT	2	`MS=ms50163007, v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns-2008.awsdns-59.co.uk awsdns-hostmaste`

Analysis

Hierarchy

mail.dev.de is delegated beneath dev.de.

IP Addresses

dev.de directs to one IP number, which is 91.221.204.70.

Name Servers

The DNS delegation for dev.de covers 4 name servers — ns-379.awsdns-47.com, ns-625.awsdns-14.net, ns-1203.awsdns-22.org and ns-2008.awsdns-59.co.uk.

All four hostnames — ns-379.awsdns-47.com, ns-625.awsdns-14.net, ns-1203.awsdns-22.org and ns-2008.awsdns-59.co.uk — resolve to two IP numbers apiece: ns-379.awsdns-47.com to 205.251.193.123 and 2600:9000:5301:7b00::1; ns-625.awsdns-14.net to 205.251.194.113 and 2600:9000:5302:7100::1; ns-1203.awsdns-22.org to 205.251.196.179 and 2600:9000:5304:b300::1; ns-2008.awsdns-59.co.uk to 205.251.199.216 and 2600:9000:5307:d800::1.

Mail Servers

dev.de routes its mail through a single mail server, dev-de.mail.protection.outlook.com.

dev-de.mail.protection.outlook.com directs to 8 IP addresses, namely 52.101.68.39, 52.101.73.1, 52.101.73.2 and five others.