iot-lab.dk DNS records

🖥️ Nameservers2 records 65ms

Nameserver	IP addresses	PTR	ASN / ISP
drake.ns.cloudflare.com	108.162.195.14 162.159.44.14 172.64.35.14 2606:4700:58::a29f:2c0e 2803:f800:50::6ca2:c30e 2a06:98c1:50::ac40:230e	drake.ns.cloudflare.com drake.ns.cloudflare.com drake.ns.cloudflare.com drake.ns.cloudflare.com drake.ns.cloudflare.com drake.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jamie.ns.cloudflare.com	108.162.192.168 172.64.32.168 173.245.58.168 2606:4700:50::adf5:3aa8 2803:f800:50::6ca2:c0a8 2a06:98c1:50::ac40:20a8	jamie.ns.cloudflare.com jamie.ns.cloudflare.com jamie.ns.cloudflare.com jamie.ns.cloudflare.com jamie.ns.cloudflare.com jamie.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.67.235	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.182.244	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔶 Autoconfig	104.21.67.235

🔷 AAAA Records (IPv6)2 records 57ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:43eb	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::ac43:b6f4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 58ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.67.235,172.67.182.244 ech=AEX+DQBBJwAgACBHlxPMydHUX/dq+Kbshb1/R1eqAJGl4WCN6RiexIZ3YwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:43eb,2606:4700:3031::ac43:b6f4

📝 TXT Records1 records 220ms

TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF

Policy	Record (iot-lab.dk)
-all (hard fail)	v=spf1 include:spf.simply.com -all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔗 TLSA / DANE2 records 71ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC94ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2412109318
Primary NS (MNAME)	drake.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

65ms

A

52ms

MX

49ms

AAAA

57ms

TXT

220ms

CAA

65ms

HTTPS

58ms

TLSA

71ms

SOA

0ms

MTA-STS

78ms

DNSSEC

94ms

SRV

86ms

Total

1183ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-16 03:00:25	1183ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-10 23:38:41	1318ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-06 17:29:25	2837ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-24 19:04:21	811ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 11:54:31	950ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 06:44:04	535ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:58:55	993ms	4 NS 1 A 1 MX	🔒 Secure	View