under37.dk

📜 Historical scan 2026-08-07 12:42:15 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

under37.dk is a .dk domain served by 2 nameservers (etta.ns.cloudflare.com, junade.ns.cloudflare.com). It was registered on 18 August 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.31.3 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by under37-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 48ms

Nameserver	IP addresses	PTR	ASN / ISP
etta.ns.cloudflare.com	108.162.192.156 172.64.32.156 173.245.58.156 2606:4700:50::adf5:3a9c 2803:f800:50::6ca2:c09c 2a06:98c1:50::ac40:209c	etta.ns.cloudflare.com etta.ns.cloudflare.com etta.ns.cloudflare.com etta.ns.cloudflare.com etta.ns.cloudflare.com etta.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
junade.ns.cloudflare.com	108.162.195.30 162.159.44.30 172.64.35.30 2606:4700:58::a29f:2c1e 2803:f800:50::6ca2:c31e 2a06:98c1:50::ac40:231e	junade.ns.cloudflare.com junade.ns.cloudflare.com junade.ns.cloudflare.com junade.ns.cloudflare.com junade.ns.cloudflare.com junade.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.31.3	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.174.65	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 53ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	under37-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca09::4 2a01:111:f403:ca09::5 2a01:111:f403:ca09::d 52.101.73.12 52.101.73.24 52.101.73.6 52.101.73.8	mail-db9pr02cu00204.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-am6pr04cu00306.inbound.protection.outlook.com mail-am0pr04cu00500.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.31.3

🔷 AAAA Records (IPv6)#

2 records 49ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:1f03	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:ae41	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 61ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.31.3,172.67.174.65 ech=AEX+DQBBZQAgACBit3vwIGtL/FQkasp4XprWB5P3uLBmloDh7ggN9oRyQwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:1f03,2606:4700:3035::ac43:ae41

📝 TXT Records#

2 records 184ms

TXT Record
MS=ms56609066
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (under37.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 10:52:49

www CNAME	under-37.odoo.com (all on odoo.com) → 34.38.210.129 (AS396982)
www vs bare domain	Different networks under37.dk: 104.21.31.3 172.67.174.65 2606:4700:3031::6815:1f03 2606:4700:3035::ac43:ae41 (AS13335) www.under37.dk: 34.38.210.129 (AS396982) (all like this)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

95ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2411507274
Primary NS (MNAME)	etta.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-05 06:28:21

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2022-08-18
Expires	2027-08-17 (303d)

📋 WHOIS#

⏱️ Lookup Timing#

48ms

42ms

53ms

AAAA

49ms

TXT

184ms

CAA

57ms

HTTPS

61ms

TLSA

884ms

SOA

0ms

MTA-STS

64ms

DNSSEC

95ms

SRV

68ms

Total

2202ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 10:52:49	1583ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-05 05:57:15	2568ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-26 04:09:04	1782ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-07 12:42:15 shown	2202ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-28 00:05:34	8917ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-25 23:06:40	5558ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-22 20:43:43	986ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-19 17:17:35	1404ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-15 02:21:52	8960ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 00:36:58	1538ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 17:36:40	668ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 15:51:42	3566ms	2 NS 1 A 1 MX	🔒 Secure