subroutine.dk

📜 Historical scan 2026-07-20 02:00:28 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

subroutine.dk is a .dk domain served by 2 nameservers (kate.ns.cloudflare.com, nile.ns.cloudflare.com). It was registered on 15 July 2026 (WHOIS) and first appeared in the .dk zone on 16 July 2026. Its website address 84.200.81.45 is hosted by Ultahost, Inc. (AS214036) in Germany. Mail is handled by .. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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 44ms

Nameserver	IP addresses	PTR	ASN / ISP
kate.ns.cloudflare.com	108.162.192.124 172.64.32.124 173.245.58.124 2606:4700:50::adf5:3a7c 2803:f800:50::6ca2:c07c 2a06:98c1:50::ac40:207c	kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
nile.ns.cloudflare.com	108.162.193.214 172.64.33.214 173.245.59.214 2606:4700:58::adf5:3bd6 2803:f800:50::6ca2:c1d6 2a06:98c1:50::ac40:21d6	nile.ns.cloudflare.com nile.ns.cloudflare.com nile.ns.cloudflare.com nile.ns.cloudflare.com nile.ns.cloudflare.com nile.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 53ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
84.200.81.45	60s	—	AS214036	Ultahost, Inc.	84.200.80.0/23	🇩🇪 Germany	—

📧 MX Records#

1 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 200ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (subroutine.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.subroutine.dk)
p=reject	v=DMARC1; p=reject; adkim=s; aspf=s

📬 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 2026-10-08 17:14:19

www	NXDOMAIN
www vs bare domain	www does not resolve subroutine.dk: 84.200.81.45 (AS214036) www.subroutine.dk: no address (all like this)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

122ms

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	2409979597
Primary NS (MNAME)	kate.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-13 12:36:33

Field	Value
Registrar	NETIM
Registered	2026-07-15
Expires	2027-07-14 (268d)

📋 WHOIS#

⏱️ Lookup Timing#

44ms

53ms

48ms

AAAA

47ms

TXT

200ms

CAA

46ms

HTTPS

55ms

TLSA

91ms

SOA

0ms

MTA-STS

60ms

DNSSEC

122ms

SRV

104ms

Total

1371ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 16:06:35	607ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-28 01:30:27	690ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-15 13:01:11	1701ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-26 11:54:51	686ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-20 02:00:28 shown	1371ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-16 08:43:29	10448ms	2 NS 2 A 2 MX	🔓 Insecure