1st.dk

Records from scan: 2026-10-14 04:04:29 · 964ms total · last checked 2026-10-17 12:30 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

1st.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 16 February 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 45.55.110.124 is hosted by DigitalOcean, LLC (AS14061) in United States. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 102ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 113ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
45.55.110.124	3600s	—	AS14061	DigitalOcean, LLC	45.55.0.0/16	🇺🇸 United States	San Francisco

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 258ms

TXT Record
v=spf1 include:_custspf.one.com ~all

✉️ SPF#

Policy	Record (1st.dk)
~all (soft fail)	v=spf1 include:_custspf.one.com ~all

📨 DMARC#

Policy	Record (_dmarc.1st.dk)
p=reject	v=DMARC1; p=reject

📬 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#

checked 2026-10-14 04:04:30

www CNAME	na-west1.surge.sh (all on surge.sh) → 138.68.112.220 (AS14061)
www vs bare domain	Same network 1st.dk: 45.55.110.124 (AS14061) www.1st.dk: 138.68.112.220 (AS14061)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 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#

180ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

97ms

Field	Value
Serial	2026101307
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-08-18 14:05:27

Field	Value
Registrar	ONE.COM A/S
Registered	2011-02-16
Expires	2027-02-28 (133d)

📋 WHOIS#

⏱️ Lookup Timing#

102ms

113ms

84ms

AAAA

115ms

TXT

258ms

CAA

110ms

HTTPS

91ms

TLSA

261ms

SOA

97ms

MTA-STS

140ms

DNSSEC

180ms

SRV

135ms

Total

964ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 04:04:29 shown	964ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-24 07:49:25	531ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-18 18:17:26	435ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-31 13:13:30	542ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 01:47:26	1454ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-18 14:04:49	8649ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-25 03:59:14	548ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-03 21:08:49	16652ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-02 20:56:09	2442ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 01:54:24	970ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 09:49:39	505ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 12:43:25	804ms	2 NS 1 A 4 MX	🔒 Secure