celko.dk

Records from scan: 2026-10-13 07:39:13 · 1939ms total · last checked 2026-10-17 09:53 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

celko.dk is a .dk domain served by 2 nameservers (ns01.no.brand.one.com, ns02.no.brand.one.com). It was registered on 31 January 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.37.38.109 is hosted by One.com A/S (AS51468) in Norway. Mail is handled by sortland.celko.no. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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 97ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.no.brand.one.com	195.206.121.12 2001:67c:28cc::12	ns01.no.brand.one.com ns01.no.brand.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.no.brand.one.com	185.10.11.12 2001:67c:3c0::12	ns02.no.brand.one.com ns02.no.brand.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 57ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.37.38.109	3600s	webcluster2.webpod1-osl1.one.com	AS51468	One.com A/S	104.37.32.0/21	🇳🇴 Norway	Oslo

📧 MX Records#

1 records 77ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	10800s	sortland.celko.no	81.167.32.222	81.167.32.222.static.lyse.net	AS29695 Lyse Tele

🔷 AAAA Records (IPv6)#

1 records 82ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:7:100:80d4:a2c2:fea9:e9d8	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇳🇴 Norway	Oslo

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 314ms

TXT Record
v=spf1 mx ~all

✉️ SPF#

Policy	Record (celko.dk)
~all (soft fail)	v=spf1 mx ~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#

checked 2026-10-13 07:39:14

www	104.37.38.109 2a02:2350:7:100:80d4:a2c2:fea9:e9d8 (AS51468) (address records, no CNAME)
www vs bare domain	Same network celko.dk: 104.37.38.109 2a02:2350:7:100:80d4:a2c2:fea9:e9d8 (AS51468) www.celko.dk: 104.37.38.109 2a02:2350:7:100:80d4:a2c2:fea9:e9d8 (AS51468)
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#

209ms

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

🏷️ SOA#

68ms

Field	Value
Serial	2026101202
Primary NS (MNAME)	ns01.no.brand.one.com
Responsible (RNAME)	hostmaster@no.brand.one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-10 02:33:39

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2017-01-31
Expires	2027-01-31 (105d)

📋 WHOIS#

⏱️ Lookup Timing#

97ms

57ms

77ms

AAAA

82ms

TXT

314ms

CAA

80ms

HTTPS

115ms

TLSA

934ms

SOA

68ms

MTA-STS

136ms

DNSSEC

209ms

SRV

162ms

Total

1939ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 07:39:13 shown	1939ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-27 20:06:20	835ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-27 01:16:46	602ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-24 23:49:53	1741ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-22 20:14:58	3385ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-14 17:44:09	3008ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-27 18:41:27	787ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-20 04:56:51	1628ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 20:11:22	1473ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 20:09:36	373ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 20:00:04	741ms	2 NS 1 A 1 MX	🔓 Insecure