sharperknife.dk DNS records

🖥️ Nameservers2 records 70ms

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 Records1 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.241.84	3600s	webcluster1.wordpresspod2-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	smtp.google.com	2a00:1450:4010:c07::1a 2a00:1450:4010:c07::1a 2a00:1450:4010:c07::1b 2a00:1450:4010:c07::1b 2a00:1450:4010:c0e::1a 2a00:1450:4010:c0e::1a 2a00:1450:4010:c0e::1b 2a00:1450:4010:c0e::1b 64.233.164.26 64.233.164.27 64.233.165.27 74.125.131.26 74.125.131.27	lf-in-f26.1e100.net lf-in-x1a.1e100.net lf-in-x1b.1e100.net lf-in-f27.1e100.net lu-in-x1a.1e100.net lu-in-f26.1e100.net lu-in-x1b.1e100.net lu-in-f27.1e100.net lf-in-f26.1e100.net lf-in-f27.1e100.net lg-in-f27.1e100.net lu-in-f26.1e100.net lu-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	77.111.241.84
🔶 Autoconfig	77.111.241.84

🔷 AAAA Records (IPv6)1 records 33ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:104:a6:e818:8449:57ad	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 231ms

TXT Record
google-site-verification=2kgPVuAm3um1Zy4yLZBir0wryaYBUbVttibAY-xxgXw

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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 / DANE

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

🔐 DNSSEC130ms

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

🏷️ SOA0ms

Field	Value
Serial	2026080402
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

70ms

A

48ms

MX

49ms

AAAA

33ms

TXT

231ms

CAA

53ms

HTTPS

49ms

TLSA

76ms

SOA

0ms

MTA-STS

72ms

DNSSEC

130ms

SRV

85ms

Total

820ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 11:24:28	820ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-04 05:27:10	1975ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-27 22:44:58	17241ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-19 12:28:59	16933ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 06:17:44	901ms	2 NS 1 A 1 MX	🔓 Insecure	View