bluereef.dk DNS records

🖥️ Nameservers2 records 206ms

Nameserver	IP addresses	PTR	ASN / ISP
ns6.sitnet.dk	107.162.234.197 2604:e180:1071::3:1	— —	AS55002 F5, Inc. AS55002 F5, Inc.
ns7.sitnet.dk	107.162.176.221 2604:e180:1071::ffff:6ba2:b0dd	— —	AS55002 F5, Inc. AS55002 F5, Inc.

🌍 A Records1 records 73ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.153.154.38	3600s	datalogger-test.bygstenergi.dk datalogger.bygstenergi.dk datalogger.xkn.dk demensprisen.dk klagonline.forbrug.dk mitfiskeri.dk parked.sitnet.dk	AS58282	Statens IT	185.153.152.0/22	🇩🇰 Denmark	Copenhagen

📧 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 Records1 records 542ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.bluereef.dk)
p=reject	v=DMARC1; p=reject; sp=reject; rua=mailto:tcod1eh2@ag.eu.dmarcadvisor.com;

📬 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)

🔐 DNSSEC143ms

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

🏷️ SOA0ms

Field	Value
Serial	7101
Primary NS (MNAME)	ns6.sitnet.dk
Responsible (RNAME)	hostmaster@statens-it.dk
Refresh	10800s
Retry	1080s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

206ms

A

73ms

MX

200ms

AAAA

199ms

TXT

542ms

CAA

78ms

HTTPS

65ms

TLSA

184ms

SOA

0ms

MTA-STS

265ms

DNSSEC

143ms

SRV

331ms

Total

9284ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 03:54:35	9284ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-29 20:04:37	17128ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-28 16:48:23	17201ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-27 15:45:28	5576ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-27 11:17:19	1147ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-26 11:08:40	1101ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-24 22:30:20	9754ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-23 22:09:40	8433ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-22 21:19:39	9817ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-21 21:08:01	17908ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-20 20:52:32	4759ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-19 17:25:32	11868ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-18 17:21:22	6807ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-17 04:11:45	17144ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-15 20:40:14	24792ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-14 18:11:29	4772ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-13 04:26:05	5421ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-11 23:38:52	5806ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-10 18:39:44	8028ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-08 05:20:16	4942ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-30 13:06:59	5402ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-27 13:48:25	17101ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-26 13:11:14	17083ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-25 12:45:14	5437ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-24 12:32:01	12543ms	2 NS 1 A 0 MX	🔒 Secure	View