visbyjacobsen.dk DNS records

🖥️ Nameservers2 records 209ms

Nameserver	IP addresses	PTR	ASN / ISP
carrera.ns.cloudflare.com	108.162.194.231 162.159.38.231 172.64.34.231 2606:4700:50::a29f:26e7 2803:f800:50::6ca2:c2e7 2a06:98c1:50::ac40:22e7	carrera.ns.cloudflare.com carrera.ns.cloudflare.com carrera.ns.cloudflare.com carrera.ns.cloudflare.com carrera.ns.cloudflare.com carrera.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
johnathan.ns.cloudflare.com	108.162.195.44 162.159.44.44 172.64.35.44 2606:4700:58::a29f:2c2c 2803:f800:50::6ca2:c32c 2a06:98c1:50::ac40:232c	johnathan.ns.cloudflare.com johnathan.ns.cloudflare.com johnathan.ns.cloudflare.com johnathan.ns.cloudflare.com johnathan.ns.cloudflare.com johnathan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records

🌍

No A records found

📧 MX Records7 records 167ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	2a00:1450:400c:c00::1a 2a00:1450:400c:c00::1a 66.102.1.27	ws-in-x1a.1e100.net ws-in-f26.1e100.net wb-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.213.27 2a00:1450:4013:c1e::1b	yugrqzs-in-f27.1e100.net yugrqzs-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	172.253.148.26 2a00:1450:4025:4401::1a	yuskedq-in-f26.1e100.net yuskedq-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx2.googlemail.com	192.178.213.26 2a00:1450:4013:c1e::1a	yugrqzs-in-f26.1e100.net yugrqzs-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx3.googlemail.com	142.251.127.26 2a00:1450:4001:c21::1a	lcfrai-in-f26.1e100.net lcfrai-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx4.googlemail.com	172.253.148.27 2a00:1450:4025:4401::1b	yuskedq-in-f27.1e100.net yuskedq-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx5.googlemail.com	142.250.147.27 2a00:1450:4025:c01::1b	rd-in-f27.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 471ms

TXT Record
v=spf1 include:_spf.google.com ~all

✉️ SPF

Policy	Record (visbyjacobsen.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~all

📨 DMARC

Policy	Record (_dmarc.visbyjacobsen.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@visbyjacobsen.dk

📬 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)

🔐 DNSSEC269ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2410830984
Primary NS (MNAME)	carrera.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

209ms

A

217ms

MX

167ms

AAAA

179ms

TXT

471ms

CAA

177ms

HTTPS

213ms

TLSA

364ms

SOA

0ms

MTA-STS

221ms

DNSSEC

269ms

SRV

216ms

Total

3036ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-04 16:50:03	3036ms	2 NS 0 A 7 MX	🔓 Insecure	View
2026-07-15 09:05:05	10539ms	2 NS 0 A 7 MX	🔓 Insecure	View
2026-06-24 23:20:58	1412ms	2 NS 0 A 7 MX	🔓 Insecure	View
2026-06-24 00:05:44	908ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 13:20:00	1121ms	2 NS 0 A 7 MX	🔓 Insecure	View
2026-06-17 20:15:55	819ms	2 NS 0 A 7 MX	🔓 Insecure	View