underskrive.dk DNS records

🖥️ Nameservers4 records 56ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1141.awsdns-14.org	205.251.196.117 2600:9000:5304:7500::1	ns-1141.awsdns-14.org ns-1141.awsdns-14.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1542.awsdns-00.co.uk	205.251.198.6 2600:9000:5306:600::1	ns-1542.awsdns-00.co.uk ns-1542.awsdns-00.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-332.awsdns-41.com	205.251.193.76 2600:9000:5301:4c00::1	ns-332.awsdns-41.com ns-332.awsdns-41.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-624.awsdns-14.net	205.251.194.112 2600:9000:5302:7000::1	ns-624.awsdns-14.net ns-624.awsdns-14.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records1 records 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
89.31.99.101	600s	vm-b5eb42e5-4b24-48ff-8c41-21716a1a6e32.ams.resource.cloud	AS35470	Signet B.V.	89.31.98.0/23	🇳🇱 The Netherlands	—

📧 MX Records5 records 61ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	aspmx.l.google.com	2a00:1450:4010:c07::1b 2a00:1450:4010:c07::1b 64.233.163.26	lf-in-f27.1e100.net lf-in-x1b.1e100.net lj-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	600s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	600s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1b	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	600s	aspmx2.googlemail.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	600s	aspmx3.googlemail.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)1 records 45ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:348:5e6:feed::7:5	300s	unassigned.ams.resource.cloud	AS35470	Signet B.V.	2a02:348:500:0:0:0:0:0/40	🇳🇱 The Netherlands	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 275ms

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

✉️ SPF

Policy	Record (underskrive.dk)
-all (hard fail)	v=spf1 include:_spf.google.com -all

📨 DMARC

Policy	Record (_dmarc.underskrive.dk)
p=reject	v=DMARC1; p=reject; sp=reject; rua=mailto:da949178c0559258702933f3933ebde5-d@dmarc.report-uri.com; ruf=mailto:beheer+dmarc@ondertekenen.nl

📬 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)

🔐 DNSSEC89ms

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	1
Primary NS (MNAME)	ns-332.awsdns-41.com
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

56ms

A

50ms

MX

61ms

AAAA

45ms

TXT

275ms

CAA

70ms

HTTPS

51ms

TLSA

1299ms

SOA

0ms

MTA-STS

85ms

DNSSEC

89ms

SRV

96ms

Total

4816ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 05:11:31	4816ms	4 NS 1 A 5 MX	🔓 Insecure	View
2026-06-17 16:51:55	4141ms	4 NS 1 A 5 MX	🔓 Insecure	View