osterballe.dk DNS records

🖥️ Nameservers2 records 94ms

Nameserver	IP addresses	PTR	ASN / ISP
leo.ns.cloudflare.com	108.162.195.241 162.159.44.241 172.64.35.241 2606:4700:58::a29f:2cf1 2803:f800:50::6ca2:c3f1 2a06:98c1:50::ac40:23f1	leo.ns.cloudflare.com leo.ns.cloudflare.com leo.ns.cloudflare.com leo.ns.cloudflare.com leo.ns.cloudflare.com leo.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
michelle.ns.cloudflare.com	108.162.192.201 172.64.32.201 173.245.58.201 2606:4700:50::adf5:3ac9 2803:f800:50::6ca2:c0c9 2a06:98c1:50::ac40:20c9	michelle.ns.cloudflare.com michelle.ns.cloudflare.com michelle.ns.cloudflare.com michelle.ns.cloudflare.com michelle.ns.cloudflare.com michelle.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 98ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.28.253	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.147.240	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records5 records 109ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	142.251.173.27 2a00:1450:400c:c04::1b 2a00:1450:400c:c04::1b	wi-in-f27.1e100.net wk-in-f27.1e100.net wk-in-x1b.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	142.250.147.26 2a00:1450:4025:c01::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	172.253.152.26 2a00:1450:4010:c22::1a	yulpptr-in-f26.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx2.googlemail.com	142.250.147.26 2a00:1450:4025:c01::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx3.googlemail.com	172.253.152.26 2a00:1450:4010:c22::1b	yulpptr-in-f26.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)2 records 88ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:1cfd	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:93f0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 133ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.28.253,172.67.147.240 ech=AEX+DQBBsAAgACCvkBCkxv/BhCnzYFVOyiA9UwK0cicbl8OXepwBzbeXSQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1cfd,2606:4700:3035::ac43:93f0

📝 TXT Records

📝

No TXT records found

✉️ 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)

🔐 DNSSEC206ms

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

🏷️ SOA0ms

Field	Value
Serial	2413392974
Primary NS (MNAME)	leo.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

94ms

A

98ms

MX

109ms

AAAA

88ms

TXT

288ms

CAA

120ms

HTTPS

133ms

TLSA

355ms

SOA

0ms

MTA-STS

135ms

DNSSEC

206ms

SRV

146ms

Total

1992ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 18:05:57	1992ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-08-22 21:58:14	3791ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-08-12 06:54:19	10553ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-08-07 10:11:33	1545ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-07-29 12:19:51	1604ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-07-11 23:30:55	9406ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-06-29 17:19:28	1610ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-06-27 04:30:18	1346ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-06-18 05:17:36	1031ms	2 NS 2 A 5 MX	🔒 Secure	View