rtrosenberg.dk

📜 Historical scan 2026-09-28 17:36:32 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rtrosenberg.dk is a .dk domain served by 2 nameservers (ns1.vercel-dns.com, ns2.vercel-dns.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 216.150.1.129 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 52ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.vercel-dns.com	198.51.44.13 2620:4d:4000:6259:7:13:0:1	dns1.p13.nsone.net dns1.p13.nsone.net	AS62597 NSONE Inc AS62597 NSONE Inc
ns2.vercel-dns.com	198.51.45.13 2a00:edc0:6259:7:13::2	dns2.p13.nsone.net dns2.p13.nsone.net	AS62597 NSONE Inc AS62597 NSONE Inc

🌍 A Records#

2 records 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
216.150.1.129	1800s	—	AS16509	Amazon.com, Inc.	216.150.1.0/24	🇺🇸 United States	—
216.150.16.1	1800s	—	AS16509	Amazon.com, Inc.	216.150.16.0/24	🇺🇸 United States	—

📧 MX Records#

5 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	60s	aspmx.l.google.com	173.194.220.26 2a00:1450:4010:c01::1a 2a00:1450:4010:c01::1a	lk-in-f26.1e100.net lh-in-f26.1e100.net lh-in-x1a.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	60s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	60s	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
10	60s	alt3.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	60s	alt4.aspmx.l.google.com	108.177.125.26 2404:6800:4008:c01::1b	tp-in-f26.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	216.150.1.1
🔶 Autoconfig	216.150.1.193

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

4 records 280ms

TXT Record
google-site-verification=0oi9KpQlM8_2XcSDJGTSjV_f4ojEz6Kb-tyOlskOioY
google-site-verification=eDA3qju9eOYpvX5-kOoc-SxKJn3wI8T7_s56WJUMJhM
google-site-verification=XFb80sO-eM0TjWQqtD7g9D1cWrZdNru3BOOuRh_f0VY
v=spf1 include:_spf.google.com ~all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.rtrosenberg.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:rr@rtrosenberg.dk

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

3 records 50ms

Flags	Tag	Value
0	issue	letsencrypt.org
0	issue	pki.goog
0	issue	sectigo.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 05:00:26

www	216.150.16.193 216.150.16.65 (AS16509) (address records, no CNAME)
www vs bare domain	Same network rtrosenberg.dk: 216.150.16.193 216.150.16.65 (AS16509) www.rtrosenberg.dk: 216.150.16.193 216.150.16.65 (AS16509)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

132ms

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

🏷️ SOA#

0ms

Field	Value
Serial	1790573952
Primary NS (MNAME)	ns1.vercel-dns.com
Responsible (RNAME)	hostmaster@nsone.net
Refresh	43200s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

52ms

54ms

50ms

AAAA

51ms

TXT

280ms

CAA

50ms

HTTPS

39ms

TLSA

138ms

SOA

0ms

MTA-STS

71ms

DNSSEC

132ms

SRV

96ms

Total

1025ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 05:00:26	798ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-28 17:36:32 shown	1025ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-16 08:07:53	929ms	3 NS 1 A 8 MX	🔒 Secure
2026-09-12 01:15:01	937ms	3 NS 1 A 8 MX	🔒 Secure
2026-09-09 22:43:56	1114ms	3 NS 1 A 8 MX	🔒 Secure
2026-09-04 02:04:11	802ms	3 NS 1 A 8 MX	🔒 Secure
2026-07-08 17:39:50	2229ms	3 NS 1 A 8 MX	🔒 Secure
2026-07-02 11:02:55	1859ms	3 NS 1 A 8 MX	🔒 Secure
2026-06-21 05:14:38	3602ms	3 NS 1 A 8 MX	⚠️ Bogus
2026-06-17 18:34:10	6401ms	3 NS 1 A 8 MX	🔒 Secure