porticus.dk

📜 Historical scan 2026-06-20 01:14:03 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

porticus.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 24 April 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 216.239.34.21 is hosted by Google LLC (AS15169) in United States. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, has no 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#

3 records 51ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

3 records 60ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
216.239.34.21	3600s	any-in-2215.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—
216.239.36.21	3600s	any-in-2415.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—
216.239.38.21	3600s	any-in-2615.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—

📧 MX Records#

5 records 57ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	43200s	aspmx.l.google.com	172.253.152.26 2a00:1450:4010:c09::1a 2a00:1450:4010:c09::1a	yulpptr-in-f26.1e100.net lk-in-x1a.1e100.net lk-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	43200s	alt1.aspmx.l.google.com	192.178.211.26 2404:6800:4000:1025::1a	lcbomp-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	alt2.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	43200s	aspmx2.googlemail.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
10	3600s	aspmx3.googlemail.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	ghs.google.com → 142.251.142.243
🔶 Autoconfig	ghs.google.com → 216.58.201.179

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-13 10:32:30

www CNAME	ghs.google.com (all on google.com) → 142.250.154.121 2a00:1450:4001:c0f::79 (AS15169)
www vs bare domain	Same network porticus.dk: 216.239.34.21 216.239.36.21 216.239.38.21 (AS15169) www.porticus.dk: 142.250.154.121 2a00:1450:4001:c0f::79 (AS15169)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ 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.

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.porticus.dk	ghs.google.com

🔗 TLSA / DANE#

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

🔐 DNSSEC#

138ms

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

🏷️ SOA#

52ms

Field	Value
Serial	2025031608
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-02 20:30:50

Field	Value
Registrar	Simply.com A/S
Registered	2003-04-24
Expires	2027-04-30 (189d)

📋 WHOIS#

⏱️ Lookup Timing#

51ms

60ms

57ms

AAAA

60ms

TXT

413ms

CAA

65ms

HTTPS

51ms

TLSA

131ms

SOA

52ms

MTA-STS

85ms

DNSSEC

138ms

SRV

369ms

Total

1248ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 10:32:30	1767ms	3 NS 3 A 5 MX	🔒 Secure
2026-10-02 20:23:21	999ms	3 NS 3 A 5 MX	🔒 Secure
2026-09-30 20:05:26	913ms	3 NS 3 A 5 MX	🔒 Secure
2026-09-18 23:26:07	840ms	3 NS 3 A 5 MX	🔒 Secure
2026-09-09 04:45:59	2750ms	3 NS 3 A 5 MX	🔒 Secure
2026-08-26 19:09:01	1059ms	3 NS 3 A 5 MX	🔒 Secure
2026-06-26 12:21:44	948ms	3 NS 3 A 5 MX	🔒 Secure
2026-06-20 18:59:05	3507ms	3 NS 3 A 5 MX	🔒 Secure
2026-06-20 01:14:03 shown	1248ms	3 NS 3 A 5 MX	🔒 Secure
2026-06-18 05:53:20	2927ms	3 NS 3 A 5 MX	🔒 Secure