gerstroem-aps.dk DNS records

🖥️ Nameservers3 records 51ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dnsservers.dk	2001:1448:0:a800::53 217.30.38.181	authns1.ngdc.net dns1.sentia.dk	AS47292 Sentia Denmark A/S AS47292 Sentia Denmark A/S
ns2.dnsservers.dk	2001:1448:0:a500::53 217.30.38.27	authns2.ngdc.net dns2.sentia.dk	AS47292 Sentia Denmark A/S AS47292 Sentia Denmark A/S
ns3.dnsservers.dk	2001:1448:0:a600::53 217.30.38.30	— dns3.sentia.dk	AS47292 Sentia Denmark A/S AS47292 Sentia Denmark A/S

🌍 A Records1 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
31.31.80.26	3600s	—	AS47292	Sentia Denmark A/S	31.31.80.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records8 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
50	3600s	aspmx.l.google.com	2a00:1450:4010:c0a::1a 2a00:1450:4010:c0a::1a 74.125.205.27	lm-in-f26.1e100.net lm-in-x1a.1e100.net le-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
60	3600s	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
60	3600s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
70	3600s	aspmx2.google.com	—	—	—
70	3600s	aspmx3.google.com	—	—	—
70	3600s	aspmx4.google.com	—	—	—
70	3600s	aspmx5.google.com	—	—	—
90	3600s	mail2.gerstroem-aps.dk	81.19.243.82	mail2.skandiaweb.dk	AS47292 Sentia Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	31.31.80.26
🔶 Autoconfig	31.31.80.26

🔷 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

🔗 TLSA / DANE

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

🔐 DNSSEC2076ms

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

🏷️ SOA0ms

Field	Value
Serial	2025071605
Primary NS (MNAME)	ns2.dnsservers.dk
Responsible (RNAME)	hostmaster@dnsservers.dk
Refresh	900s
Retry	600s
Expire	86400s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

51ms

A

49ms

MX

45ms

AAAA

52ms

TXT

236ms

CAA

51ms

HTTPS

45ms

TLSA

1216ms

SOA

0ms

MTA-STS

74ms

DNSSEC

2076ms

SRV

74ms

Total

3838ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 09:27:35	3838ms	3 NS 1 A 8 MX	🔓 Insecure	View
2026-07-29 09:48:34	7235ms	3 NS 1 A 8 MX	🔓 Insecure	View
2026-06-29 16:25:32	925ms	3 NS 1 A 8 MX	🔓 Insecure	View
2026-06-24 01:36:20	9533ms	3 NS 1 A 8 MX	🔓 Insecure	View
2026-06-23 15:01:14	1136ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 10:11:22	2870ms	3 NS 1 A 8 MX	🔓 Insecure	View