alerto.dk

📜 Historical scan 2026-07-02 13:15:43 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

alerto.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 20 October 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.112 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 2 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#

3 records 153ms

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#

1 records 97ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.112	3600s	linux97.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

4 records 103ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	2a00:1450:4010:c0a::1b 2a00:1450:4010:c0a::1b 74.125.131.27	lm-in-f27.1e100.net lm-in-x1b.1e100.net lu-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	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
10	3600s	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	3600s	alt4.aspmx.l.google.com	192.178.230.26 2404:6800:400b:c01b::1b	yunrtab-in-f26.1e100.net yunrtab-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	94.231.103.112
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 170ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records#

1 records 216ms

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

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.alerto.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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 2026-10-08 13:51:49

www	94.231.103.112 (AS48854) (address records, no CNAME)
www vs bare domain	Same network alerto.dk: 94.231.103.112 (AS48854) www.alerto.dk: 94.231.103.112 (AS48854)
Wildcard	No
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

🔎 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#

199ms

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

🏷️ SOA#

95ms

Field	Value
Serial	2026040911
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 2026-10-04 12:23:44

Field	Value
Registrar	Simply.com A/S
Registered	2015-10-20
Expires	2026-10-31 (13d)

📋 WHOIS#

⏱️ Lookup Timing#

153ms

97ms

103ms

AAAA

86ms

TXT

216ms

CAA

65ms

HTTPS

64ms

TLSA

137ms

SOA

95ms

MTA-STS

103ms

DNSSEC

199ms

SRV

170ms

Total

1125ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 11:54:48	1912ms	3 NS 1 A 4 MX	🔓 Insecure
2026-09-30 11:43:45	929ms	3 NS 1 A 4 MX	🔓 Insecure
2026-09-26 01:18:04	662ms	3 NS 1 A 4 MX	🔓 Insecure
2026-09-20 00:13:50	799ms	3 NS 1 A 4 MX	🔓 Insecure
2026-08-27 14:33:40	973ms	3 NS 1 A 4 MX	🔓 Insecure
2026-07-02 13:15:43 shown	1125ms	3 NS 1 A 4 MX	🔓 Insecure
2026-06-27 12:13:08	858ms	3 NS 1 A 4 MX	🔓 Insecure
2026-06-25 23:00:44	749ms	3 NS 1 A 4 MX	🔓 Insecure
2026-06-16 12:50:23	1582ms	3 NS 1 A 4 MX	🔓 Insecure