renergi.dk

📜 Historical scan 2026-10-05 17:06:48 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

renergi.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 1 March 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 172.225.208.8 is hosted by Akamai Technologies, Inc. (AS36183) in Denmark. Mail is handled by mx1.mailpod16-cph3.g1i.one.com, mx2.mailpod16-cph3.g1i.one.com and 2 more. The zone is DNSSEC-signed and validates, 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 30ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
172.225.208.8	3600s	a172-225-208-8.deploy.static.akamaitechnologies.com	AS36183	Akamai Technologies, Inc.	172.225.208.0/20	🇩🇰 Denmark	Ballerup Municipality

📧 MX Records#

4 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.mailpod16-cph3.g1i.one.com	5.249.232.33	mx1.mailpod16-cph3.g1i.one.com	AS51468 One.com A/S
10	10800s	mx2.mailpod16-cph3.g1i.one.com	5.249.232.34	mx2.mailpod16-cph3.g1i.one.com	AS51468 One.com A/S
10	10800s	mx3.mailpod16-cph3.g1i.one.com	5.249.232.35	mx3.mailpod16-cph3.g1i.one.com	AS51468 One.com A/S
10	10800s	mx4.mailpod16-cph3.g1i.one.com	5.249.232.36	mx4.mailpod16-cph3.g1i.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.149.136
🔶 Autoconfig	172.225.208.8

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 58ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 152ms

TXT Record
enterpriseenrollment.manage.microsoft.com
v=spf1 include:spf.protection.outlook.com _custspf.one.com -all

✉️ SPF#

Policy	Record (renergi.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com _custspf.one.com -all

📨 DMARC#

Policy	Record (_dmarc.renergi.dk)
p=none (monitor only)	v=DMARC1;p=none;

📬 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 2026-10-12 18:29:15

www	217.61.221.118 (AS203953) (address records, no CNAME)
www vs bare domain	Same network renergi.dk: 217.61.221.118 (AS203953) www.renergi.dk: 217.61.221.118 (AS203953)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

error Unknown mechanism "_custspf.one.com": receivers treat the record as a permanent error

🔗 TLSA / DANE#

4 records 69ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.mailpod16-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	2362DFAC1BB9F66402E0636BDEF478E5…
SMTP _25._tcp.mx2.mailpod16-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	2362DFAC1BB9F66402E0636BDEF478E5…
SMTP _25._tcp.mx3.mailpod16-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	2362DFAC1BB9F66402E0636BDEF478E5…
SMTP _25._tcp.mx4.mailpod16-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	2362DFAC1BB9F66402E0636BDEF478E5…

🔐 DNSSEC#

109ms

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

🏷️ SOA#

27ms

Field	Value
Serial	2026100508
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-05 17:09:35

Field	Value
Registrar	ONE.COM A/S
Registered	2007-03-01
Expires	2027-03-31 (161d)

📋 WHOIS#

⏱️ Lookup Timing#

30ms

40ms

38ms

AAAA

28ms

TXT

152ms

CAA

38ms

HTTPS

38ms

TLSA

69ms

SOA

27ms

MTA-STS

50ms

DNSSEC

109ms

SRV

58ms

Total

793ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 18:29:15	947ms	2 NS 1 A 4 MX	🔒 Secure
2026-10-10 14:28:08	871ms	2 NS 1 A 4 MX	🔒 Secure
2026-10-07 07:06:06	1620ms	2 NS 1 A 4 MX	🔒 Secure
2026-10-05 17:06:48 shown	793ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-30 16:44:19	1422ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-15 17:37:45	901ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-12 09:07:15	1164ms	2 NS 1 A 4 MX	🔒 Secure
2026-07-24 15:55:05	4949ms	2 NS 1 A 4 MX	🔒 Secure
2026-07-22 09:55:49	6769ms	2 NS 1 A 4 MX	🔒 Secure
2026-07-19 14:51:31	929ms	2 NS 1 A 4 MX	🔒 Secure
2026-07-18 06:13:51	4979ms	2 NS 1 A 4 MX	🔒 Secure
2026-07-15 12:56:15	948ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-23 00:57:10	734ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-17 14:16:42	2226ms	2 NS 1 A 4 MX	🔒 Secure