rebuiltperformance.dk

📜 Historical scan 2026-09-23 18:20:54 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rebuiltperformance.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 23.227.38.65 is hosted by Cloudflare, Inc. (AS13335) in Canada. Mail is handled by smtp.google.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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#

4 records 39ms

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
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
23.227.38.65	95s	myshopify.com	AS13335	Cloudflare, Inc.	23.227.38.0/23	🇨🇦 Canada	Ottawa

📧 MX Records#

1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	600s	smtp.google.com	142.250.150.26 142.251.1.26 142.251.1.27 172.253.130.26 2a00:1450:4010:c08::1b 2a00:1450:4010:c08::1b 2a00:1450:4010:c1e::1a 2a00:1450:4010:c1e::1b 2a00:1450:4010:c20::1a 64.233.165.27	la-in-f26.1e100.net lb-in-f26.1e100.net lb-in-f27.1e100.net yulppbn-in-f26.1e100.net lg-in-x1b.1e100.net lg-in-f27.1e100.net lb-in-f26.1e100.net lb-in-f27.1e100.net yulppbn-in-f26.1e100.net lg-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

1 records 38ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2620:127:f00f:5::	3600s	—	AS13335	Cloudflare, Inc.	2620:127:f00c:0:0:0:0:0/46	🇨🇦 Canada	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records 49ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

8 records 110ms

TXT Record
@MS=ms25080660
amazonses:txoYvn/KX4ulq1/EUr7CkyxUN9IgcaboxHUkwlr+AfU=
google-site-verification=HeixReaoPTtqLf1r8XF1UvkfTi29o_-dg-WI99R8p8M
google-site-verification=Z-Ti7s6Kftx1RcOWmFG1vEhGdnC1azqUTTPPzYvnk4w
klaviyo-site-verification=TETxCW
MS=msXXXXXXXX
p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC9g3zYDrCeqaAR6uCZVCQEfOzxLypm4ePx75hh9Xk21sQCYaWPLearlQIEt95UzeIuEPC3VAlm+0EQtRkGBtTR5AS2OYq+ZizsTq5VwSdu3JU1mvmydEWH2e8HCCYPpbGr/vpPjEaPLsEzHRyF0hdXPoXXokcpyqMbaE8sA57yUwIDAQAB
v=spf1 include:_spf.google.com ~all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.rebuiltperformance.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 2026-10-11 18:00:05

www CNAME	shops.myshopify.com (all on myshopify.com) → 23.227.38.74 2620:127:f00f:e:: (AS13335)
www vs bare domain	Same network rebuiltperformance.dk: 23.227.38.65 2620:127:f00f:5:: (AS13335) www.rebuiltperformance.dk: 23.227.38.74 2620:127:f00f:e:: (AS13335)
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

✍️ 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#

105ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026092300
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

39ms

33ms

34ms

AAAA

38ms

TXT

110ms

CAA

30ms

HTTPS

30ms

TLSA

250ms

SOA

0ms

MTA-STS

50ms

DNSSEC

105ms

SRV

49ms

Total

913ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 10:55:55	1446ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-30 10:46:15	670ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-23 23:11:22	537ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-23 18:20:54 shown	913ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-09 08:57:40	605ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-27 11:00:35	895ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-26 18:32:17	642ms	4 NS 1 A 1 MX	🔒 Secure
2026-07-22 21:43:30	9347ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-30 16:42:52	657ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-27 03:29:57	767ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-21 17:57:35	536ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-18 02:58:48	1004ms	4 NS 1 A 1 MX	🔒 Secure