rocketjump.dk DNS records

🖥️ Nameservers4 records 42ms

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

🌍

No A records found

📧 MX Records6 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	173.194.222.27 2a00:1450:4010:c0a::1b 2a00:1450:4010:c0a::1b	lo-in-f27.1e100.net lm-in-x1b.1e100.net lm-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.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
5	3600s	alt2.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1b	tp-in-f27.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	192.178.230.26 2404:6800:400b:c01b::1a	yunrtab-in-f26.1e100.net yunrtab-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	173.194.43.26 2607:f8b0:400e:c1e::1a	yudlsqd-in-f26.1e100.net yudlsqd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
15	3600s	f7cscrzgkuqdsb2a7bfnghgjhhuxbxvsx3ehkmdaqg3mesdz5uyq.mx-verification.google.com	—	—	—

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 75ms

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

✉️ SPF

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

📨 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)

🔐 DNSSEC97ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA44ms

Field	Value
Serial	2026041400
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 — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

42ms

A

39ms

MX

44ms

AAAA

32ms

TXT

75ms

CAA

29ms

HTTPS

43ms

TLSA

107ms

SOA

44ms

MTA-STS

37ms

DNSSEC

97ms

SRV

41ms

Total

752ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-26 16:53:48	752ms	4 NS 0 A 6 MX	🔒 Secure	View
2026-06-24 13:56:45	1166ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-24 00:39:15	899ms	4 NS 0 A 6 MX	🔒 Secure	View
2026-06-23 21:27:49	957ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 20:12:03	783ms	4 NS 0 A 6 MX	🔒 Secure	View
2026-06-17 14:45:15	1854ms	4 NS 0 A 6 MX	🔒 Secure	View