ipcalculation.com - dns.ninja

`ipcalculation.com`

DNSSEC	⚠️ Not signed
NS	`dns01` ⭐
NS	`dns1.unistarpro.si`
		A	91.235.242.80^{🇸🇮 ALTERNA-AS91.235.242.0/24 UNISTAR LC d.o.o.}
NS	`dns2.unistarpro.si`
		A	20.73.9.103^{🇳🇱 Microsoft20.64.0.0/10}
NS	`dns3.unistarpro.si` ⚠️ Not in parent delegation
		A	91.235.242.90^{🇸🇮 ALTERNA-AS91.235.242.0/24 UNISTAR LC d.o.o.}
MX	`brandstock-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::6^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00406.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::f^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00507.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::3^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am6pr04cu00303.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::7^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
		A	52.101.68.12^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db9pr02cu00204.inbound.protection.outlook.com`
		A	52.101.68.27^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00503.inbound.protection.outlook.com`
		A	52.101.68.39^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00607.inbound.protection.outlook.com`
		A	52.101.73.22^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00106.inbound.protection.outlook.com`
TXT	`MS=ms41464351`
TXT	`v=spf1 include:spf.protection.outlook.com include:antispameurope.com ip4:217....`
SOA	`dns01`hostmaster@ip-calculation.com serial=136

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1785211172

Subdomains

mail.ipcalculation.com

Same first word

ipcalculation.com

DNS History

12 records (5 active, 7 former)

○NSdns0.ip-calculation.com2015-05-31 → 2017-05-24 · 4 obs

● 2015-05-31 09:37:02
● 2017-05-24 22:20:08
○ 2026-02-18 10:56:00
○ 2026-07-28 04:29:24

●NSdns012026-02-18 → 2026-07-28 · 6 obs

○ 2017-05-24 22:20:08
● 2026-02-18 10:56:00
● 2026-05-22 06:23:56
○ 2026-07-04 17:55:08
● 2026-07-23 07:56:44
● 2026-07-28 04:29:24

○NSdns072015-05-31 → 2017-05-24 · 4 obs

● 2015-05-31 09:37:02
● 2017-05-24 22:20:08
○ 2026-02-18 10:56:00
○ 2026-07-28 04:29:24

●NSdns1.unistarpro.si2026-02-18 → 2026-07-28 · 3 obs

○ 2017-05-24 22:20:08
● 2026-02-18 10:56:00
● 2026-07-28 04:29:24

●NSdns2.unistarpro.si2026-02-18 → 2026-07-28 · 3 obs

○ 2017-05-24 22:20:08
● 2026-02-18 10:56:00
● 2026-07-28 04:29:24

●NSdns3.unistarpro.si2026-02-18 → 2026-07-28 · 6 obs

○ 2017-05-24 22:20:08
● 2026-02-18 10:56:00
● 2026-05-22 06:23:56
○ 2026-07-04 17:55:08
● 2026-07-23 07:56:44
● 2026-07-28 04:29:24

○NSns1.de.colt.net2015-05-31 → 2017-05-24 · 4 obs

● 2015-05-31 09:37:02
● 2017-05-24 22:20:08
○ 2026-02-18 10:56:00
○ 2026-07-28 04:29:24

○NSns8.colt.net2015-05-31 → 2017-05-24 · 4 obs

● 2015-05-31 09:37:02
● 2017-05-24 22:20:08
○ 2026-02-18 10:56:00
○ 2026-07-28 04:29:24

●MXbrandstock-com.mail.protection.outlook.com2026-02-18 → 2026-07-28 · 6 obs

○ 2017-05-24 22:20:08
● 2026-02-18 10:56:00
● 2026-05-22 06:23:56
○ 2026-07-04 17:55:08
● 2026-07-23 07:56:44
● 2026-07-28 04:29:24

○MXmail.ip-calculation.com2015-05-31 → 2016-09-14 · 4 obs

● 2015-05-31 09:37:02
● 2016-09-14 09:41:56
○ 2017-05-24 22:20:08
○ 2026-07-28 04:29:24

○MXmail.ipcalculation.com2017-05-24 → 2017-05-24 · 4 obs

○ 2016-09-14 09:41:56
● 2017-05-24 22:20:08
○ 2026-02-18 10:56:00
○ 2026-07-28 04:29:24

○MXmx.colt.net2015-05-31 → 2017-05-24 · 4 obs

● 2015-05-31 09:37:02
● 2017-05-24 22:20:08
○ 2026-02-18 10:56:00
○ 2026-07-28 04:29:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net, m.gtld-servers.net...	-
ipcalculation.com	dns1.unistarpro.si, dns2.unistarpro.si	-

✅ Authoritative Response

Server:91.235.242.80

NS records: dns1.unistarpro.si, dns2.unistarpro.si

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ipcalculation.com (unsigned zone)

⏱️ Timing

Total: 1606ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	3	`dns3.unistarpro.si, dns1.unistarpro.si...`
MX	1	`brandstock-com.mail.protection.outlook.c`
TXT	2	`v=spf1 include:spf.protection.outlook.co, MS=ms41464351`
SOA	1	`dns01 hostmaster.ip-calculation.com`

Analysis

Hierarchy

mail.ipcalculation.com is a subdomain of ipcalculation.com.

Name Servers

The NS records for ipcalculation.com point to four name servers: dns01, dns1.unistarpro.si, dns2.unistarpro.si and dns3.unistarpro.si.

The name servers of ipcalculation.com overlap at least partially with those of other domains — among them gaso-line.com, institutskaza.com, eotechnics.com and two more.

These name servers commonly appear in delegations together with ns3.actual-it.si, dns02, ns4.actual-it.net and 7 other.

The hostnames dns1.unistarpro.si, dns2.unistarpro.si and dns3.unistarpro.si each resolve to a single IP: dns1.unistarpro.si → 91.235.242.80, dns2.unistarpro.si → 20.73.9.103, dns3.unistarpro.si → 91.235.242.90.

Mail Servers

The sole mail server for ipcalculation.com is brandstock-com.mail.protection.outlook.com.

The MX records for ipcalculation.com match those of other domains — including brandstock.com and ip-calculation.de.

With 8 IP addresses total, brandstock-com.mail.protection.outlook.com resolves to 52.101.68.12, 52.101.68.27, 52.101.68.39 and 5 others.