ip-calculation.com - dns.ninja

`ip-calculation.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.}
			PTR	`dns1.unistarlc.si`
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	`ipcalculation-com0e.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::b^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbbpr03cu00103.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::10^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbapr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::6^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am4pr0401cu00106.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::c^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr05cu00304.inbound.protection.outlook.com`
		A	52.101.68.3^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00403.inbound.protection.outlook.com`
		A	52.101.68.10^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dbbpr03cu00102.inbound.protection.outlook.com`
		A	52.101.73.12^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am4pr0401cu00104.inbound.protection.outlook.com`
		A	52.101.73.30^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00306.inbound.protection.outlook.com`
TXT	`MS=ms41464351`
TXT	`v=spf1 include:spf.protection.outlook.com include:antispameurope.com ip4:217....`
TXT	`MS=ms51767237`
SOA	`dns01`hostmaster@ip-calculation.com serial=143

`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=1785311797

Subdomains

mail.ip-calculation.com

Same first word

ip-calculation.de

ip-calculation.com

DNS History

16 records (5 active, 11 former)

○NSdns0.ip-calculation.com2015-07-08 → 2018-06-21 · 4 obs

● 2015-07-08 18:18:14
● 2018-06-21 23:10:46
○ 2026-03-22 14:53:34
○ 2026-07-29 08:16:46

○NSdns0.ip-calculation.de2018-06-21 → 2018-06-21 · 4 obs

○ 2017-01-18 08:28:50
● 2018-06-21 23:10:46
○ 2026-03-22 14:53:34
○ 2026-07-29 08:16:46

●NSdns012026-03-22 → 2026-07-29 · 3 obs

○ 2018-06-21 23:10:46
● 2026-03-22 14:53:34
● 2026-07-29 08:16:46

○NSdns072015-07-08 → 2017-01-18 · 4 obs

● 2015-07-08 18:18:14
● 2017-01-18 08:28:50
○ 2018-06-21 23:10:46
○ 2026-07-29 08:16:46

●NSdns1.unistarpro.si2026-03-22 → 2026-07-29 · 3 obs

○ 2018-06-21 23:10:46
● 2026-03-22 14:53:34
● 2026-07-29 08:16:46

●NSdns2.unistarpro.si2026-03-22 → 2026-07-29 · 3 obs

○ 2018-06-21 23:10:46
● 2026-03-22 14:53:34
● 2026-07-29 08:16:46

●NSdns3.unistarpro.si2026-03-22 → 2026-07-29 · 3 obs

○ 2018-06-21 23:10:46
● 2026-03-22 14:53:34
● 2026-07-29 08:16:46

○NSns1.de.colt.net2015-07-08 → 2018-06-21 · 4 obs

● 2015-07-08 18:18:14
● 2018-06-21 23:10:46
○ 2026-03-22 14:53:34
○ 2026-07-29 08:16:46

○NSns8.colt.net2015-07-08 → 2018-06-21 · 4 obs

● 2015-07-08 18:18:14
● 2018-06-21 23:10:46
○ 2026-03-22 14:53:34
○ 2026-07-29 08:16:46

●MXipcalculation-com0e.mail.protection.outlook.com2026-03-22 → 2026-07-29 · 3 obs

○ 2018-06-21 23:10:46
● 2026-03-22 14:53:34
● 2026-07-29 08:16:46

○MXmail.ip-calculation.com2015-07-08 → 2017-01-18 · 4 obs

● 2015-07-08 18:18:14
● 2017-01-18 08:28:50
○ 2018-06-21 23:10:46
○ 2026-07-29 08:16:46

○MXmx.colt.net2015-07-08 → 2018-06-21 · 4 obs

● 2015-07-08 18:18:14
● 2018-06-21 23:10:46
○ 2026-03-22 14:53:34
○ 2026-07-29 08:16:46

○MXmx01.secure-mail-gateway.com2018-06-21 → 2018-06-21 · 4 obs

○ 2017-01-18 08:28:50
● 2018-06-21 23:10:46
○ 2026-03-22 14:53:34
○ 2026-07-29 08:16:46

○MXmx02.secure-mail-gateway.com2018-06-21 → 2018-06-21 · 4 obs

○ 2017-01-18 08:28:50
● 2018-06-21 23:10:46
○ 2026-03-22 14:53:34
○ 2026-07-29 08:16:46

○MXmx03.secure-mail-gateway.com2018-06-21 → 2018-06-21 · 4 obs

○ 2017-01-18 08:28:50
● 2018-06-21 23:10:46
○ 2026-03-22 14:53:34
○ 2026-07-29 08:16:46

○MXmx04.secure-mail-gateway.com2018-06-21 → 2018-06-21 · 4 obs

○ 2017-01-18 08:28:50
● 2018-06-21 23:10:46
○ 2026-03-22 14:53:34
○ 2026-07-29 08:16:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net, a.gtld-servers.net...	-
ip-calculation.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 ip-calculation.com (unsigned zone)

⏱️ Timing

Total: 774ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	3	`dns2.unistarpro.si, dns3.unistarpro.si...`
MX	1	`ipcalculation-com0e.mail.protection.outl`
TXT	3	`MS=ms51767237, MS=ms41464351...`
SOA	1	`dns01 hostmaster.ip-calculation.com`

Analysis

Hierarchy

The domain mail.ip-calculation.com falls under the parent ip-calculation.com.

Name Servers

The domain ip-calculation.com is delegated to these four name servers: dns01, dns1.unistarpro.si, dns2.unistarpro.si and dns3.unistarpro.si.

At least some of ip-calculation.com's name servers are shared with other domains, for example skaza-institut.si, actual.ba, ramla.co.jp and two more.

These name servers tend to co-occur with ns3.actual-it.si, dns02, ns4.actual-it.net and 7 other name servers in the same DNS delegations.

dns1.unistarpro.si, dns2.unistarpro.si and dns3.unistarpro.si all have one IP address each — dns1.unistarpro.si directs to 91.235.242.80, dns2.unistarpro.si directs to 20.73.9.103 and dns3.unistarpro.si directs to 91.235.242.90.

Mail Servers

ip-calculation.com routes its mail through a single mail server, ipcalculation-com0e.mail.protection.outlook.com.

ipcalculation-com0e.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.68.3, 52.101.68.10 and 52.101.73.12, along with 5 other.