`instruments.edu.pl`

DNSSEC	⚠️ Not signed
A	89.161.255.254^{🇵🇱 HOMEPL-AS89.161.192.0/18}
		PTR	`cloudserver2082800.home.pl`
NS	`dns2.home.pl` ⭐
		A	2001:8d8:fe:53:6870::2^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`dns2.home.pl`
		A	217.160.81.248^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`dns2.home.pl`
NS	`dns.home.pl`
		A	2001:8d8:fe:53:6870::1^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`dns.home.pl`
		A	217.160.80.244^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`dns.home.pl`
NS	`dns3.home.pl`
		A	2607:f1c0:fe:53:185:132:34:251^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`dns3.home.pl`
		A	185.132.34.251^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`dns3.home.pl`
MX	`instruments-edu-pl.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::2^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du2pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::7^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00307.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::b^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbbpr03cu00103.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::e^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00206.inbound.protection.outlook.com`
		A	52.101.68.0^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	52.101.68.25^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db8pr02cu00101.inbound.protection.outlook.com`
		A	52.101.73.16^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
		A	52.101.73.24^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr05cu00300.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`dns.home.pl`admin@home.pl serial=1648798813

`edu.pl`

	DNSSEC	⚠️ Not signed
	NS	`a-dns.pl` ⭐ ⚠️ Not in parent delegation
	NS	`b-dns.pl` ⚠️ Not in parent delegation
	NS	`d-dns.pl` ⚠️ Not in parent delegation
	NS	`f-dns.pl` ⚠️ Not in parent delegation
	NS	`h-dns.pl` ⚠️ Not in parent delegation
	NS	`j-dns.pl` ⚠️ Not in parent delegation
	SOA	`a-dns.pl`dnsmaster@nask.pl serial=1786343447

rank #738069 globally
rank #6063 in the tld
WOT: SAFE (79/100)

Previously MX for

instruments.edu.pl

Same first word

DNS History

7 records (5 active, 2 former)

●NSdns.home.pl2018-05-09 → 2026-08-10 · 2 obs

● 2018-05-09 21:50:48
● 2026-08-10 12:15:34

●NSdns2.home.pl2018-05-09 → 2026-08-10 · 2 obs

● 2018-05-09 21:50:48
● 2026-08-10 12:15:34

●NSdns3.home.pl2018-05-09 → 2026-08-10 · 2 obs

● 2018-05-09 21:50:48
● 2026-08-10 12:15:34

●MXinstruments-edu-pl.mail.protection.outlook.com2026-07-13 → 2026-08-10 · 3 obs

○ 2018-05-09 21:50:48
● 2026-07-13 11:25:08
● 2026-08-10 12:15:34

○MXinstruments.edu.pl2018-05-09 → 2018-05-09 · 3 obs

● 2018-05-09 21:50:48
○ 2026-07-13 11:25:08
○ 2026-08-10 12:15:34

○A79.96.163.2482018-05-09 → 2018-05-09 · 3 obs

● 2018-05-09 21:50:48
○ 2026-07-13 11:25:08
○ 2026-08-10 12:15:34

●A89.161.255.2542026-07-13 → 2026-08-10 · 3 obs

○ 2018-05-09 21:50:48
● 2026-07-13 11:25:08
● 2026-08-10 12:15:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	f-dns.pl, b-dns.pl, j-dns.pl, h-dns.pl...	-
instruments.edu.pl	dns3.home.pl, dns2.home.pl, dns.home.pl	-

✅ Authoritative Response

Server:217.160.80.244

NS records: dns3.home.pl, dns2.home.pl, dns.home.pl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for instruments.edu.pl (unsigned zone)

⏱️ Timing

Total: 851ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`89.161.255.254`
NS	3	`dns.home.pl, dns3.home.pl...`
MX	1	`instruments-edu-pl.mail.protection.outlo`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`dns.home.pl admin.home.pl`

Analysis

IP Addresses

instruments.edu.pl directs to one IP number, which is 89.161.255.254.

Other host names — imit.org.pl, cloudserver2082800.home.pl, pst.info.pl and kolberg2014.org.pl — share IP numbers with instruments.edu.pl.

Name Servers

instruments.edu.pl is delegated to three name servers: dns2.home.pl, dns3.home.pl and dns.home.pl.

There is at least partial name server overlap between instruments.edu.pl and other domains — womenintechsummit.pl, cloudserver122403.home.pl, cloudserver130083.home.pl and two more among them.

dns2.home.pl, dns3.home.pl and dns.home.pl each resolve to two IP addresses: dns2.home.pl resolves to 217.160.81.248 and 2001:8d8:fe:53:6870::2; dns3.home.pl resolves to 185.132.34.251 and 2607:f1c0:fe:53:185:132:34:251; dns.home.pl resolves to 217.160.80.244 and 2001:8d8:fe:53:6870::1.

Mail Servers

instruments.edu.pl routes its mail through a single mail server, instruments-edu-pl.mail.protection.outlook.com.

instruments-edu-pl.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.68.0, 52.101.68.25 and 52.101.73.16, along with 5 other.

instruments.edu.pl - robtex.com