`puukoulu.fi`

DNSSEC	⚠️ Not signed
A	165.160.13.20^{🇺🇸 CORPORATION-1165.160.13.0/24 251 Little Falls Drive Wilmington DE 19808 United States}
A	165.160.15.20^{🇺🇸 CORPORATION-1165.160.15.0/24 251 Little Falls Drive Wilmington DE 19808 United States}
NS	`ns1.netnames.net` ⭐
		A	2610:a1:1022::100^{🇺🇸 MAINT-ID-120082610:a1:1022::/48 Neustar}
			PTR	`ns1.arcemus.com`
			PTR	`kandns06.digitalarchives.com`
			PTR	`ns1.euro909.com`
			PTR	`ns2.euro909.com`
			PTR	`indom10.indomco.com`
			PTR	`indom30.indomco.fr`
			PTR	`ns1.ascio.net`
			PTR	`ns3.ascio.net`
			PTR	`dns1.cscdns.net`
			PTR	`pdns1.cscdns.net`
			PTR	`sbdns3.cscdns.net`
			PTR	`spdns3.cscdns.net`
			PTR	`ns0.netnames.net`
			PTR	`ns1.netnames.net`
			PTR	`ns3.netnames.net`
			PTR	`ns5.netnames.net`
			PTR	`ns7.netnames.net`
			PTR	`indom130.indomco.org`
			PTR	`ns2.domainnetwork.se`
			PTR	`ns.domainnetwork.se`
		A	156.154.130.100^{🇺🇸 MAINT-ID-12008156.154.130.0/24 Neustar}
			PTR	`ns1.arcemus.com`
			PTR	`kandns06.digitalarchives.com`
			PTR	`ns1.euro909.com`
			PTR	`ns2.euro909.com`
			PTR	`indom10.indomco.com`
			PTR	`indom30.indomco.fr`
			PTR	`ns1.ascio.net`
			PTR	`ns3.ascio.net`
			PTR	`dns1.cscdns.net`
			PTR	`pdns1.cscdns.net`
			PTR	`sbdns3.cscdns.net`
			PTR	`spdns3.cscdns.net`
			PTR	`ns0.netnames.net`
			PTR	`ns1.netnames.net`
			PTR	`ns3.netnames.net`
			PTR	`ns5.netnames.net`
			PTR	`ns7.netnames.net`
			PTR	`indom130.indomco.org`
			PTR	`ns2.domainnetwork.se`
			PTR	`ns.domainnetwork.se`
NS	`ns2.netnames.net`
		A	2610:a1:1023::100^{🇺🇸 MAINT-ID-120082610:a1:1023::/48 Neustar}
			PTR	`ns2.arcemus.com`
			PTR	`nusdns06.digitalarchives.com`
			PTR	`ns3.domainnetwork.com`
			PTR	`ns3.euro909.com`
			PTR	`indom80.indomco.hk`
			PTR	`ns2.ascio.net`
			PTR	`ns4.ascio.net`
			PTR	`dns2.cscdns.net`
			PTR	`pdns2.cscdns.net`
			PTR	`indom20.indomco.net`
			PTR	`ns2.netnames.net`
			PTR	`ns4.netnames.net`
			PTR	`ns6.netnames.net`
			PTR	`ns8.netnames.net`
		A	156.154.131.100^{🇺🇸 MAINT-ID-12008156.154.131.0/24 Neustar}
			PTR	`ns2.arcemus.com`
			PTR	`nusdns06.digitalarchives.com`
			PTR	`ns3.domainnetwork.com`
			PTR	`ns3.euro909.com`
			PTR	`indom80.indomco.hk`
			PTR	`ns2.ascio.net`
			PTR	`ns4.ascio.net`
			PTR	`dns2.cscdns.net`
			PTR	`pdns2.cscdns.net`
			PTR	`indom20.indomco.net`
			PTR	`ns2.netnames.net`
			PTR	`ns4.netnames.net`
			PTR	`ns6.netnames.net`
			PTR	`ns8.netnames.net`
NS	`ns5.netnames.net`
		A	2610:a1:1022::100^{🇺🇸 MAINT-ID-120082610:a1:1022::/48 Neustar}
			PTR	`ns1.arcemus.com`
			PTR	`kandns06.digitalarchives.com`
			PTR	`ns1.euro909.com`
			PTR	`ns2.euro909.com`
			PTR	`indom10.indomco.com`
			PTR	`indom30.indomco.fr`
			PTR	`ns1.ascio.net`
			PTR	`ns3.ascio.net`
			PTR	`dns1.cscdns.net`
			PTR	`pdns1.cscdns.net`
			PTR	`sbdns3.cscdns.net`
			PTR	`spdns3.cscdns.net`
			PTR	`ns0.netnames.net`
			PTR	`ns1.netnames.net`
			PTR	`ns3.netnames.net`
			PTR	`ns5.netnames.net`
			PTR	`ns7.netnames.net`
			PTR	`indom130.indomco.org`
			PTR	`ns2.domainnetwork.se`
			PTR	`ns.domainnetwork.se`
		A	156.154.130.100^{🇺🇸 MAINT-ID-12008156.154.130.0/24 Neustar}
			PTR	`ns1.arcemus.com`
			PTR	`kandns06.digitalarchives.com`
			PTR	`ns1.euro909.com`
			PTR	`ns2.euro909.com`
			PTR	`indom10.indomco.com`
			PTR	`indom30.indomco.fr`
			PTR	`ns1.ascio.net`
			PTR	`ns3.ascio.net`
			PTR	`dns1.cscdns.net`
			PTR	`pdns1.cscdns.net`
			PTR	`sbdns3.cscdns.net`
			PTR	`spdns3.cscdns.net`
			PTR	`ns0.netnames.net`
			PTR	`ns1.netnames.net`
			PTR	`ns3.netnames.net`
			PTR	`ns5.netnames.net`
			PTR	`ns7.netnames.net`
			PTR	`indom130.indomco.org`
			PTR	`ns2.domainnetwork.se`
			PTR	`ns.domainnetwork.se`
NS	`ns6.netnames.net`
		A	2610:a1:1023::100^{🇺🇸 MAINT-ID-120082610:a1:1023::/48 Neustar}
			PTR	`ns2.arcemus.com`
			PTR	`nusdns06.digitalarchives.com`
			PTR	`ns3.domainnetwork.com`
			PTR	`ns3.euro909.com`
			PTR	`indom80.indomco.hk`
			PTR	`ns2.ascio.net`
			PTR	`ns4.ascio.net`
			PTR	`dns2.cscdns.net`
			PTR	`pdns2.cscdns.net`
			PTR	`indom20.indomco.net`
			PTR	`ns2.netnames.net`
			PTR	`ns4.netnames.net`
			PTR	`ns6.netnames.net`
			PTR	`ns8.netnames.net`
		A	156.154.131.100^{🇺🇸 MAINT-ID-12008156.154.131.0/24 Neustar}
			PTR	`ns2.arcemus.com`
			PTR	`nusdns06.digitalarchives.com`
			PTR	`ns3.domainnetwork.com`
			PTR	`ns3.euro909.com`
			PTR	`indom80.indomco.hk`
			PTR	`ns2.ascio.net`
			PTR	`ns4.ascio.net`
			PTR	`dns2.cscdns.net`
			PTR	`pdns2.cscdns.net`
			PTR	`indom20.indomco.net`
			PTR	`ns2.netnames.net`
			PTR	`ns4.netnames.net`
			PTR	`ns6.netnames.net`
			PTR	`ns8.netnames.net`
MX	`relay1.netnames.net` ⭐
		A	185.26.230.83^{🇬🇧 NETNAMES185.26.230.0/24 NetNames Operations Limited}
			PTR	`relay1.netnames.net`
MX	`relay2.netnames.net`⁽¹⁰⁰⁾
		A	185.26.230.89^{🇬🇧 NETNAMES185.26.230.0/24 NetNames Operations Limited}
			PTR	`relay2.netnames.net`
SOA	`ns1.netnames.net`hostmaster@cscdns.net 2018-08-19 #3

`fi`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.fi` ⭐
	NS	`b.fi`
	NS	`c.fi`
	NS	`d.fi`
	NS	`e.fi`
	NS	`f.fi`
	NS	`g.fi`
	NS	`i.fi`
	NS	`j.fi`
	NS	`k.fi`
	TXT	`whois.fi`
	TXT	`https://domain.fi/`
	SOA	`a.fi`fi-domain-tech@ficora.fi 2026-05-15 #30

Same first word

puukoulu.fi

DNS History

9 records (8 active, 1 former)

●NSns1.netnames.net2015-06-22 → 2026-05-15 · 2 obs

● 2015-06-22 07:08:40
● 2026-05-15 07:17:44

●NSns2.netnames.net2015-06-22 → 2026-05-15 · 2 obs

● 2015-06-22 07:08:40
● 2026-05-15 07:17:44

●NSns5.netnames.net2015-06-22 → 2026-05-15 · 2 obs

● 2015-06-22 07:08:40
● 2026-05-15 07:17:44

●NSns6.netnames.net2015-06-22 → 2026-05-15 · 2 obs

● 2015-06-22 07:08:40
● 2026-05-15 07:17:44

●MXrelay1.netnames.net2015-06-22 → 2026-05-15 · 2 obs

● 2015-06-22 07:08:40
● 2026-05-15 07:17:44

●MXrelay2.netnames.net2015-06-22 → 2026-05-15 · 2 obs

● 2015-06-22 07:08:40
● 2026-05-15 07:17:44

○A146.119.195.1372015-06-22 → 2020-04-10 · 3 obs

● 2015-06-22 07:08:40
● 2020-04-10 01:57:52
○ 2026-05-15 07:17:44

●A165.160.13.202026-05-15 → 2026-05-15 · 2 obs

○ 2020-04-10 01:57:52
● 2026-05-15 07:17:44

●A165.160.15.202026-05-15 → 2026-05-15 · 2 obs

○ 2020-04-10 01:57:52
● 2026-05-15 07:17:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
fi	a.fi, b.fi, c.fi, d.fi...	-
puukoulu.fi	ns5.netnames.net, ns6.netnames.net, ns1.netnames.net, ns2.netnames.net	-

✅ Authoritative Response

Server:156.154.130.100

NS records: ns5.netnames.net, ns6.netnames.net, ns1.netnames.net, ns2.netnames.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for puukoulu.fi (unsigned zone)

⏱️ Timing

Total: 2103ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`165.160.13.20, 165.160.15.20`
NS	4	`ns1.netnames.net, ns2.netnames.net...`
MX	2	`relay1.netnames.net (pri: 10), relay2.netnames.net (pri: 100)`
SOA	1	`ns1.netnames.net hostmaster.cscdns.net`

Analysis

IP Addresses

puukoulu.fi points to two IP numbers: 165.160.13.20 and 165.160.15.20.

Other host names, for instance comparethemarket.eu, konyagi.co.tz, basivertebranerveablation.org, arrowbed.com and vonagebusiness.cn share IP numbers with puukoulu.fi.

Name Servers

puukoulu.fi is delegated to four name servers: ns1.netnames.net, ns2.netnames.net, ns5.netnames.net and ns6.netnames.net.

puukoulu.fi at least partially shares name servers with other domains, for instance retscan.com, rbsad.io, internationalyachtingfestival.net, aibcritialillness.ie and eucerin.nl.

Hostnames with two IP numbers

ns1.netnames.net points to 2610:a1:1022::100 and 156.154.130.100

ns2.netnames.net points to 2610:a1:1023::100 and 156.154.131.100

ns5.netnames.net points to 2610:a1:1022::100 and 156.154.130.100

ns6.netnames.net points to 2610:a1:1023::100 and 156.154.131.100

Pointing to 2610:a1:1022::100: ns1.netnames.net and ns5.netnames.net

Pointing to 156.154.130.100: ns1.netnames.net and ns5.netnames.net

Pointing to 2610:a1:1023::100: ns2.netnames.net and ns6.netnames.net

Pointing to 156.154.131.100: ns2.netnames.net and ns6.netnames.net

Mail Servers

puukoulu.fi is handled by two mail servers: relay1.netnames.net and relay2.netnames.net.

puukoulu.fi uses the same mail server configuration as other domains, such as osram.ph, lakerol.org, hotelscandik.pl, britishcouncil.sa and aholddelhaize.co.

puukoulu.fi shares some mail servers with other domains at least partially, for example dunlopsafety.co.uk.

Host names with one IP number: relay1.netnames.net points to 185.26.230.83; relay2.netnames.net points to 185.26.230.89.

puukoulu.fi - robtex.com

puukoulu.fi

fi

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`puukoulu.fi`

`fi`