`jwconstruction.com.pl`

DNSSEC	⚠️ Not signed
A	89.161.251.76^{🇵🇱 HOMEPL-AS89.161.192.0/18}
		PTR	`jwconstruction.com.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` ⚠️ Not in parent delegation
		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	`jwconstruction.com.pl` ⭐
		A	89.161.251.76^{🇵🇱 HOMEPL-AS89.161.192.0/18}
			PTR	`jwconstruction.com.pl`
TXT	`v=spf1 ip4:89.161.251.76 include:_spf.google.com a mx ~all`
TXT	`MS=AF27EC502D90243DA16B74A7F8462C1FBB35BCD8`
SOA	`dns.home.pl`admin@home.pl serial=1606135506

`com.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=1778740339

WOT: UNKNOWN (76/100)

PTR for

76.251.161.89.in-addr.arpa

MX for

jwconstruction.com.pl

Subdomains

poczta.jwconstruction.com.pl

Same first word

jwconstruction.co

jwconstruction.com.pl

Similar names

wjconstruction.com

wjconstruction.ca

DNS History

6 records (5 active, 1 former)

●NSdns.home.pl2015-08-10 → 2026-05-14 · 2 obs

● 2015-08-10 14:11:50
● 2026-05-14 18:48:24

●NSdns2.home.pl2015-08-10 → 2026-05-14 · 2 obs

● 2015-08-10 14:11:50
● 2026-05-14 18:48:24

●NSdns3.home.pl2015-08-10 → 2026-05-14 · 2 obs

● 2015-08-10 14:11:50
● 2026-05-14 18:48:24

●MXjwconstruction.com.pl2015-08-10 → 2026-05-14 · 2 obs

● 2015-08-10 14:11:50
● 2026-05-14 18:48:24

●A89.161.251.762015-08-10 → 2026-05-14 · 2 obs

● 2015-08-10 14:11:50
● 2026-05-14 18:48:24

○PTR76.251.161.89.in-addr.arpa2016-11-20 → 2026-02-15 · 4 obs

● 2016-11-20 12:43:06
● 2026-02-15 17:36:20
○ 2026-04-14 11:27:56
○ 2026-05-14 18:48:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	a-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl...	-
jwconstruction.com.pl	dns.home.pl, dns2.home.pl	-

✅ Authoritative Response

Server:217.160.80.244

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

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

No DNSKEY for pl

⏱️ Timing

Total: 1082ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`89.161.251.76`
NS	3	`dns2.home.pl, dns.home.pl...`
MX	1	`jwconstruction.com.pl (pri: 10)`
TXT	2	`v=spf1 ip4:89.161.251.76 include:_spf.go, MS=AF27EC502D90243DA16B74A7F8462C1FBB35B`
SOA	1	`dns.home.pl admin.home.pl`

Analysis

Hierarchy

poczta.jwconstruction.com.pl is a child of jwconstruction.com.pl.

Mail Server Role

jwconstruction.com.pl serves as the mail server for jwconstruction.com.pl.

IP Addresses

jwconstruction.com.pl resolves to one IP number: 89.161.251.76.

Other host names, for instance villacampina.pl, mojeosiedle.waw.pl, cloudserver2081606.home.pl, jwconstruction.home.pl and poczta.jwconstruction.com.pl share IP numbers with jwconstruction.com.pl.

Name Servers

jwconstruction.com.pl is delegated to three name servers: dns2.home.pl, dns3.home.pl and dns.home.pl.

jwconstruction.com.pl at least partially shares name servers with other domains, including scorpio.home.pl, sanmarkos.pl, lebekiwspolnicy.com, cloudserver088827.home.pl and miejscapamieci.org.

Host names with two IP numbers:

dns2.home.pl: 2001:8d8:fe:53:6870::2 and 217.160.81.248

dns3.home.pl: 2607:f1c0:fe:53:185:132:34:251 and 185.132.34.251

dns.home.pl: 2001:8d8:fe:53:6870::1 and 217.160.80.244

Mail Servers

jwconstruction.com.pl is handled by a single mail server, jwconstruction.com.pl.

Host name jwconstruction.com.pl resolves to a single IP: 89.161.251.76.

jwconstruction.com.pl - robtex.com