polcore.com - dns.ninja

`polcore.com`

DNSSEC	⚠️ Not signed
A	212.227.86.203^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
		PTR	`ip212-227-86-203.pbiaas.com`
NS	`ns1026.ui-dns.biz` ⭐
		A	2607:f1c0:fe:53:185:132:33:26^{🇺🇸 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	`ns1026.ui-dns.biz`
		A	185.132.33.26^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1026.ui-dns.biz`
NS	`ns1026.ui-dns.com`
		A	2607:f1c0:fe:53:185:132:34:26^{🇺🇸 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	`ns1026.ui-dns.com`
		A	185.132.34.26^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1026.ui-dns.com`
NS	`ns1026.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:26^{🇺🇸 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	`ns1026.ui-dns.de`
		A	185.132.32.26^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1026.ui-dns.de`
NS	`ns1026.ui-dns.org`
		A	2607:f1c0:fe:53:185:132:35:26^{🇺🇸 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	`ns1026.ui-dns.org`
		A	185.132.35.26^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1026.ui-dns.org`
MX	`mx00.ionos.co.uk` ⭐
		A	212.227.15.41^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.ionos.co.uk` ⭐
		A	217.72.192.67^{🇩🇪 IONOS-AS217.72.192.0/20 Web.de}
			PTR	`mx01.kundenserver.de`
TXT	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	`ns1026.ui-dns.biz`hostmaster@1and1.co.uk 2012-08-17 #5

`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=1785464677

Same first word

polcore.com

polcore.pl

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DNS History

11 records (7 active, 4 former)

●NSns1026.ui-dns.biz2026-04-19 → 2026-07-31 · 3 obs

○ 2017-06-23 11:40:50
● 2026-04-19 03:32:50
● 2026-07-31 02:37:28

●NSns1026.ui-dns.com2026-04-19 → 2026-07-31 · 3 obs

○ 2017-06-23 11:40:50
● 2026-04-19 03:32:50
● 2026-07-31 02:37:28

●NSns1026.ui-dns.de2026-04-19 → 2026-07-31 · 3 obs

○ 2017-06-23 11:40:50
● 2026-04-19 03:32:50
● 2026-07-31 02:37:28

●NSns1026.ui-dns.org2026-04-19 → 2026-07-31 · 3 obs

○ 2017-06-23 11:40:50
● 2026-04-19 03:32:50
● 2026-07-31 02:37:28

○NSns67.1and1.co.uk2015-08-17 → 2017-06-23 · 4 obs

● 2015-08-17 00:54:52
● 2017-06-23 11:40:50
○ 2026-04-19 03:32:50
○ 2026-07-31 02:37:28

○NSns68.1and1.co.uk2015-08-17 → 2017-06-23 · 4 obs

● 2015-08-17 00:54:52
● 2017-06-23 11:40:50
○ 2026-04-19 03:32:50
○ 2026-07-31 02:37:28

○MXmx00.1and1.co.uk2015-08-17 → 2017-06-23 · 4 obs

● 2015-08-17 00:54:52
● 2017-06-23 11:40:50
○ 2026-04-19 03:32:50
○ 2026-07-31 02:37:28

●MXmx00.ionos.co.uk2026-04-19 → 2026-07-31 · 3 obs

○ 2017-06-23 11:40:50
● 2026-04-19 03:32:50
● 2026-07-31 02:37:28

○MXmx01.1and1.co.uk2015-08-17 → 2017-06-23 · 4 obs

● 2015-08-17 00:54:52
● 2017-06-23 11:40:50
○ 2026-04-19 03:32:50
○ 2026-07-31 02:37:28

●MXmx01.ionos.co.uk2026-04-19 → 2026-07-31 · 3 obs

○ 2017-06-23 11:40:50
● 2026-04-19 03:32:50
● 2026-07-31 02:37:28

●A212.227.86.2032015-08-17 → 2026-07-31 · 2 obs

● 2015-08-17 00:54:52
● 2026-07-31 02:37:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, j.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net...	-
polcore.com	ns1026.ui-dns.de, ns1026.ui-dns.biz, ns1026.ui-dns.org, ns1026.ui-dns.com	2 records

✅ Authoritative Response

Server:185.132.33.26

NS records: ns1026.ui-dns.de, ns1026.ui-dns.biz, ns1026.ui-dns.org, ns1026.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for polcore.com (unsigned zone)

⏱️ Timing

Total: 471ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`212.227.86.203`
NS	4	`ns1026.ui-dns.com, ns1026.ui-dns.biz...`
MX	2	`mx01.ionos.co.uk (pri: 10), mx00.ionos.co.uk (pri: 10)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1026.ui-dns.biz hostmaster.1and1.co.uk`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1026.ui-dns.com, ns1026.ui-dns.com)

Analysis

IP Addresses

polcore.com directs to one IP number, which is 212.227.86.203.

ip212-227-86-203.pbiaas.com, for instance, is one of the other host names sharing IP numbers with polcore.com.

Name Servers

The domain polcore.com is delegated to these four name servers: ns1026.ui-dns.biz, ns1026.ui-dns.com, ns1026.ui-dns.de and ns1026.ui-dns.org.

At least some of polcore.com's name servers are shared with other domains, for example spacemooc.com, seqasonline.com, ahg-leonberg.de and two more.

These name servers are routinely co-deployed with the name servers ns1018.ui-dns.org, ns1083.ui-dns.com, ns1088.ui-dns.de and two others.

Four hostnames, each resolving to a pair of IP addresses: ns1026.ui-dns.biz directs to 185.132.33.26 and 2607:f1c0:fe:53:185:132:33:26; ns1026.ui-dns.com directs to 185.132.34.26 and 2607:f1c0:fe:53:185:132:34:26; ns1026.ui-dns.de directs to 185.132.32.26 and 2607:f1c0:fe:53:185:132:32:26; ns1026.ui-dns.org directs to 185.132.35.26 and 2607:f1c0:fe:53:185:132:35:26.

Mail Servers

The MX records for polcore.com point to two mail servers: mx00.ionos.co.uk and mx01.ionos.co.uk.

polcore.com has the same mail server arrangement as a number of other domains, for example mbitms.co.uk, samholguin.com, ordercatalogue.com and two more.

polcore.com overlaps on mail servers with certain other domains, inospeed.com among them.

Each of mx00.ionos.co.uk and mx01.ionos.co.uk has one IP address: mx00.ionos.co.uk uses 212.227.15.41 and mx01.ionos.co.uk uses 217.72.192.67.