`polcorp.ie`

DNSSEC	⚠️ Not signed
A	50.87.115.160^{🇺🇸 ORACLE-OCI-3189850.87.112.0/21 Google}
		PTR	`50-87-115-160.unifiedlayer.com`
NS	`ns1.blacknightdns.com` ⭐
		A	78.153.203.12^{🇮🇪 BLACKNIGHT-AS78.153.192.0/19 IE-BLACKNIGHT-NET2-PA}
			PTR	`ns1.blacknightdns.com`
NS	`ns2.blacknightdns.com`
		A	81.17.240.172^{🇮🇪 BLACKNIGHT-AS81.17.240.0/24 IE-BLACKNIGHT-INFRA}
			PTR	`ns2.blacknightdns.com`
NS	`ns3.blacknightdns.com` ⚠️ Not in zone NS records
		A	2a00:fea0:dead::beef^{🇮🇳 GRANSY2a00:fea0::/32 Anycast DNS project}
		A	185.28.194.194^{🇨🇿 GRANSY185.28.194.0/24 Network of Gransy s.r.o.}
			PTR	`ns2.anycastdns.cz`
NS	`ns4.blacknightdns.com` ⚠️ Not in zone NS records
		A	185.38.108.108^{🇨🇿 GRANSY185.38.108.0/24 Anycast DNS project}
			PTR	`ns1.anycastdns.cz`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c2d::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ry-in-f27.1e100.net`
		A	142.251.179.27^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽²⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx2.googlemail.com`⁽³⁰⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽³⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx4.googlemail.com`⁽³⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`aspmx5.googlemail.com`⁽³⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
SOA	`ns1.blacknightdns.com`hostmaster@polcorp.ie 2024-12-20 #27

`ie`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.ns.ie` ⭐
	NS	`c.ns.ie`
	NS	`d.ns.ie`
	NS	`e.ns.ie`
	NS	`h.ns.ie`
	NS	`i.ns.ie`
	SOA	`a.ns.ie`tld-tech@weare.ie serial=2607102200

Same first word

polcorp.ie

Similar names

rpcpool.com

rpcpool.systems

lopcorp.com.mx

DNS History

16 records (12 active, 4 former)

○NSns1.blacknight.com2015-06-15 → 2017-08-25 · 4 obs

● 2015-06-15 10:37:06
● 2017-08-25 16:10:02
○ 2026-03-26 15:23:20
○ 2026-07-10 22:14:50

●NSns1.blacknightdns.com2026-03-26 → 2026-07-10 · 3 obs

○ 2017-08-25 16:10:02
● 2026-03-26 15:23:20
● 2026-07-10 22:14:50

○NSns2.blacknight.com2015-06-15 → 2017-08-25 · 4 obs

● 2015-06-15 10:37:06
● 2017-08-25 16:10:02
○ 2026-03-26 15:23:20
○ 2026-07-10 22:14:50

●NSns2.blacknightdns.com2026-03-26 → 2026-07-10 · 3 obs

○ 2017-08-25 16:10:02
● 2026-03-26 15:23:20
● 2026-07-10 22:14:50

○NSns3.blacknight.com2016-11-17 → 2017-08-25 · 5 obs

○ 2015-06-15 10:37:06
● 2016-11-17 21:08:54
● 2017-08-25 16:10:02
○ 2026-03-26 15:23:20
○ 2026-07-10 22:14:50

●NSns3.blacknightdns.com2026-03-26 → 2026-07-10 · 3 obs

○ 2017-08-25 16:10:02
● 2026-03-26 15:23:20
● 2026-07-10 22:14:50

○NSns4.blacknight.com2016-11-17 → 2017-08-25 · 5 obs

○ 2015-06-15 10:37:06
● 2016-11-17 21:08:54
● 2017-08-25 16:10:02
○ 2026-03-26 15:23:20
○ 2026-07-10 22:14:50

●NSns4.blacknightdns.com2026-03-26 → 2026-07-10 · 3 obs

○ 2017-08-25 16:10:02
● 2026-03-26 15:23:20
● 2026-07-10 22:14:50

●MXalt1.aspmx.l.google.com2015-06-15 → 2026-07-10 · 5 obs

● 2015-06-15 10:37:06
● 2026-04-20 09:16:06
○ 2026-04-30 10:52:46
● 2026-05-09 04:43:44
● 2026-07-10 22:14:50

●MXalt2.aspmx.l.google.com2015-06-15 → 2026-07-10 · 5 obs

● 2015-06-15 10:37:06
● 2026-04-20 09:16:06
○ 2026-04-30 10:52:46
● 2026-05-09 04:43:44
● 2026-07-10 22:14:50

●MXaspmx.l.google.com2015-06-15 → 2026-07-10 · 5 obs

● 2015-06-15 10:37:06
● 2026-04-20 09:16:06
○ 2026-04-30 10:52:46
● 2026-05-09 04:43:44
● 2026-07-10 22:14:50

●MXaspmx2.googlemail.com2015-06-15 → 2026-07-10 · 5 obs

● 2015-06-15 10:37:06
● 2026-04-20 09:16:06
○ 2026-04-30 10:52:46
● 2026-05-09 04:43:44
● 2026-07-10 22:14:50

●MXaspmx3.googlemail.com2015-06-15 → 2026-07-10 · 5 obs

● 2015-06-15 10:37:06
● 2026-04-20 09:16:06
○ 2026-04-30 10:52:46
● 2026-05-09 04:43:44
● 2026-07-10 22:14:50

●MXaspmx4.googlemail.com2015-06-15 → 2026-07-10 · 5 obs

● 2015-06-15 10:37:06
● 2026-04-20 09:16:06
○ 2026-04-30 10:52:46
● 2026-05-09 04:43:44
● 2026-07-10 22:14:50

●MXaspmx5.googlemail.com2015-06-15 → 2026-07-10 · 5 obs

● 2015-06-15 10:37:06
● 2026-04-20 09:16:06
○ 2026-04-30 10:52:46
● 2026-05-09 04:43:44
● 2026-07-10 22:14:50

●A50.87.115.1602015-06-15 → 2026-07-10 · 2 obs

● 2015-06-15 10:37:06
● 2026-07-10 22:14:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ie	a.ns.ie, c.ns.ie, d.ns.ie, e.ns.ie...	12 records
polcorp.ie	ns1.blacknightdns.com, ns3.blacknightdns.com, ns2.blacknightdns.com, ns4.blacknightdns.com	-

✅ Authoritative Response

Server:78.153.203.12

NS records: ns1.blacknightdns.com, ns3.blacknightdns.com, ns2.blacknightdns.com, ns4.blacknightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for polcorp.ie (unsigned zone)

⏱️ Timing

Total: 1225ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`50.87.115.160`
NS	2	`ns2.blacknightdns.com, ns1.blacknightdns.com`
MX	7	`ALT2.ASPMX.L.GOOGLE.COM (pri: 20), ASPMX2.GOOGLEMAIL.COM (pri: 30)...`
SOA	1	`ns1.blacknightdns.com hostmaster.polcorp`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.ns.ie, c.ns.ie, d.ns.ie...)

Analysis

IP Addresses

polcorp.ie directs to one IP number, which is 50.87.115.160.

There are other host names — 50-87-115-160.unifiedlayer.com among them — that share IP numbers with polcorp.ie.

Name Servers

The domain polcorp.ie is delegated to these four name servers: ns1.blacknightdns.com, ns2.blacknightdns.com, ns3.blacknightdns.com and ns4.blacknightdns.com.

At least some of polcorp.ie's name servers are shared with other domains, for example pearsemehigan.com, officemate.ie, bmac.ie and two more.

Hosts with two IP numbers each:

ns3.blacknightdns.com has two IP addresses: 185.28.194.194 and 2a00:fea0:dead::beef.

Hosts that resolve to one IP address:

ns1.blacknightdns.com directs to 78.153.203.12.

ns2.blacknightdns.com directs to 81.17.240.172.

ns4.blacknightdns.com directs to 185.38.108.108.

Mail Servers

polcorp.ie uses 7 mail servers for delivery: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and 4 other.

polcorp.ie shares at least some of its mail servers with other domains — for example arkelope.com, zelosolucoes.com.br, susgroceries.com and two more.

It is common to find these mail servers paired with mail servers aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and 3 more.

Hosts with two IP numbers each:

aspmx2.googlemail.com has two IP addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1a.

aspmx3.googlemail.com has two IP addresses: 172.253.116.27 and 2a00:1450:400b:c02::1a.

aspmx4.googlemail.com has two IP addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1b.

aspmx5.googlemail.com has two IP addresses: 172.253.157.26 and 2a00:1450:400c:c23::1b.

aspmx.l.google.com has two IP addresses: 142.251.179.27 and 2607:f8b0:4004:c2d::1b.

alt1.aspmx.l.google.com has two IP addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com has two IP addresses: 172.253.116.27 and 2a00:1450:400b:c02::1a.

Host names pointing to 2800:3f0:4003:c0f::1a IP addresses: aspmx2.googlemail.com and alt1.aspmx.l.google.com.

Host names pointing to 108.177.123.27 IP addresses: aspmx2.googlemail.com and alt1.aspmx.l.google.com.

Host names pointing to 2a00:1450:400b:c02::1a IP addresses: aspmx3.googlemail.com and alt2.aspmx.l.google.com.