firmcore.com - dns.ninja

`firmcore.com`

DNSSEC	⚠️ Not signed
A	173.255.206.159^{🇺🇸 AKAMAI-LINODE-AP173.255.192.0/20 Akamai Technologies}
		PTR	`li216-159.members.linode.com`
NS	`ns1.linode.com` ⭐
		A	2600:14c0:6::2^{🇺🇸 Akamai2600:14c0:6::/48 Technologies}
			PTR	`c1-2.akashield.net`
		A	92.123.94.2^{🇳🇱 Akamai92.123.94.0/24 Technologies}
NS	`ns2.linode.com`
		A	2600:14c0:6::3^{🇺🇸 Akamai2600:14c0:6::/48 Technologies}
			PTR	`c1-3.akashield.net`
		A	92.123.94.3^{🇳🇱 Akamai92.123.94.0/24 Technologies}
NS	`ns3.linode.com`
		A	2600:14c0:7::3^{🇺🇸 Akamai2600:14c0:7::/48 Technologies}
			PTR	`c2-3.akashield.net`
		A	92.123.95.3^{🇳🇱 Akamai92.123.95.0/24 Technologies}
NS	`ns4.linode.com`
		A	2600:14c0:7::4^{🇺🇸 Akamai2600:14c0:7::/48 Technologies}
			PTR	`c2-4.akashield.net`
		A	92.123.95.4^{🇳🇱 Akamai92.123.95.0/24 Technologies}
NS	`ns5.linode.com`
		A	2600:14c0:7::2^{🇺🇸 Akamai2600:14c0:7::/48 Technologies}
			PTR	`c2-2.akashield.net`
		A	92.123.95.2^{🇳🇱 Akamai92.123.95.0/24 Technologies}
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c21::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f26.1e100.net`
		A	142.250.31.27^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		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`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		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.linode.com`jamesomega@gmail.com serial=2021000004

`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=1783237801

Subdomains

www.firmcore.com

mail.firmcore.com

Same first word

firmcore.com

Similar names

riceform.com

microfer.com.br

mforcier.qc.ca

ricefrom.com

reformic.ru

ferricom.it

microref.com

rimforce.com

microfer.com

formrice.com

refricom.mx

corefirm.com

DNS History

19 records (11 active, 8 former)

●NSns1.linode.com2016-12-26 → 2026-07-05 · 3 obs

○ 2016-04-22 01:49:56
● 2016-12-26 19:11:20
● 2026-07-05 08:16:24

○NSns1.mediatemple.net2008-03-20 → 2016-04-22 · 4 obs

● 2008-03-20 04:08:22
● 2016-04-22 01:49:56
○ 2016-12-26 19:11:20
○ 2026-07-05 08:16:24

●NSns2.linode.com2016-12-26 → 2026-07-05 · 3 obs

○ 2016-04-22 01:49:56
● 2016-12-26 19:11:20
● 2026-07-05 08:16:24

○NSns2.mediatemple.net2008-03-20 → 2016-04-22 · 4 obs

● 2008-03-20 04:08:22
● 2016-04-22 01:49:56
○ 2016-12-26 19:11:20
○ 2026-07-05 08:16:24

●NSns3.linode.com2016-12-26 → 2026-07-05 · 3 obs

○ 2016-04-22 01:49:56
● 2016-12-26 19:11:20
● 2026-07-05 08:16:24

●NSns4.linode.com2016-12-26 → 2026-07-05 · 3 obs

○ 2016-04-22 01:49:56
● 2016-12-26 19:11:20
● 2026-07-05 08:16:24

●NSns5.linode.com2016-12-26 → 2026-07-05 · 3 obs

○ 2016-04-22 01:49:56
● 2016-12-26 19:11:20
● 2026-07-05 08:16:24

●MXalt1.aspmx.l.google.com2016-12-26 → 2026-07-05 · 3 obs

○ 2016-04-22 01:49:56
● 2016-12-26 19:11:20
● 2026-07-05 08:16:24

●MXalt2.aspmx.l.google.com2016-12-26 → 2026-07-05 · 3 obs

○ 2016-04-22 01:49:56
● 2016-12-26 19:11:20
● 2026-07-05 08:16:24

●MXalt3.aspmx.l.google.com2016-12-26 → 2026-07-05 · 3 obs

○ 2016-04-22 01:49:56
● 2016-12-26 19:11:20
● 2026-07-05 08:16:24

●MXalt4.aspmx.l.google.com2016-12-26 → 2026-07-05 · 3 obs

○ 2016-04-22 01:49:56
● 2016-12-26 19:11:20
● 2026-07-05 08:16:24

●MXaspmx.l.google.com2016-12-26 → 2026-07-05 · 3 obs

○ 2016-04-22 01:49:56
● 2016-12-26 19:11:20
● 2026-07-05 08:16:24

○MXmail.firmcore.com2015-06-21 → 2016-04-22 · 5 obs

○ 2008-03-20 04:08:22
● 2015-06-21 17:55:34
● 2016-04-22 01:49:56
○ 2016-12-26 19:11:20
○ 2026-07-05 08:16:24

●A173.255.206.1592026-02-15 → 2026-07-05 · 3 obs

○ 2017-11-19 12:16:08
● 2026-02-15 14:42:00
● 2026-07-05 08:16:24

○A2600:3c00::f03c:91ff:fee7:55b82017-11-19 → 2017-11-19 · 4 obs

○ 2016-12-26 19:11:20
● 2017-11-19 12:16:08
○ 2026-02-15 14:42:00
○ 2026-07-05 08:16:24

○A2600:3c01::f03c:91ff:fe55:42302016-12-26 → 2016-12-26 · 4 obs

○ 2016-04-22 01:49:56
● 2016-12-26 19:11:20
○ 2017-11-19 12:16:08
○ 2026-07-05 08:16:24

○A45.33.19.1162017-11-19 → 2017-11-19 · 4 obs

○ 2016-12-26 19:11:20
● 2017-11-19 12:16:08
○ 2026-02-15 14:42:00
○ 2026-07-05 08:16:24

○A45.56.95.992016-12-26 → 2016-12-26 · 4 obs

○ 2016-04-22 01:49:56
● 2016-12-26 19:11:20
○ 2017-11-19 12:16:08
○ 2026-07-05 08:16:24

○A64.13.192.1132015-06-21 → 2016-04-22 · 5 obs

○ 2008-03-20 04:08:22
● 2015-06-21 17:55:34
● 2016-04-22 01:49:56
○ 2016-12-26 19:11:20
○ 2026-07-05 08:16:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
firmcore.com	ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com...	10 records

✅ Authoritative Response

Server:92.123.94.2

NS records: ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com, ns5.linode.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firmcore.com (unsigned zone)

⏱️ Timing

Total: 373ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`173.255.206.159`
NS	5	`ns2.linode.com, ns4.linode.com...`
MX	5	`ALT1.ASPMX.L.GOOGLE.COM (pri: 5), ALT2.ASPMX.L.GOOGLE.COM (pri: 5)...`
SOA	1	`ns1.linode.com jamesomega.gmail.com`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns1.linode.com, ns1.linode.com, ns2.linode.com...)

Analysis

Hierarchy

firmcore.com serves as the parent of www.firmcore.com and mail.firmcore.com.

IP Addresses

firmcore.com has exactly one IP address — 173.255.206.159.

mail.firmcore.com, mail.kerstengodfrey.com, www.firmcore.com plus two other host names have IP numbers in common with firmcore.com.

Name Servers

Five name servers handle delegation for firmcore.com: ns1.linode.com, ns2.linode.com, ns3.linode.com and two others.

firmcore.com has at least partial name server overlap with other domains, such as netlinkrealty.com, tar7ah.com, genost.org and two others.

It is common to see these name servers used together with name servers ns4.linode.com and ns5.linode.com.

Host names pointing to two IP addresses:

ns1.linode.com directs traffic to 92.123.94.2 and 2600:14c0:6::2.

ns2.linode.com directs traffic to 92.123.94.3 and 2600:14c0:6::3.

ns3.linode.com directs traffic to 92.123.95.3 and 2600:14c0:7::3.

ns4.linode.com directs traffic to 92.123.95.4 and 2600:14c0:7::4.

ns5.linode.com directs traffic to 92.123.95.2 and 2600:14c0:7::2.

Mail Servers

Mail for firmcore.com is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

At least some of the mail servers used by firmcore.com are shared with other domains: upoint.com.au, ns500698.ns500698.ns500698.ns500758.ns500735.ns500736.ns500698.ns500698.ns500735.ns500576.ns500619.ns500698.ns500686.ns500652.ns500619.trackreceptor.com, ns500758.ns500759.ns500758.ns500759.ns500736.ns500735.ns500576.ns500698.ns500576.ns500652.ns500576.ns500652.ns500576.ns500652.ns500619.ns500652.tracksymphony.com and two others among them.

These mail servers often appear in conjunction with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names pointing to two IP addresses:

aspmx.l.google.com directs traffic to 142.250.31.27 and 2607:f8b0:4004:c21::1a.

alt1.aspmx.l.google.com directs traffic to 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com directs traffic to 172.253.116.26 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com directs traffic to 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com directs traffic to 172.253.157.26 and 2a00:1450:400c:c23::1b.