`redhat.com`

DNSSEC	⚠️ Not signed
A	34.235.198.240^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}
A	52.200.142.250^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
NS	`dns1.p01.nsone.net` ⭐
		A	2620:4d:4000:6259:7:1:0:1^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns1.p01.nsone.net`
		A	198.51.44.1^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns1.p01.nsone.net`
NS	`dns1.p02.nsone.net`
		A	2620:4d:4000:6259:7:2:0:1^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns1.p02.nsone.net`
		A	198.51.44.2^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns1.p02.nsone.net`
NS	`dns2.p01.nsone.net`
		A	2a00:edc0:6259:7:1::2^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns2.p01.nsone.net`
		A	198.51.45.1^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns2.p01.nsone.net`
NS	`dns2.p02.nsone.net`
		A	2a00:edc0:6259:7:2::2^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns2.p02.nsone.net`
		A	198.51.45.2^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns2.p02.nsone.net`
NS	`dns3.p01.nsone.net`
		A	2620:4d:4000:6259:7:1:0:3^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns3.p01.nsone.net`
		A	198.51.44.65^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns3.p01.nsone.net`
NS	`dns4.p01.nsone.net`
		A	2a00:edc0:6259:7:1::4^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns4.p01.nsone.net`
		A	198.51.45.65^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns4.p01.nsone.net`
MX	`us-smtp-inbound-1.mimecast.com` ⭐
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
MX	`us-smtp-inbound-2.mimecast.com` ⭐
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
TXT	`wework-site-verification=EABEURRXyO1yBZcn`
TXT	`status-page-domain-verification=hyls0f05cd87`
TXT	`google-site-verification=fkn6chapCdYNWIcpsgH0K6mkR0yo7ldeIRC7EH23yoo`
TXT	`google-site-verification=TaSjV4JOe2XfmL_vHFKJHkPk8sjgoLkuuTTWezDO0Pw`
TXT	`status-page-domain-verification=dfx5rbys1ts5`
TXT	`docusign=c6aa79da-fde1-4b7e-8874-28eeb223ca63`
TXT	`docusign=cfd355fc-11f9-4eaf-8ecf-64433ef46173`
TXT	`adobe-idp-site-verification=10154eb7d4abe67e9e45621e46476febbec28a97a4610d7c0...`
TXT	`amazonses:ablaZDaC37yeQUcZAZjbfqRELxucC+8pBdvhFEpTSlY=`
TXT	`atlassian-domain-verification=fHiTv781WbOHgzl6U1McyXa9JUSSO5B0ECvgSZzJ9+b4q8w...`
TXT	`MS=ms88428189`
TXT	`MS=ms44845140`
TXT	`miro-verification=0bc02d4257d450b9f9034363a58f88b4b904dc22`
TXT	`google-site-verification=rl_wq5rq_W7A7OSyK08d8Ta_Hf6AKP5tqtdlo4iGTvs`
TXT	`apple-domain-verification=xaB3GAa9xxzrpoS4`
TXT	`Dynatrace-site-verification=6d28213f-f653-42df-8f09-a7ae69f50e6a__dk5hkah3jue...`
TXT	`Dynatrace-site-verification=1782cd51-ac66-4966-acdc-061c80f794f5__t1aa4l3qdsf...`
TXT	`v=spf1 redirect=73t7ezjz._spf._d.mim.ec`
TXT	`segment-site-verification=Kk3pC9UBfhioQzibTvTIhT4TFVwP4niP`
TXT	`slack-domain-verification=dPrnI9sLvqvAbQUwzvFsPXSPEU1PLODdgGxLhEUr`
TXT	`pendo-domain-verification=01424ad4-8f69-4456-90ff-5f544ada6cec`
TXT	`_w3mdwen0nsght830g06ehmrsdmvuilf`
TXT	`docker-verification=b3c48bbc-05f6-40b8-8391-b5ad3366c6ec`
TXT	`cursor-domain-verification-xts7mh=BCrLupJRjleUhfxmNA4CUlgaE`
TXT	`anthropic-domain-verification-75gwks=eCqmQbyCwqL2ocuciTDIydVPj`
TXT	`jetbrains-domain-verification=c52sdl8fpvtdvcunhy64u3149`
SOA	`dns1.p01.nsone.net`hostmaster@nsone.net serial=1684376201

`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=1784614117

rank #226 globally
rank #143 in the tld

redhat.com

Red Hat, Inc.'s official website — the American software company known for enterprise open-source products, most notably Red Hat Enterprise Linux (RHEL). The company has operated as an independent subsidiary of IBM since 2019.

Key facts

Owner / operator: Red Hat, Inc. (a subsidiary of IBM)
TLD:.com— gTLD
Primary purpose: corporate website, product information, customer portal, and documentation for Red Hat's enterprise open-source software
Status: active

History

Year	Event
1993	Red Hat is founded
1999	Red Hat has its IPO on NASDAQ
2012	Red Hat becomes the first billion-dollar open-source company
2019	IBM completes its acquisition of Red Hat, operating it as a distinct subsidiary

Related domains

redhat.io— used for developer-focused content and product resources
access.redhat.com— customer support and knowledge base portal
centos.org— a community Linux distribution historically sponsored/stewarded by Red Hat
ibm.com— parent company's official site

Semrush Rank:#4,538 Keywords:321,472 Traffic:539,028/mo
WOT: SAFE (95/100)
📈 Tranco rank: #616

Red Hat

Red Hat is a leading enterprise open source software company, now a subsidiary of IBM (acquired in 2019 for $34 billion). The company specializes in providing enterprise-grade Linux, cloud computing, and automation solutions to organizations worldwide.

Products & Services

Red Hat Enterprise Linux (RHEL) – The flagship commercial Linux distribution used by enterprises globally
OpenShift – Kubernetes-based container application platform for hybrid cloud deployments
Ansible – Industry-leading IT automation and configuration management platform
JBoss – Middleware and application server solutions
Red Hat Satellite – Systems management for RHEL deployments
Training & Certification – Extensive professional certification programs (RHCSA, RHCE, etc.)

Infrastructure

Type	Details
Nameservers	NSONE (dns1-4.p01.nsone.net, dns1-2.p02.nsone.net)
Web Hosting	Amazon AWS (EC2 us-east-1)
Mail	Mimecast (us-smtp-inbound-1/2.mimecast.com)
IPv4	34.235.198.240, 52.200.142.250
DNSSEC	Not signed

The domain uses enterprise-grade infrastructure with NSONE for DNS management, AWS for web hosting, and Mimecast for email security and filtering.

Subdomains

stronghold.redhat.com

selfservice.redhat.com

origin-www2.redhat.com

nat-pool-muc-u.redhat.com

sources.redhat.com

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ns3.redhat.com

mobilemail.redhat.com

paas.redhat.com

academy.redhat.com

redirects-ext-us-east.redhat.com

nat-pool-232-132.redhat.com

console.redhat.com

redirect.redhat.com

docs.redhat.com

rhn.redhat.com

nat-pool-bom-u.redhat.com

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static.redhat.com

learn.redhat.com

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wildcard-exposed-ext-paas.redhat.com

origin-www-a.redhat.com

ovpn-rdu2.redhat.com

ansiblecloud.redhat.com

hardware.redhat.com

nat-pool-nrt-u.redhat.com

nat-pool-bom-t.redhat.com

community.redhat.com

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apac.redhat.com

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issues.redhat.com

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rhtapps.redhat.com

nat-pool-tlv-t1.redhat.com

blogs.redhat.com

router-str.redhat.com

ovpn-brq.redhat.com

fedora.redhat.com

nat-pool-fab-t.redhat.com

smtrcs.redhat.com

engage.redhat.com

mx2-rdu2.redhat.com

spacewalk.redhat.com

kbase.redhat.com

auth.redhat.com

start.redhat.com

ip-254-183-132-209.redhat.com

nat-pool-pnq-t.redhat.com

nat-pool-rdu-u.redhat.com

partners.redhat.com

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DNS History

23 records (10 active, 13 former)

○NSa1-68.akam.net2019-06-24 → 2021-11-27 · 5 obs

○ 2019-06-17 11:34:00
● 2019-06-24 03:22:36
● 2021-11-27 07:13:32
○ 2026-02-15 03:23:34
○ 2026-07-21 06:17:34

○NSa10-65.akam.net2019-06-24 → 2021-11-27 · 5 obs

○ 2019-06-17 11:34:00
● 2019-06-24 03:22:36
● 2021-11-27 07:13:32
○ 2026-02-15 03:23:34
○ 2026-07-21 06:17:34

○NSa13-66.akam.net2019-06-24 → 2021-11-27 · 5 obs

○ 2019-06-17 11:34:00
● 2019-06-24 03:22:36
● 2021-11-27 07:13:32
○ 2026-02-15 03:23:34
○ 2026-07-21 06:17:34

○NSa16-67.akam.net2019-08-19 → 2021-11-27 · 5 obs

○ 2019-06-24 03:22:36
● 2019-08-19 11:16:36
● 2021-11-27 07:13:32
○ 2026-02-15 03:23:34
○ 2026-07-21 06:17:34

○NSa28-64.akam.net2019-08-19 → 2021-11-27 · 5 obs

○ 2019-06-24 03:22:36
● 2019-08-19 11:16:36
● 2021-11-27 07:13:32
○ 2026-02-15 03:23:34
○ 2026-07-21 06:17:34

○NSa9-65.akam.net2019-08-19 → 2021-11-27 · 5 obs

○ 2019-06-24 03:22:36
● 2019-08-19 11:16:36
● 2021-11-27 07:13:32
○ 2026-02-15 03:23:34
○ 2026-07-21 06:17:34

●NSdns1.p01.nsone.net2026-02-15 → 2026-07-21 · 3 obs

○ 2021-11-27 07:13:32
● 2026-02-15 03:23:34
● 2026-07-21 06:17:34

●NSdns1.p02.nsone.net2026-02-15 → 2026-07-21 · 3 obs

○ 2021-11-27 07:13:32
● 2026-02-15 03:23:34
● 2026-07-21 06:17:34

●NSdns2.p01.nsone.net2026-02-15 → 2026-07-21 · 3 obs

○ 2021-11-27 07:13:32
● 2026-02-15 03:23:34
● 2026-07-21 06:17:34

●NSdns2.p02.nsone.net2026-02-15 → 2026-07-21 · 3 obs

○ 2021-11-27 07:13:32
● 2026-02-15 03:23:34
● 2026-07-21 06:17:34

●NSdns3.p01.nsone.net2026-02-15 → 2026-07-21 · 3 obs

○ 2021-11-27 07:13:32
● 2026-02-15 03:23:34
● 2026-07-21 06:17:34

●NSdns4.p01.nsone.net2026-02-15 → 2026-07-21 · 3 obs

○ 2021-11-27 07:13:32
● 2026-02-15 03:23:34
● 2026-07-21 06:17:34

○NSns1.redhat.com2015-08-19 → 2019-06-24 · 4 obs

● 2015-08-19 12:47:18
● 2019-06-24 03:22:36
○ 2019-08-19 11:16:36
○ 2026-07-21 06:17:34

○NSns2.redhat.com2015-08-19 → 2019-06-24 · 4 obs

● 2015-08-19 12:47:18
● 2019-06-24 03:22:36
○ 2019-08-19 11:16:36
○ 2026-07-21 06:17:34

○NSns3.redhat.com2015-08-19 → 2019-06-17 · 4 obs

● 2015-08-19 12:47:18
● 2019-06-17 11:34:00
○ 2019-06-24 03:22:36
○ 2026-07-21 06:17:34

○NSns4.redhat.com2015-08-19 → 2019-06-17 · 4 obs

● 2015-08-19 12:47:18
● 2019-06-17 11:34:00
○ 2019-06-24 03:22:36
○ 2026-07-21 06:17:34

○MXmx1.redhat.com2015-08-19 → 2019-10-08 · 4 obs

● 2015-08-19 12:47:18
● 2019-10-08 14:22:50
○ 2019-12-16 22:41:40
○ 2026-07-21 06:17:34

○MXmx2.redhat.com2015-08-19 → 2019-10-08 · 4 obs

● 2015-08-19 12:47:18
● 2019-10-08 14:22:50
○ 2019-12-16 22:41:40
○ 2026-07-21 06:17:34

●MXus-smtp-inbound-1.mimecast.com2019-12-16 → 2026-07-21 · 3 obs

○ 2019-10-08 14:22:50
● 2019-12-16 22:41:40
● 2026-07-21 06:17:34

●MXus-smtp-inbound-2.mimecast.com2019-12-16 → 2026-07-21 · 3 obs

○ 2019-10-08 14:22:50
● 2019-12-16 22:41:40
● 2026-07-21 06:17:34

○A209.132.183.1052015-08-19 → 2021-11-27 · 4 obs

● 2015-08-19 12:47:18
● 2021-11-27 07:13:32
○ 2026-02-15 03:23:34
○ 2026-07-21 06:17:34

●A34.235.198.2402026-02-15 → 2026-07-21 · 3 obs

○ 2021-11-27 07:13:32
● 2026-02-15 03:23:34
● 2026-07-21 06:17:34

●A52.200.142.2502026-02-15 → 2026-07-21 · 3 obs

○ 2021-11-27 07:13:32
● 2026-02-15 03:23:34
● 2026-07-21 06:17:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
redhat.com	dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net...	-

✅ Authoritative Response

Server:198.51.45.2

NS records: dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net, dns1.p02.nsone.net, dns2.p02.nsone.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for redhat.com (unsigned zone)

⏱️ Timing

Total: 678ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`52.200.142.250, 34.235.198.240`
NS	6	`dns1.p01.nsone.net, dns2.p01.nsone.net...`
MX	2	`us-smtp-inbound-1.mimecast.com (pri: 10), us-smtp-inbound-2.mimecast.com (pri: 10)`
TXT	26	`wework-site-verification=EABEURRXyO1yBZc, status-page-domain-verification=hyls0f05...`
SOA	1	`dns1.p01.nsone.net hostmaster.nsone.net`

Analysis

Hierarchy

The domain redhat.com is parent to stronghold.redhat.com, selfservice.redhat.com, origin-www2.redhat.com, nat-pool-muc-u.redhat.com, sources.redhat.com and hundreds of other host names.

IP Addresses

redhat.com points to the IP addresses 34.235.198.240 and 52.200.142.250

Two other host names, along with enterpriserproject.com, chatterbox.co and ansible.com, also share IP numbers with redhat.com.

Name Servers

redhat.com carries NS records listing 6 name servers — dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net and 3 others.

There is at least partial name server overlap between redhat.com and other domains — abendrot.org, revolve-health.com, fungalcomplaints.co.uk and two more among them.

These name servers regularly appear alongside dns4.p01.nsone.net, ns01.squarespacedns.com, ns02.squarespacedns.com and 7 other name servers in NS record sets.

Host names that have two IP addresses:

The A records for dns1.p01.nsone.net return 198.51.44.1 and 2620:4d:4000:6259:7:1:0:1.

The A records for dns2.p01.nsone.net return 198.51.45.1 and 2a00:edc0:6259:7:1::2.

The A records for dns3.p01.nsone.net return 198.51.44.65 and 2620:4d:4000:6259:7:1:0:3.

The A records for dns4.p01.nsone.net return 198.51.45.65 and 2a00:edc0:6259:7:1::4.

The A records for dns1.p02.nsone.net return 198.51.44.2 and 2620:4d:4000:6259:7:2:0:1.

The A records for dns2.p02.nsone.net return 198.51.45.2 and 2a00:edc0:6259:7:2::2.

Mail Servers

redhat.com is served by two mail servers, us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Among the domains sharing a mail server setup with redhat.com are reliacomp.com, kemp.ax, dsg-logistics.com and two others.

redhat.com and a number of other domains — kinsaleins.com, ogletree.biz, massreadymix.com and coretelligent.net among them — share at least some of the same mail servers.