`fortresscomputing.com`

DNSSEC	⚠️ Not signed
A	216.198.79.193^{🇺🇸 Amazon216.198.79.0/24 EC2 Prefix}
NS	`dns1.registrar-servers.com` ⭐
		A	2610:a1:1024::200^{🇺🇸 MAINT-ID-120082610:a1:1024::/48 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
		A	156.154.132.200^{🇺🇸 MAINT-ID-12008156.154.132.0/24 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
NS	`dns2.registrar-servers.com`
		A	2610:a1:1025::200^{🇺🇸 MAINT-ID-120082610:a1:1025::/48 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
		A	156.154.133.200^{🇺🇸 MAINT-ID-12008156.154.133.0/24 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
MX	`eforward1.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward2.registrar-servers.com` ⭐
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward3.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward4.registrar-servers.com`⁽¹⁵⁾
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward5.registrar-servers.com`⁽²⁰⁾
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
TXT	`v=spf1 include:spf.efwd.registrar-servers.com ~all`
SOA	`dns1.registrar-servers.com`hostmaster@registrar-servers.com serial=1749247826

`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=1774467772

Same first word

fortresscomputing.com

DNS History

23 records (8 active, 15 former)

●NSdns1.registrar-servers.com2026-02-17 → 2026-03-25 · 3 obs

○ 2020-02-07 20:10:42
● 2026-02-17 00:32:44
● 2026-03-25 19:49:00

●NSdns2.registrar-servers.com2026-02-17 → 2026-03-25 · 3 obs

○ 2020-02-07 20:10:42
● 2026-02-17 00:32:44
● 2026-03-25 19:49:00

○NSns-1380.awsdns-44.org2020-02-07 → 2020-02-07 · 4 obs

○ 2017-03-16 12:33:20
● 2020-02-07 20:10:42
○ 2026-02-17 00:32:44
○ 2026-03-25 19:49:00

○NSns-1973.awsdns-54.co.uk2020-02-07 → 2020-02-07 · 4 obs

○ 2017-03-16 12:33:20
● 2020-02-07 20:10:42
○ 2026-02-17 00:32:44
○ 2026-03-25 19:49:00

○NSns-283.awsdns-35.com2020-02-07 → 2020-02-07 · 4 obs

○ 2017-03-16 12:33:20
● 2020-02-07 20:10:42
○ 2026-02-17 00:32:44
○ 2026-03-25 19:49:00

○NSns-863.awsdns-43.net2020-02-07 → 2020-02-07 · 4 obs

○ 2017-03-16 12:33:20
● 2020-02-07 20:10:42
○ 2026-02-17 00:32:44
○ 2026-03-25 19:49:00

○NSns-ca.1and1-dns.biz2016-03-07 → 2017-03-16 · 4 obs

● 2016-03-07 11:43:06
● 2017-03-16 12:33:20
○ 2020-02-07 20:10:42
○ 2026-03-25 19:49:00

○NSns-ca.1and1-dns.ca2016-03-07 → 2017-03-16 · 4 obs

● 2016-03-07 11:43:06
● 2017-03-16 12:33:20
○ 2020-02-07 20:10:42
○ 2026-03-25 19:49:00

○NSns-ca.1and1-dns.com2016-03-07 → 2017-03-16 · 4 obs

● 2016-03-07 11:43:06
● 2017-03-16 12:33:20
○ 2020-02-07 20:10:42
○ 2026-03-25 19:49:00

○NSns-ca.1and1-dns.org2016-03-07 → 2017-03-16 · 4 obs

● 2016-03-07 11:43:06
● 2017-03-16 12:33:20
○ 2020-02-07 20:10:42
○ 2026-03-25 19:49:00

●MXeforward1.registrar-servers.com2026-02-17 → 2026-03-25 · 3 obs

○ 2020-02-07 20:10:42
● 2026-02-17 00:32:44
● 2026-03-25 19:49:00

●MXeforward2.registrar-servers.com2026-02-17 → 2026-03-25 · 3 obs

○ 2020-02-07 20:10:42
● 2026-02-17 00:32:44
● 2026-03-25 19:49:00

●MXeforward3.registrar-servers.com2026-02-17 → 2026-03-25 · 3 obs

○ 2020-02-07 20:10:42
● 2026-02-17 00:32:44
● 2026-03-25 19:49:00

●MXeforward4.registrar-servers.com2026-02-17 → 2026-03-25 · 3 obs

○ 2020-02-07 20:10:42
● 2026-02-17 00:32:44
● 2026-03-25 19:49:00

●MXeforward5.registrar-servers.com2026-02-17 → 2026-03-25 · 3 obs

○ 2020-02-07 20:10:42
● 2026-02-17 00:32:44
● 2026-03-25 19:49:00

○MXmx00.1and1.com2016-03-07 → 2017-03-16 · 4 obs

● 2016-03-07 11:43:06
● 2017-03-16 12:33:20
○ 2020-02-07 20:10:42
○ 2026-03-25 19:49:00

○MXmx01.1and1.com2016-03-07 → 2017-03-16 · 4 obs

● 2016-03-07 11:43:06
● 2017-03-16 12:33:20
○ 2020-02-07 20:10:42
○ 2026-03-25 19:49:00

○A108.175.3.82016-03-07 → 2016-03-07 · 3 obs

● 2016-03-07 11:43:06
○ 2016-07-13 22:33:52
○ 2026-03-25 19:49:00

○A192.195.77.1062016-07-13 → 2017-03-16 · 5 obs

○ 2016-03-07 11:43:06
● 2016-07-13 22:33:52
● 2017-03-16 12:33:20
○ 2020-02-07 20:10:42
○ 2026-03-25 19:49:00

●A216.198.79.1932026-02-17 → 2026-03-25 · 3 obs

○ 2020-02-07 20:10:42
● 2026-02-17 00:32:44
● 2026-03-25 19:49:00

○A2607:f1c0:1000:60e7:48f9:3b2c:ffab:c00c2016-07-13 → 2017-03-16 · 5 obs

○ 2016-03-07 11:43:06
● 2016-07-13 22:33:52
● 2017-03-16 12:33:20
○ 2020-02-07 20:10:42
○ 2026-03-25 19:49:00

○A2607:f1c0:1000:60e7:d736:d44c:63ec:122016-03-07 → 2016-03-07 · 3 obs

● 2016-03-07 11:43:06
○ 2016-07-13 22:33:52
○ 2026-03-25 19:49:00

○A52.95.147.352020-02-07 → 2020-02-07 · 4 obs

○ 2017-03-16 12:33:20
● 2020-02-07 20:10:42
○ 2026-02-17 00:32:44
○ 2026-03-25 19:49:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
fortresscomputing.com	dns1.registrar-servers.com, dns2.registrar-servers.com	4 records

✅ Authoritative Response

Server:156.154.133.200

NS records: dns1.registrar-servers.com, dns2.registrar-servers.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fortresscomputing.com (unsigned zone)

⏱️ Timing

Total: 202ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`216.198.79.193`
NS	2	`dns1.registrar-servers.com, dns2.registrar-servers.com`
MX	5	`eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10...`
TXT	1	`v=spf1 include:spf.efwd.registrar-server`
SOA	1	`dns1.registrar-servers.com hostmaster.re`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (dns1.registrar-servers.com, dns1.registrar-servers.com, dns2.registrar-servers.com...)

Analysis

IP Addresses

fortresscomputing.com points to a single IP address: 216.198.79.193.

Other host names such as cerealweb.com, owin.tv, mgsinc.cc, terrymun.com and archetype-systems.com share IP numbers with fortresscomputing.com.

Name Servers

fortresscomputing.com is delegated to two name servers: dns1.registrar-servers.com and dns2.registrar-servers.com.

fortresscomputing.com uses the same name server setup as other domains, including anncroce.com, lemonsdelivery.com, whitedovecreativestudios.com, brandonsoft.com and casinos-amazing.fr.

At least part of the name servers for fortresscomputing.com are shared with other domains, for instance fromtheknowntothenew.com, hackur.com, bettr.academy, alittlebitunusual.com and secretinterest.com.

These name servers are often used together with dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com.

Host names with two IP numbers:

dns1.registrar-servers.com points to 2610:a1:1024::200 and 156.154.132.200.

dns2.registrar-servers.com points to 2610:a1:1025::200 and 156.154.133.200.

Mail Servers

fortresscomputing.com is handled by five mail servers: eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com, eforward4.registrar-servers.com and eforward5.registrar-servers.com.

fortresscomputing.com shares at least some mail servers with other domains, for example birdmile.com, ninaai.com, cdubb.com, americkson.com and netstat.info.