🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`rubybuildersinc.com`

DNSSEC	⚠️ Not signed
A	35.172.94.1^{🇺🇸 Amazon35.168.0.0/13 EC2 IAD prefix}
		PTR	`staticip.multiscreensite.com`
A	100.24.208.97^{🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix}
NS	`ns1.dyna-ns.net` ⭐
		A	2400:cb00:2049:1::a29f:1a5c^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1b9e^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.26.92^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.dyna-ns.net`
		A	162.159.27.158^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.dyna-ns.net`
NS	`ns2.dyna-ns.net`
		A	2400:cb00:2049:1::a29f:1805^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1905^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.24.5^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.dyna-ns.net`
		A	162.159.25.5^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.dyna-ns.net`
MX	`mx1.emailsrvr.com` ⭐
		A	108.166.43.1^{🇺🇸 RACKSPACE-ORD108.166.0.0/18 Rackspace}
			PTR	`mx1.emailsrvr.com`
		A	146.20.161.1^{🇺🇸 RACKSPACE-IAD146.20.0.0/16 Rackspace US Inc}
			PTR	`mx1.emailsrvr.com`
		A	173.203.187.1^{🇺🇸 RACKSPACE-IAD173.203.128.0/18 Rackspace Managed Hosting, 9725 Data point drive, Suite 100, San Antonio, TX 78229}
			PTR	`mx1.emailsrvr.com`
		A	184.106.54.1^{🇺🇸 RACKSPACE-ORD184.106.54.0/24 Rackspace ORD}
			PTR	`mx1.emailsrvr.com`
MX	`mx2.emailsrvr.com`⁽¹⁰⁾
		A	108.166.43.2^{🇺🇸 RACKSPACE-ORD108.166.0.0/18 Rackspace}
			PTR	`mx2.emailsrvr.com`
		A	146.20.161.2^{🇺🇸 RACKSPACE-IAD146.20.0.0/16 Rackspace US Inc}
			PTR	`mx2.emailsrvr.com`
		A	173.203.187.2^{🇺🇸 RACKSPACE-IAD173.203.128.0/18 Rackspace Managed Hosting, 9725 Data point drive, Suite 100, San Antonio, TX 78229}
			PTR	`mx2.emailsrvr.com`
		A	184.106.54.2^{🇺🇸 RACKSPACE-ORD184.106.54.0/24 Rackspace ORD}
			PTR	`mx2.emailsrvr.com`
TXT	`v=spf1 mx include:emailsrvr.com -all`
SOA	`ns1.dyna-ns.net`hostmaster@rubybuildersinc.com 2026-08-03 #1

`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=1789570568

Same first word

rubybuildersinc.com

Similar names

rubysbuilderinc.com

Previous names

Next names

DNS History

6 records (6 active, 0 former)

●NSns1.dyna-ns.net2026-09-12 → 2026-09-16 · 2 obs

● 2026-09-12 23:28:52
● 2026-09-16 15:22:46

●NSns2.dyna-ns.net2026-09-12 → 2026-09-16 · 2 obs

● 2026-09-12 23:28:52
● 2026-09-16 15:22:46

●MXmx1.emailsrvr.com2026-09-12 → 2026-09-16 · 2 obs

● 2026-09-12 23:28:52
● 2026-09-16 15:22:46

●MXmx2.emailsrvr.com2026-09-12 → 2026-09-16 · 2 obs

● 2026-09-12 23:28:52
● 2026-09-16 15:22:46

●A100.24.208.972026-09-12 → 2026-09-16 · 2 obs

● 2026-09-12 23:28:52
● 2026-09-16 15:22:46

●A35.172.94.12026-09-12 → 2026-09-16 · 2 obs

● 2026-09-12 23:28:52
● 2026-09-16 15:22:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, e.gtld-servers.net, i.gtld-servers.net, a.gtld-servers.net...	-
rubybuildersinc.com	ns2.dyna-ns.net, ns1.dyna-ns.net	-

✅ Authoritative Response

Server:162.159.26.92

NS records: ns2.dyna-ns.net, ns1.dyna-ns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rubybuildersinc.com (unsigned zone)

⏱️ Timing

Total: 2255ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`35.172.94.1, 100.24.208.97`
NS	2	`ns2.dyna-ns.net, ns1.dyna-ns.net`
MX	2	`mx2.emailsrvr.com (pri: 10), mx1.emailsrvr.com (pri: 0)`
TXT	1	`v=spf1 mx include:emailsrvr.com -all`
SOA	1	`ns1.dyna-ns.net hostmaster.rubybuildersi`

Analysis

IP Addresses

rubybuildersinc.com has two IP addresses: 35.172.94.1 and 100.24.208.97

akinsalfordstreecare.com, alexslandscapingdesign.com, tanyaharrington.com and two other host names share IP numbers with rubybuildersinc.com.

Name Servers

rubybuildersinc.com uses two name servers for its delegation: ns1.dyna-ns.net and ns2.dyna-ns.net.

rubybuildersinc.com uses the same name servers as several other domains — among them localconcretefinishingnow.com, eroclub.ws, ttameeni.shop and two more.

At least some of rubybuildersinc.com's name servers are shared with other domains, for example routeinfo.de and gfkn.de.

These name servers tend to be used in conjunction with the name servers ns3-e41d5926104c47268a936068bd1c9a1e.dyna-ns.org.

Each of the hosts ns1.dyna-ns.net and ns2.dyna-ns.net has four IP addresses: ns1.dyna-ns.net points to 162.159.26.92, 162.159.27.158, 2400:cb00:2049:1::a29f:1a5c and 2400:cb00:2049:1::a29f:1b9e, and ns2.dyna-ns.net points to 162.159.24.5, 162.159.25.5, 2400:cb00:2049:1::a29f:1805 and 2400:cb00:2049:1::a29f:1905.

Mail Servers

Mail for rubybuildersinc.com is handled by two mail servers — mx1.emailsrvr.com and mx2.emailsrvr.com.

rubybuildersinc.com uses an identical mail server configuration to several other domains — among them dorbinart.com, detroitcitizensaction.com, rajinsurance.net and two more.

rubybuildersinc.com has at least partial mail server overlap with other domains such as emergecontracting.com, oneilfh.com, cgpny.com and two more.

Each of the hosts mx1.emailsrvr.com and mx2.emailsrvr.com has four IP addresses: mx1.emailsrvr.com points to 108.166.43.1, 146.20.161.1, 173.203.187.1 and 184.106.54.1, and mx2.emailsrvr.com points to 108.166.43.2, 146.20.161.2, 173.203.187.2 and 184.106.54.2.

rubybuildersinc.com - robtex.com