rubinfirm.com - robtex.com

rubinfirm.com

DNSSEC⚠️ Not signed
A66.198.240.21🇺🇸 vercara-udos66.198.240.0/24
PTRmi3-cl9-its1.a2hosting.com
NSns1.a2hosting.com ⭐
A13.248.158.180🇺🇸 Amazon13.248.144.0/20
PTRa79764cc55c0ac9c0.awsglobalaccelerator.com
NSns2.a2hosting.com
A75.2.118.134🇺🇸 Amazon75.2.112.0/20
PTRabc65dd9a44b5332f.awsglobalaccelerator.com
NSns3.a2hosting.com
A76.223.26.245🇺🇸 Amazon76.223.16.0/20
PTRa79764cc55c0ac9c0.awsglobalaccelerator.com
NSns4.a2hosting.com ⚠️ Not in parent delegation
A99.83.147.209🇺🇸 Amazon99.83.144.0/20
PTRabc65dd9a44b5332f.awsglobalaccelerator.com
MXmail.rubinfirm.com ⭐
A66.198.240.21🇺🇸 vercara-udos66.198.240.0/24
PTRmi3-cl9-its1.a2hosting.com
TXTv=spf1 +a +mx +ip4:66.198.240.21 include:spf.a2hosting.com ~all
SOAns1.a2hosting.comroot@mi3-cl9-its1.a2hosting.com 2025-03-06 #5

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1774678817
⚠️ On DNS blocklist: tif

Same first word

rubinfirm.com

DNS History

11 records (6 active, 5 former)

201820192020202120222023202420252026NSns1.a2hosting.comns2.a2hosting.comns3.a2hosting.comns4.a2hosting.comns45.domaincontrol.comns46.domaincontrol.comMXmail.rubinfirm.commailstore1.secureserver.netsmtp.secureserver.netA66.198.240.2150.63.202.32
●NSns1.a2hosting.com2026-03-22 → 2026-03-28 · 3 obs
○ 2017-03-29 06:17:54
● 2026-03-22 06:32:08
● 2026-03-28 06:46:00
●NSns2.a2hosting.com2026-03-22 → 2026-03-28 · 3 obs
○ 2017-03-29 06:17:54
● 2026-03-22 06:32:08
● 2026-03-28 06:46:00
●NSns3.a2hosting.com2026-03-22 → 2026-03-28 · 3 obs
○ 2017-03-29 06:17:54
● 2026-03-22 06:32:08
● 2026-03-28 06:46:00
●NSns4.a2hosting.com2026-03-22 → 2026-03-28 · 3 obs
○ 2017-03-29 06:17:54
● 2026-03-22 06:32:08
● 2026-03-28 06:46:00
○NSns45.domaincontrol.com2017-03-29 → 2017-03-29 · 3 obs
● 2017-03-29 06:17:54
○ 2026-03-22 06:32:08
○ 2026-03-28 06:46:00
○NSns46.domaincontrol.com2017-03-29 → 2017-03-29 · 3 obs
● 2017-03-29 06:17:54
○ 2026-03-22 06:32:08
○ 2026-03-28 06:46:00
●MXmail.rubinfirm.com2026-03-22 → 2026-03-28 · 3 obs
○ 2017-03-29 06:17:54
● 2026-03-22 06:32:08
● 2026-03-28 06:46:00
○MXmailstore1.secureserver.net2017-03-29 → 2017-03-29 · 3 obs
● 2017-03-29 06:17:54
○ 2026-03-22 06:32:08
○ 2026-03-28 06:46:00
○MXsmtp.secureserver.net2017-03-29 → 2017-03-29 · 3 obs
● 2017-03-29 06:17:54
○ 2026-03-22 06:32:08
○ 2026-03-28 06:46:00
○A50.63.202.322017-03-29 → 2017-03-29 · 3 obs
● 2017-03-29 06:17:54
○ 2026-03-22 06:32:08
○ 2026-03-28 06:46:00
●A66.198.240.212026-03-22 → 2026-03-28 · 3 obs
○ 2017-03-29 06:17:54
● 2026-03-22 06:32:08
● 2026-03-28 06:46:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
rubinfirm.comns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com3 records

✅ Authoritative Response

Server:76.223.26.245

NS records: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rubinfirm.com (unsigned zone)

⏱️ Timing

Total: 89ms | Queries: -

📄 Records

TypeCountSample Data
A166.198.240.21
NS4ns4.a2hosting.com, ns1.a2hosting.com...
MX1mail.rubinfirm.com (pri: 0)
TXT1v=spf1 +a +mx +ip4:66.198.240.21 include
SOA1ns1.a2hosting.com root.mi3-cl9-its1.a2ho

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com)

Analysis

IP Addresses

rubinfirm.com points to a single IP number: 66.198.240.21.

Other host names, for instance mail.batsquatch.com, mail.financialwomensf.org, radiotres.org, santiagoalpizar.com and businessleadersformichigan.com share IP numbers with rubinfirm.com.

Name Servers

rubinfirm.com is delegated to four name servers: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com.

rubinfirm.com at least partially shares name servers with other domains, for instance humblereasoning.com, mykskhomes.com, iktisatokulu.com, lekkersnel.nu and gssp.ca.

These name servers are commonly used with ns1.mysecurecloudhost.com, ns2.mysecurecloudhost.com, ns3.mysecurecloudhost.com, ns4.mysecurecloudhost.com, ns301.my-hosting-panel.com and ns302.my-hosting-panel.com.

Host names with a single IP address

ns1.a2hosting.com points to 13.248.158.180

ns2.a2hosting.com points to 75.2.118.134

ns3.a2hosting.com points to 76.223.26.245

ns4.a2hosting.com points to 99.83.147.209

Mail Servers

rubinfirm.com is handled by a single mail server, mail.rubinfirm.com.

mail.rubinfirm.com points to a single IP: 66.198.240.21.