sis-computers.com - robtex.com

sis-computers.com

DNSSEC⚠️ Not signed
A3.33.130.190🇺🇸 Amazon3.33.128.0/20
PTRa2aa9ff50de748dbe.awsglobalaccelerator.com
A15.197.148.33🇺🇸 Amazon15.197.144.0/20
A143.95.229.16🇺🇸 EIGI143.95.224.0/19 NF DALLAS Route Object
NSns03.domaincontrol.com ⭐
A2603:5:2150::2🇺🇸 GODADDY-DNS2603:5:2150::/44
PTRns03.domaincontrol.com
A97.74.101.2🇺🇸 GODADDY-DNS97.74.100.0/23
PTRns03.domaincontrol.com
NSns04.domaincontrol.com
A2603:5:2250::2🇺🇸 GODADDY-DNS2603:5:2250::/44
PTRns04.domaincontrol.com
A173.201.69.2🇺🇸 GODADDY-DNS173.201.68.0/23
PTRns04.domaincontrol.com
MXd129211a.ess.barracudanetworks.com ⭐
A209.222.82.252🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
A209.222.82.253🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
A209.222.82.255🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
MXd129211b.ess.barracudanetworks.com(20)
A209.222.82.252🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
A209.222.82.253🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
A209.222.82.255🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
TXTv=spf1 include:spf.ess.barracudanetworks.com include:spf.mandrillapp.com -all
SOAns03.domaincontrol.comdns@jomax.net 2023-09-19 #0

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=1774724462

Subdomains

mail.sis-computers.com

Same first word

sis-computers.com

Similar names

music-posters.com

DNS History

15 records (7 active, 8 former)

20162017201820192020202120222023202420252026NSns03.domaincontrol.comns04.domaincontrol.comns.sis-computers.comns1.sis-computers.comns2.sis-computers.comMXd129211a.ess.barracudanetworks.comd129211b.ess.barracudanetworks.comd129208a.ess.barracudanetworks.comd129208b.ess.barracudanetworks.comsygnvs.com.bak-mx.na0103.smtpbak.comsygnvs.com.pri-mx.na0103.smtproutes.comA143.95.229.1615.197.148.333.33.130.19050.62.9.117
○NSns.sis-computers.com2015-08-16 → 2020-02-13 · 4 obs
● 2015-08-16 15:26:28
● 2020-02-13 01:29:34
○ 2026-03-23 07:15:50
○ 2026-03-28 19:24:48
●NSns03.domaincontrol.com2026-03-23 → 2026-03-28 · 3 obs
○ 2020-02-13 01:29:34
● 2026-03-23 07:15:50
● 2026-03-28 19:24:48
●NSns04.domaincontrol.com2026-03-23 → 2026-03-28 · 3 obs
○ 2020-02-13 01:29:34
● 2026-03-23 07:15:50
● 2026-03-28 19:24:48
○NSns1.sis-computers.com2017-03-25 → 2020-02-13 · 5 obs
○ 2015-08-16 15:26:28
● 2017-03-25 18:11:32
● 2020-02-13 01:29:34
○ 2026-03-23 07:15:50
○ 2026-03-28 19:24:48
○NSns2.sis-computers.com2017-03-25 → 2020-02-13 · 5 obs
○ 2015-08-16 15:26:28
● 2017-03-25 18:11:32
● 2020-02-13 01:29:34
○ 2026-03-23 07:15:50
○ 2026-03-28 19:24:48
○MXd129208a.ess.barracudanetworks.com2020-02-13 → 2020-02-13 · 4 obs
○ 2017-03-25 18:11:32
● 2020-02-13 01:29:34
○ 2026-03-23 07:15:50
○ 2026-03-28 19:24:48
○MXd129208b.ess.barracudanetworks.com2020-02-13 → 2020-02-13 · 4 obs
○ 2017-03-25 18:11:32
● 2020-02-13 01:29:34
○ 2026-03-23 07:15:50
○ 2026-03-28 19:24:48
●MXd129211a.ess.barracudanetworks.com2026-03-23 → 2026-03-28 · 3 obs
○ 2020-02-13 01:29:34
● 2026-03-23 07:15:50
● 2026-03-28 19:24:48
●MXd129211b.ess.barracudanetworks.com2026-03-23 → 2026-03-28 · 3 obs
○ 2020-02-13 01:29:34
● 2026-03-23 07:15:50
● 2026-03-28 19:24:48
○MXsygnvs.com.bak-mx.na0103.smtpbak.com2015-08-16 → 2017-03-25 · 4 obs
● 2015-08-16 15:26:28
● 2017-03-25 18:11:32
○ 2020-02-13 01:29:34
○ 2026-03-28 19:24:48
○MXsygnvs.com.pri-mx.na0103.smtproutes.com2015-08-16 → 2017-03-25 · 4 obs
● 2015-08-16 15:26:28
● 2017-03-25 18:11:32
○ 2020-02-13 01:29:34
○ 2026-03-28 19:24:48
●A143.95.229.162017-03-25 → 2026-03-28 · 3 obs
○ 2016-07-19 05:57:30
● 2017-03-25 18:11:32
● 2026-03-28 19:24:48
●A15.197.148.332026-03-23 → 2026-03-28 · 3 obs
○ 2017-03-25 18:11:32
● 2026-03-23 07:15:50
● 2026-03-28 19:24:48
●A3.33.130.1902026-03-23 → 2026-03-28 · 3 obs
○ 2017-03-25 18:11:32
● 2026-03-23 07:15:50
● 2026-03-28 19:24:48
○A50.62.9.1172015-08-16 → 2016-07-19 · 4 obs
● 2015-08-16 15:26:28
● 2016-07-19 05:57:30
○ 2017-03-25 18:11:32
○ 2026-03-28 19:24:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
sis-computers.comns03.domaincontrol.com, ns04.domaincontrol.com4 records

✅ Authoritative Response

Server:97.74.101.2

NS records: ns03.domaincontrol.com, ns04.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sis-computers.com (unsigned zone)

⏱️ Timing

Total: 100ms | Queries: -

📄 Records

TypeCountSample Data
A33.33.130.190, 15.197.148.33...
NS2ns03.domaincontrol.com, ns04.domaincontrol.com
MX2d129211a.ess.barracudanetworks.com (pri:, d129211b.ess.barracudanetworks.com (pri:
TXT1v=spf1 include:spf.ess.barracudanetworks
SOA1ns03.domaincontrol.com dns.jomax.net

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns03.domaincontrol.com, ns03.domaincontrol.com, ns04.domaincontrol.com...)

Analysis

Hierarchy

The parent of mail.sis-computers.com is sis-computers.com.

IP Addresses

sis-computers.com resolves to three IPs: 3.33.130.190, 15.197.148.33 and 143.95.229.16.

Other host names, for instance timetomakeart.com, accessindustriesinc.net, revolutionarystatearmory.com, tax365.com and evelynchaves.com share IP numbers with sis-computers.com.

Name Servers

Two name servers ns03.domaincontrol.com and ns04.domaincontrol.com handle delegation for sis-computers.com.

sis-computers.com uses the same name server setup as other domains, for example seniorlivingoption.com, thinkbema.org, bonidoor.com, sawitzki.eu and thatsmygrandma.com.

sis-computers.com shares name servers with other domains at least in part, for instance crowleysales.com.

Host names with two IP numbers:

ns03.domaincontrol.com points to: 2603:5:2150::2 and 97.74.101.2

ns04.domaincontrol.com points to: 2603:5:2250::2 and 173.201.69.2

Mail Servers

sis-computers.com is handled by two mail servers: d129211a.ess.barracudanetworks.com and d129211b.ess.barracudanetworks.com.

Host names with three IP numbers:

d129211a.ess.barracudanetworks.com points to 209.222.82.252, 209.222.82.253 and 209.222.82.255.

d129211b.ess.barracudanetworks.com points to 209.222.82.252, 209.222.82.253 and 209.222.82.255.

Hosts pointing to 209.222.82.252: d129211a.ess.barracudanetworks.com and d129211b.ess.barracudanetworks.com.

Hosts pointing to 209.222.82.253: d129211a.ess.barracudanetworks.com and d129211b.ess.barracudanetworks.com.

Hosts pointing to 209.222.82.255: d129211a.ess.barracudanetworks.com and d129211b.ess.barracudanetworks.com.

Both d129211a.ess.barracudanetworks.com and d129211b.ess.barracudanetworks.com point to the same three IPs: 209.222.82.252, 209.222.82.253 and 209.222.82.255.