tier1technologies.com - robtex.com

tier1technologies.com

DNSSEC⚠️ Not signed
A138.197.23.205🇺🇸 DIGITALOCEAN138.197.16.0/20 DigitalOcean
PTR1394444.cloudwaysapps.com
NSns10.digicertdns.com ⭐
A2600:1800::1:1f🇺🇸 Tiggee2600:1800::/48 DNS Made Easy anycast network
PTRns10.digicertdns.com
A208.94.148.159🇺🇸 Tiggee208.94.148.0/24 DNS Made Easy anycast network
PTRns10.digicertdns.com
NSns11.digicertdns.com
A2600:1801:1::1:1f🇺🇸 Tiggee2600:1801:1::/48 DNS Made Easy anycast network
PTRns11.digicertdns.com
A208.80.124.159🇺🇸 Tiggee208.80.124.0/24 DNS Made Easy anycast network
PTRns11.digicertdns.com
NSns12.digicertdns.com
A2600:1802:2::1:1f🇺🇸 Tiggee2600:1802:2::/48 DNS Made Easy anycast network
PTRns12.digicertdns.com
A208.80.126.159🇺🇸 Tiggee208.80.126.0/24 DNS Made Easy anycast network
PTRns12.digicertdns.com
NSns13.digicertdns.net
A2600:1801:3::1:1f🇺🇸 Tiggee2600:1801:3::/48 DNS Made Easy anycast network
PTRns13.digicertdns.net
A208.80.125.159🇺🇸 Tiggee208.80.125.0/24 DNS Made Easy anycast network
PTRns13.digicertdns.net
NSns14.digicertdns.net
A2600:1802:4::1:1f🇺🇸 Tiggee2600:1802:4::/48 DNS Made Easy anycast network
PTRns14.digicertdns.net
A208.80.127.159🇺🇸 Tiggee208.80.127.0/24 DNS Made Easy anycast network
PTRns14.digicertdns.net
NSns15.digicertdns.net
A2600:1800:8::1:1f🇺🇸 Tiggee2600:1800:8::/48 DNS Made Easy anycast network
PTRns15.digicertdns.net
A208.94.149.159🇺🇸 Tiggee208.94.149.0/24 DNS Made Easy anycast network
PTRns15.digicertdns.net
MXd338777a.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
MXd338777b.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.protection.outlook.com include:spf.ess.barracudanetworks.c...
SOAns10.digicertdns.comdns@digicertdns.com 2009-01-01 #22

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=1776248142

Subdomains

hostmaster.tier1technologies.com

Same first word

tier1technologies.com

DNS History

15 records (9 active, 6 former)

20162017201820192020202120222023202420252026NSns10.digicertdns.comns11.digicertdns.comns12.digicertdns.comns13.digicertdns.netns14.digicertdns.netns15.digicertdns.neta.ns.tier1technologies.comb.ns.tier1technologies.comMXd338777a.ess.barracudanetworks.comd338777b.ess.barracudanetworks.comspam.sierrawowires.comtier1technologies-com.mail.protection.outlook.comA138.197.23.20550.224.185.6571.182.145.36
○NSa.ns.tier1technologies.com2015-07-22 → 2020-03-29 · 4 obs
● 2015-07-22 06:46:06
● 2020-03-29 20:52:18
○ 2026-03-26 06:35:34
○ 2026-04-15 10:38:48
○NSb.ns.tier1technologies.com2015-07-22 → 2020-03-29 · 4 obs
● 2015-07-22 06:46:06
● 2020-03-29 20:52:18
○ 2026-03-26 06:35:34
○ 2026-04-15 10:38:48
●NSns10.digicertdns.com2026-03-26 → 2026-04-15 · 3 obs
○ 2020-03-29 20:52:18
● 2026-03-26 06:35:34
● 2026-04-15 10:38:48
●NSns11.digicertdns.com2026-03-26 → 2026-04-15 · 3 obs
○ 2020-03-29 20:52:18
● 2026-03-26 06:35:34
● 2026-04-15 10:38:48
●NSns12.digicertdns.com2026-03-26 → 2026-04-15 · 3 obs
○ 2020-03-29 20:52:18
● 2026-03-26 06:35:34
● 2026-04-15 10:38:48
●NSns13.digicertdns.net2026-03-26 → 2026-04-15 · 3 obs
○ 2020-03-29 20:52:18
● 2026-03-26 06:35:34
● 2026-04-15 10:38:48
●NSns14.digicertdns.net2026-03-26 → 2026-04-15 · 3 obs
○ 2020-03-29 20:52:18
● 2026-03-26 06:35:34
● 2026-04-15 10:38:48
●NSns15.digicertdns.net2026-03-26 → 2026-04-15 · 3 obs
○ 2020-03-29 20:52:18
● 2026-03-26 06:35:34
● 2026-04-15 10:38:48
●MXd338777a.ess.barracudanetworks.com2026-03-26 → 2026-04-15 · 3 obs
○ 2020-03-29 20:52:18
● 2026-03-26 06:35:34
● 2026-04-15 10:38:48
●MXd338777b.ess.barracudanetworks.com2026-03-26 → 2026-04-15 · 3 obs
○ 2020-03-29 20:52:18
● 2026-03-26 06:35:34
● 2026-04-15 10:38:48
○MXspam.sierrawowires.com2015-07-22 → 2017-02-07 · 4 obs
● 2015-07-22 06:46:06
● 2017-02-07 14:02:06
○ 2020-03-29 20:52:18
○ 2026-04-15 10:38:48
○MXtier1technologies-com.mail.protection.outlook.com2020-03-29 → 2020-03-29 · 4 obs
○ 2017-02-07 14:02:06
● 2020-03-29 20:52:18
○ 2026-03-26 06:35:34
○ 2026-04-15 10:38:48
●A138.197.23.2052026-03-26 → 2026-04-15 · 3 obs
○ 2020-03-29 20:52:18
● 2026-03-26 06:35:34
● 2026-04-15 10:38:48
○A50.224.185.652020-03-29 → 2020-03-29 · 4 obs
○ 2017-02-07 14:02:06
● 2020-03-29 20:52:18
○ 2026-03-26 06:35:34
○ 2026-04-15 10:38:48
○A71.182.145.362015-07-22 → 2017-02-07 · 4 obs
● 2015-07-22 06:46:06
● 2017-02-07 14:02:06
○ 2020-03-29 20:52:18
○ 2026-04-15 10:38:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
tier1technologies.comns10.digicertdns.com, ns11.digicertdns.com, ns12.digicertdns.com, ns13.digicertdns.net...6 records

✅ Authoritative Response

Server:208.80.125.159

NS records: ns10.digicertdns.com, ns11.digicertdns.com, ns12.digicertdns.com, ns13.digicertdns.net, ns14.digicertdns.net, ns15.digicertdns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tier1technologies.com (unsigned zone)

⏱️ Timing

Total: 420ms | Queries: -

📄 Records

TypeCountSample Data
A1138.197.23.205
NS6ns15.digicertdns.net, ns10.digicertdns.com...
MX2d338777a.ess.barracudanetworks.com (pri:, d338777b.ess.barracudanetworks.com (pri:
TXT1v=spf1 include:spf.protection.outlook.co
SOA1ns10.digicertdns.com dns.digicertdns.com

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns10.digicertdns.com, ns10.digicertdns.com, ns11.digicertdns.com...)

Analysis

Hierarchy

The parent of hostmaster.tier1technologies.com is tier1technologies.com.

IP Addresses

tier1technologies.com points to a single IP number: 138.197.23.205.

Other host names, for instance hostmaster.tier1technologies.com, share IP numbers with tier1technologies.com.

Name Servers

tier1technologies.com delegates to six name servers: ns10.digicertdns.com, ns11.digicertdns.com, ns12.digicertdns.com, ns13.digicertdns.net, ns14.digicertdns.net and ns15.digicertdns.net.

tier1technologies.com shares name servers with other domains at least partially, for instance projectsemicolon.com, farout.com.au, sendhot.info, winningappliances.com.au and privateplates.co.uk.

these name servers are commonly used with the name servers ns0.dnsmadeeasy.com, ns1.dnsmadeeasy.com, ns2.dnsmadeeasy.com, ns3.dnsmadeeasy.com, ns4.dnsmadeeasy.com, ns1.sportnginserver.com, ns2.sportnginserver.com, ns3.sportnginserver.com, ns4.sportnginserver.com and ns5.sportnginserver.com.

Host names with two IP numbers:

ns10.digicertdns.com points to 2600:1800::1:1f and 208.94.148.159.

ns11.digicertdns.com points to 2600:1801:1::1:1f and 208.80.124.159.

ns12.digicertdns.com points to 2600:1802:2::1:1f and 208.80.126.159.

ns13.digicertdns.net points to 2600:1801:3::1:1f and 208.80.125.159.

ns14.digicertdns.net points to 2600:1802:4::1:1f and 208.80.127.159.

ns15.digicertdns.net points to 2600:1800:8::1:1f and 208.94.149.159.

Mail Servers

tier1technologies.com is handled by two mail servers: d338777a.ess.barracudanetworks.com and d338777b.ess.barracudanetworks.com.

Host names with three IP numbers:

d338777a.ess.barracudanetworks.com points to 209.222.82.252, 209.222.82.253 and 209.222.82.255; d338777b.ess.barracudanetworks.com points to 209.222.82.252, 209.222.82.253 and 209.222.82.255.

Host names that point to 209.222.82.252: d338777a.ess.barracudanetworks.com and d338777b.ess.barracudanetworks.com.

Host names that point to 209.222.82.253: d338777a.ess.barracudanetworks.com and d338777b.ess.barracudanetworks.com.

Host names that point to 209.222.82.255: d338777a.ess.barracudanetworks.com and d338777b.ess.barracudanetworks.com.