flexmaster.com - dns.ninja

flexmaster.com

DNSSEC⚠️ Not signed
A155.130.138.23🇺🇸 SWITCH-1155.130.138.0/24
PTRcust-155.130.138.23.switch.com
NSgeo1.easydns.com
A2600:3c01::f03c:93ff:feae:bb94🇺🇸 AKAMAI-LINODE-AP2600:3c01::/32 Akamai Technologies
PTRgeo1.easydns.com
A173.255.219.79🇺🇸 AKAMAI-LINODE-AP173.255.208.0/20 Akamai Technologies
PTRgeo1.easydns.com
NSgeo2.easydns.net
A2a03:b0c0:0:1010::3f:c001🇳🇱 DIGITALOCEAN2a03:b0c0::/48 DigitalOcean
PTRgeo2.easydns.net
A95.85.21.24🇳🇱 DIGITALOCEAN95.85.0.0/18 DigitalOcean
PTRgeo2.easydns.net
NSgeo3.easydns.org
A2600:3c03::f03c:93ff:fedb:f3b2🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies
PTRgeo3.easydns.org
A45.33.83.146🇺🇸 AKAMAI-LINODE-AP45.33.64.0/19 Akamai Technologies
PTRgeo3.easydns.org
NSgeo4.easydns.info
A2400:6180:0:d0::ec8:d001🇸🇬 DIGITALOCEAN2400:6180::/48 DigitalOcean
PTRgeo4.easydns.info
A159.223.92.7🇸🇬 DIGITALOCEAN159.223.80.0/20 DigitalOcean
PTRgeo4.easydns.info
NSgeo5.easydns.com ⚠️ Not in parent delegation
A2a01:7e01::2000:bcff:fe23:925c🇩🇪 AKAMAI-LINODE-AP2a01:7e01::/32 Akamai Technologies
PTRgeo5.easydns.com
A172.104.253.88🇩🇪 AKAMAI-LINODE-AP172.104.224.0/19 Akamai Technologies
PTRgeo5.easydns.com
NSgeo6.easydns.info ⚠️ Not in parent delegation
A2a03:b0c0:3:f0:0:1:8da8:f000🇩🇪 DIGITALOCEAN2a03:b0c0:3::/48 DigitalOcean
PTRgeo6.easydns.info
A164.90.182.3🇩🇪 DIGITALOCEAN164.90.176.0/20 DigitalOcean
PTRgeo6.easydns.info
MXd165759a.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
MXd165759b.ess.barracudanetworks.com(99)
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 a mx a:mailout.flexmaster.com ip4:207.35.103.230/29 ip4:69.17.151.196/...
SOAgeo1.easydns.comhostmaster@easydns.com serial=1782400526

com

PTR for

Subdomains

Same first word

Similar names

DNS History

17 records (9 active, 8 former)

20162017201820192020202120222023202420252026NSgeo1.easydns.comgeo2.easydns.netgeo3.easydns.orggeo4.easydns.infogeo5.easydns.comgeo6.easydns.infons1.connection.cans19.worldnic.comns2.connection.cans20.worldnic.comMXd165759a.ess.barracudanetworks.comd165759b.ess.barracudanetworks.comtor-mx-01.connection.cator-mx-02.connection.caA155.130.138.23155.130.138.2464.140.245.104
NSgeo1.easydns.com2026-02-15 → 2026-06-25 · 3 obs
○ 2021-08-30 21:53:16
● 2026-02-15 03:26:40
● 2026-06-25 15:24:22
NSgeo2.easydns.net2026-02-15 → 2026-06-25 · 3 obs
○ 2021-08-30 21:53:16
● 2026-02-15 03:26:40
● 2026-06-25 15:24:22
NSgeo3.easydns.org2026-02-15 → 2026-06-25 · 3 obs
○ 2021-08-30 21:53:16
● 2026-02-15 03:26:40
● 2026-06-25 15:24:22
NSgeo4.easydns.info2026-02-15 → 2026-06-25 · 3 obs
○ 2021-08-30 21:53:16
● 2026-02-15 03:26:40
● 2026-06-25 15:24:22
NSgeo5.easydns.com2026-02-15 → 2026-06-25 · 3 obs
○ 2021-08-30 21:53:16
● 2026-02-15 03:26:40
● 2026-06-25 15:24:22
NSgeo6.easydns.info2026-02-15 → 2026-06-25 · 3 obs
○ 2021-08-30 21:53:16
● 2026-02-15 03:26:40
● 2026-06-25 15:24:22
NSns1.connection.ca2015-06-27 → 2016-12-16 · 4 obs
● 2015-06-27 11:34:52
● 2016-12-16 14:07:34
○ 2020-03-09 09:20:26
○ 2026-06-25 15:24:22
NSns19.worldnic.com2020-03-09 → 2021-08-30 · 5 obs
○ 2016-12-16 14:07:34
● 2020-03-09 09:20:26
● 2021-08-30 21:53:16
○ 2026-02-15 03:26:40
○ 2026-06-25 15:24:22
NSns2.connection.ca2015-06-27 → 2016-12-16 · 4 obs
● 2015-06-27 11:34:52
● 2016-12-16 14:07:34
○ 2020-03-09 09:20:26
○ 2026-06-25 15:24:22
NSns20.worldnic.com2020-03-09 → 2021-08-30 · 5 obs
○ 2016-12-16 14:07:34
● 2020-03-09 09:20:26
● 2021-08-30 21:53:16
○ 2026-02-15 03:26:40
○ 2026-06-25 15:24:22
MXd165759a.ess.barracudanetworks.com2020-03-09 → 2026-06-25 · 3 obs
○ 2016-12-16 14:07:34
● 2020-03-09 09:20:26
● 2026-06-25 15:24:22
MXd165759b.ess.barracudanetworks.com2020-03-09 → 2026-06-25 · 3 obs
○ 2016-12-16 14:07:34
● 2020-03-09 09:20:26
● 2026-06-25 15:24:22
MXtor-mx-01.connection.ca2015-06-27 → 2016-12-16 · 4 obs
● 2015-06-27 11:34:52
● 2016-12-16 14:07:34
○ 2020-03-09 09:20:26
○ 2026-06-25 15:24:22
MXtor-mx-02.connection.ca2015-06-27 → 2016-12-16 · 4 obs
● 2015-06-27 11:34:52
● 2016-12-16 14:07:34
○ 2020-03-09 09:20:26
○ 2026-06-25 15:24:22
A155.130.138.232021-08-30 → 2026-06-25 · 3 obs
○ 2020-06-23 04:54:24
● 2021-08-30 21:53:16
● 2026-06-25 15:24:22
A155.130.138.242020-03-09 → 2020-06-23 · 5 obs
○ 2016-12-16 14:07:34
● 2020-03-09 09:20:26
● 2020-06-23 04:54:24
○ 2021-08-30 21:53:16
○ 2026-06-25 15:24:22
A64.140.245.1042015-06-27 → 2016-12-16 · 4 obs
● 2015-06-27 11:34:52
● 2016-12-16 14:07:34
○ 2020-03-09 09:20:26
○ 2026-06-25 15:24:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
flexmaster.comgeo2.easydns.net, geo4.easydns.info, geo1.easydns.com, geo3.easydns.org2 records

✅ Authoritative Response

Server:95.85.21.24

NS records: geo2.easydns.net, geo4.easydns.info, geo1.easydns.com, geo3.easydns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for flexmaster.com (unsigned zone)

⏱️ Timing

Total: 884ms | Queries: -

📄 Records

TypeCountSample Data
A1155.130.138.23
NS6geo6.easydns.info, geo1.easydns.com...
MX2d165759b.ess.barracudanetworks.com (pri:, d165759a.ess.barracudanetworks.com (pri:
TXT1v=spf1 a mx a:mailout.flexmaster.com ip4
SOA1geo1.easydns.com hostmaster.easydns.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (geo1.easydns.com, geo1.easydns.com)

Analysis

Hierarchy

flexmaster.com serves as the parent of email.flexmaster.com and mail.flexmaster.com.

IP Addresses

flexmaster.com has exactly one IP address — 155.130.138.23.

hhi.nhsaves.com, z-flex.com, www.globaltecheng.com plus two other host names have IP numbers in common with flexmaster.com.

Name Servers

DNS for flexmaster.com is handled by 6 name servers: geo1.easydns.com, geo5.easydns.com, geo4.easydns.info and 3 others.

At least some of flexmaster.com's name servers are shared with other domains, for example alphaflash.com, envisionpharmagroup.com, besitec.com and two more.

These name servers tend to co-occur with geo2.easydns.net, geo3.easydns.org, geo6.easydns.info and 4 other name servers in the same DNS delegations.

Host names pointing to two IP addresses:

geo1.easydns.com has two IP addresses: 173.255.219.79 and 2600:3c01::f03c:93ff:feae:bb94.

geo5.easydns.com has two IP addresses: 172.104.253.88 and 2a01:7e01::2000:bcff:fe23:925c.

geo4.easydns.info has two IP addresses: 159.223.92.7 and 2400:6180:0:d0::ec8:d001.

geo6.easydns.info has two IP addresses: 164.90.182.3 and 2a03:b0c0:3:f0:0:1:8da8:f000.

geo2.easydns.net has two IP addresses: 95.85.21.24 and 2a03:b0c0:0:1010::3f:c001.

geo3.easydns.org has two IP addresses: 45.33.83.146 and 2600:3c03::f03c:93ff:fedb:f3b2.

Mail Servers

flexmaster.com uses two mail servers, d165759a.ess.barracudanetworks.com and d165759b.ess.barracudanetworks.com.

d165759a.ess.barracudanetworks.com resolves to 209.222.82.252, 209.222.82.253 and 209.222.82.255; d165759b.ess.barracudanetworks.com resolves to those same three IP addresses.

Host names pointing to 209.222.82.252 IP addresses: d165759a.ess.barracudanetworks.com and d165759b.ess.barracudanetworks.com.

Host names pointing to 209.222.82.253 IP addresses: d165759a.ess.barracudanetworks.com and d165759b.ess.barracudanetworks.com.

Host names pointing to 209.222.82.255 IP addresses: d165759a.ess.barracudanetworks.com and d165759b.ess.barracudanetworks.com.