devduo.com - dns.ninja

`devduo.com`

DNSSEC	⚠️ Not signed
A	2a09:8280:1::3:84e3^{🇺🇸 FLYIO-12a09:8280:1::/48 Proxy Registration / Customer Route}
		PTR	`ipv6.customer.flyio.net`
A	137.66.14.59^{🇺🇸 FLYIO-1137.66.14.0/23 Fly.io Edge Network}
NS	`ben.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b67^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ben.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c167^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ben.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2167^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ben.ns.cloudflare.com`
		A	108.162.193.103^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ben.ns.cloudflare.com`
		A	172.64.33.103^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ben.ns.cloudflare.com`
		A	173.245.59.103^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ben.ns.cloudflare.com`
NS	`gina.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a75^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c075^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2075^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gina.ns.cloudflare.com`
		A	108.162.192.117^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gina.ns.cloudflare.com`
		A	172.64.32.117^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gina.ns.cloudflare.com`
		A	173.245.58.117^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gina.ns.cloudflare.com`
MX	`in1-smtp.messagingengine.com` ⭐
		A	103.168.172.216^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-01.messagingengine.com`
		A	103.168.172.217^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-02.messagingengine.com`
		A	103.168.172.218^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-03.messagingengine.com`
		A	103.168.172.219^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-04.messagingengine.com`
		A	103.168.172.220^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-05.messagingengine.com`
		A	103.168.172.221^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-06.messagingengine.com`
		A	103.168.172.222^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-07.messagingengine.com`
		A	103.168.172.223^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-08.messagingengine.com`
MX	`in2-smtp.messagingengine.com`⁽²⁰⁾
		A	202.12.124.216^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-01.messagingengine.com`
		A	202.12.124.217^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-02.messagingengine.com`
		A	202.12.124.218^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-03.messagingengine.com`
		A	202.12.124.219^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-04.messagingengine.com`
TXT	`v=spf1 include:spf.messagingengine.com ?all`
SOA	`ben.ns.cloudflare.com`dns@cloudflare.com serial=2406622130

`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=1785031317

Subdomains

smtp.devduo.com

Same first word

devduo.com

Similar names

eduvod.com

vdoedu.com

eduvod.co.za

duodev.com

vodedu.com.cn

oudevd.com

devoud.fr

dudove.com

DNS History

18 records (6 active, 12 former)

●NSben.ns.cloudflare.com2026-03-02 → 2026-07-26 · 3 obs

○ 2018-01-14 20:00:36
● 2026-03-02 10:19:24
● 2026-07-26 02:23:58

●NSgina.ns.cloudflare.com2026-03-02 → 2026-07-26 · 3 obs

○ 2018-01-14 20:00:36
● 2026-03-02 10:19:24
● 2026-07-26 02:23:58

○NSns01.domaincontrol.com2015-10-27 → 2018-01-14 · 5 obs

○ 2015-06-14 23:45:26
● 2015-10-27 19:09:56
● 2018-01-14 20:00:36
○ 2026-03-02 10:19:24
○ 2026-07-26 02:23:58

○NSns02.domaincontrol.com2015-10-27 → 2018-01-14 · 5 obs

○ 2015-06-14 23:45:26
● 2015-10-27 19:09:56
● 2018-01-14 20:00:36
○ 2026-03-02 10:19:24
○ 2026-07-26 02:23:58

○NSns75.rochenhost.com2015-06-14 → 2015-06-14 · 3 obs

● 2015-06-14 23:45:26
○ 2015-10-27 19:09:56
○ 2026-07-26 02:23:58

○NSns76.rochenhost.com2015-06-14 → 2015-06-14 · 3 obs

● 2015-06-14 23:45:26
○ 2015-10-27 19:09:56
○ 2026-07-26 02:23:58

●MXin1-smtp.messagingengine.com2026-03-02 → 2026-07-26 · 3 obs

○ 2018-01-14 20:00:36
● 2026-03-02 10:19:24
● 2026-07-26 02:23:58

●MXin2-smtp.messagingengine.com2026-03-02 → 2026-07-26 · 3 obs

○ 2018-01-14 20:00:36
● 2026-03-02 10:19:24
● 2026-07-26 02:23:58

○MXmailstore1.secureserver.net2015-10-27 → 2015-10-28 · 5 obs

○ 2015-06-14 23:45:26
● 2015-10-27 19:09:56
● 2015-10-28 22:33:42
○ 2016-01-21 13:38:28
○ 2026-07-26 02:23:58

○MXmx-dfw.smtp.directrouter.com2015-06-14 → 2015-06-14 · 3 obs

● 2015-06-14 23:45:26
○ 2015-10-27 19:09:56
○ 2026-07-26 02:23:58

○MXmx-lon.smtp.directrouter.com2015-06-14 → 2015-06-14 · 3 obs

● 2015-06-14 23:45:26
○ 2015-10-27 19:09:56
○ 2026-07-26 02:23:58

○MXsmtp.devduo.com2016-01-21 → 2018-01-14 · 5 obs

○ 2015-10-28 22:33:42
● 2016-01-21 13:38:28
● 2018-01-14 20:00:36
○ 2026-03-02 10:19:24
○ 2026-07-26 02:23:58

○MXsmtp.secureserver.net2015-10-27 → 2015-10-28 · 5 obs

○ 2015-06-14 23:45:26
● 2015-10-27 19:09:56
● 2015-10-28 22:33:42
○ 2016-01-21 13:38:28
○ 2026-07-26 02:23:58

●A137.66.14.592026-03-02 → 2026-07-26 · 3 obs

○ 2018-01-14 20:00:36
● 2026-03-02 10:19:24
● 2026-07-26 02:23:58

○A162.243.84.902016-01-21 → 2018-01-14 · 5 obs

○ 2015-10-28 22:33:42
● 2016-01-21 13:38:28
● 2018-01-14 20:00:36
○ 2026-03-02 10:19:24
○ 2026-07-26 02:23:58

●A2a09:8280:1::3:84e32026-03-02 → 2026-07-26 · 3 obs

○ 2018-01-14 20:00:36
● 2026-03-02 10:19:24
● 2026-07-26 02:23:58

○A52.11.92.512015-10-27 → 2015-10-28 · 5 obs

○ 2015-06-14 23:45:26
● 2015-10-27 19:09:56
● 2015-10-28 22:33:42
○ 2016-01-21 13:38:28
○ 2026-07-26 02:23:58

○A72.249.31.212015-06-14 → 2015-06-14 · 3 obs

● 2015-06-14 23:45:26
○ 2015-10-27 19:09:56
○ 2026-07-26 02:23:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, l.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net...	-
devduo.com	ben.ns.cloudflare.com, gina.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.117

NS records: ben.ns.cloudflare.com, gina.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for devduo.com (unsigned zone)

⏱️ Timing

Total: 1131ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`137.66.14.59`
AAAA	1	`2a09:8280:1::3:84e3`
NS	2	`ben.ns.cloudflare.com, gina.ns.cloudflare.com`
MX	2	`in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)`
TXT	1	`v=spf1 include:spf.messagingengine.com ?`
SOA	1	`ben.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ben.ns.cloudflare.com, ben.ns.cloudflare.com, ben.ns.cloudflare.com...)

Analysis

Hierarchy

devduo.com serves as the parent of smtp.devduo.com.

IP Addresses

devduo.com resolves to the IP addresses 137.66.14.59 and 2a09:8280:1::3:84e3

Name Servers

devduo.com is delegated to two name servers: ben.ns.cloudflare.com and gina.ns.cloudflare.com.

devduo.com shares its name server setup with other domains, including josephtabone.com.mt, forecastcloudy.net, localfuneraldirectors.com and two others.

devduo.com has at least partial name server overlap with other domains, such as tgbot.ai, motionlips.com, ssoele.nl and two others.

It is common to find these name servers paired with the name servers dave.ns.cloudflare.com.

Host names with 6 IP numbers:

ben.ns.cloudflare.com resolves to 108.162.193.103, 172.64.33.103, 173.245.59.103 and 3 other IP addresses.

gina.ns.cloudflare.com resolves to 108.162.192.117, 172.64.32.117, 173.245.58.117 and 3 other IP addresses.

Mail Servers

devduo.com has two mail servers: in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

devduo.com shares the same mail server setup as other domains, including supersandro.de, pratt.0x1.net, esotericnonsense.com and two others.

devduo.com has mail servers in common with other domains — for example wholewheattoast.com and lilirun.be.

Host names with 8 IP numbers:

in1-smtp.messagingengine.com resolves to 103.168.172.216, 103.168.172.217, 103.168.172.218 and 5 other IP addresses.

Host names resolving to four IP addresses:

in2-smtp.messagingengine.com has four IP addresses: 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.