duserv.com - dns.ninja

`duserv.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:291f^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:9f7f^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.41.31^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.159.127^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`daniella.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26e4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`daniella.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2e4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`daniella.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22e4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`daniella.ns.cloudflare.com`
		A	108.162.194.228^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`daniella.ns.cloudflare.com`
		A	162.159.38.228^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`daniella.ns.cloudflare.com`
		A	172.64.34.228^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`daniella.ns.cloudflare.com`
NS	`lochlan.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cea^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lochlan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3ea^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lochlan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23ea^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lochlan.ns.cloudflare.com`
		A	108.162.195.234^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lochlan.ns.cloudflare.com`
		A	162.159.44.234^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lochlan.ns.cloudflare.com`
		A	172.64.35.234^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lochlan.ns.cloudflare.com`
MX	`mail.protonmail.ch` ⭐
		A	176.119.200.128^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mail.protonmail.ch`
		A	185.70.42.128^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mail.protonmail.ch`
		A	185.205.70.128^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mail.protonmail.ch`
MX	`mailsec.protonmail.ch`⁽²⁰⁾
		A	176.119.200.129^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.70.42.129^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.205.70.129^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mailsec.protonmail.ch`
TXT	`protonmail-verification=bf6ae6fa07f57eb6cedb6a44910c44326e4b5e9f`
TXT	`v=spf1 include:_spf.protonmail.ch ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.41.31, 172.67.159.127
		IPv6 hints	2606:4700:3032::6815:291f, 2606:4700:3036::ac43:9f7f
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=32, name=cloudflare-ech.com
SOA	`daniella.ns.cloudflare.com`dns@cloudflare.com serial=2408375942

`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=1782928746

Previously MX for

duserv.com

Same first word

duserv.com

duserv.co.uk

Similar names

redsuv.com

verdus.us

surved.co.uk

vedrus.com

edusrv.com

verdus.de

dverus.ru

edusrv.ch

usedrv.ca

edusrv.net

dervus.com

rusdev.ru

verdus.be

usedrv.com

seurvd.click

dvuser.de

verdus.com

verdus.nl

dvuser.co.kr

verdus.se

drevus.com

drevus.de

dvuser.com

devsur.com

vedrus.si

deusvr.ru

devrus.com

durves.com

verdus.com.br

usrdev.com

duvers.de

deusvr.com

devusr.com

erdvus.com

duvers.com

sverud.com

surdev.com

surved.com

verdus.net

edusvr.cn

vsredu.ru

DNS History

27 records (8 active, 19 former)

●NSdaniella.ns.cloudflare.com2026-04-25 → 2026-07-01 · 3 obs

○ 2017-03-20 12:24:56
● 2026-04-25 01:14:52
● 2026-07-01 18:28:56

●NSlochlan.ns.cloudflare.com2026-04-25 → 2026-07-01 · 3 obs

○ 2017-03-20 12:24:56
● 2026-04-25 01:14:52
● 2026-07-01 18:28:56

○NSns1.plexusgateway.com2017-03-20 → 2017-03-20 · 4 obs

○ 2016-07-01 17:16:46
● 2017-03-20 12:24:56
○ 2026-04-25 01:14:52
○ 2026-07-01 18:28:56

○NSns1.rcthosting.co.uk2015-07-06 → 2016-07-01 · 4 obs

● 2015-07-06 15:50:00
● 2016-07-01 17:16:46
○ 2017-03-20 12:24:56
○ 2026-07-01 18:28:56

○NSns2.plexusgateway.com2017-03-20 → 2017-03-20 · 4 obs

○ 2016-07-01 17:16:46
● 2017-03-20 12:24:56
○ 2026-04-25 01:14:52
○ 2026-07-01 18:28:56

○NSns2.rcthosting.co.uk2015-07-06 → 2016-07-01 · 4 obs

● 2015-07-06 15:50:00
● 2016-07-01 17:16:46
○ 2017-03-20 12:24:56
○ 2026-07-01 18:28:56

○NSns3.plexusgateway.com2017-03-20 → 2017-03-20 · 4 obs

○ 2016-07-01 17:16:46
● 2017-03-20 12:24:56
○ 2026-04-25 01:14:52
○ 2026-07-01 18:28:56

○NSns3.rcthosting.co.uk2015-07-06 → 2016-07-01 · 4 obs

● 2015-07-06 15:50:00
● 2016-07-01 17:16:46
○ 2017-03-20 12:24:56
○ 2026-07-01 18:28:56

○NSns4.plexusgateway.com2017-03-20 → 2017-03-20 · 4 obs

○ 2016-07-01 17:16:46
● 2017-03-20 12:24:56
○ 2026-04-25 01:14:52
○ 2026-07-01 18:28:56

○NSns4.rcthosting.co.uk2015-07-06 → 2016-07-01 · 4 obs

● 2015-07-06 15:50:00
● 2016-07-01 17:16:46
○ 2017-03-20 12:24:56
○ 2026-07-01 18:28:56

○MXduserv.com2017-03-20 → 2017-03-20 · 4 obs

○ 2016-07-01 17:16:46
● 2017-03-20 12:24:56
○ 2026-04-25 01:14:52
○ 2026-07-01 18:28:56

●MXmail.protonmail.ch2026-04-25 → 2026-07-01 · 3 obs

○ 2017-03-20 12:24:56
● 2026-04-25 01:14:52
● 2026-07-01 18:28:56

●MXmailsec.protonmail.ch2026-04-25 → 2026-07-01 · 3 obs

○ 2017-03-20 12:24:56
● 2026-04-25 01:14:52
● 2026-07-01 18:28:56

○MXmx1.thewebhostserver.com2015-07-06 → 2016-07-01 · 4 obs

● 2015-07-06 15:50:00
● 2016-07-01 17:16:46
○ 2017-03-20 12:24:56
○ 2026-07-01 18:28:56

○MXmx2.thewebhostserver.com2015-07-06 → 2016-07-01 · 4 obs

● 2015-07-06 15:50:00
● 2016-07-01 17:16:46
○ 2017-03-20 12:24:56
○ 2026-07-01 18:28:56

●A104.21.41.312026-04-25 → 2026-07-01 · 9 obs

○ 2017-03-20 12:24:56
● 2026-04-25 01:14:52
● 2026-05-04 10:48:10
○ 2026-05-21 23:58:02
● 2026-05-22 09:09:14
● 2026-06-09 16:13:02
○ 2026-06-29 20:16:36
● 2026-07-01 18:28:54
● 2026-07-01 18:28:56

○A146.185.16.1192016-02-22 → 2016-07-01 · 5 obs

○ 2015-11-20 09:34:48
● 2016-02-22 14:33:26
● 2016-07-01 17:16:46
○ 2017-03-20 12:24:56
○ 2026-07-01 18:28:56

○A163.172.25.2082017-03-20 → 2017-03-20 · 4 obs

○ 2016-07-01 17:16:46
● 2017-03-20 12:24:56
○ 2026-04-25 01:14:52
○ 2026-07-01 18:28:56

●A172.67.159.1272026-04-25 → 2026-07-01 · 9 obs

○A188.114.96.02026-05-21 → 2026-06-29 · 8 obs

○ 2026-04-25 01:14:52
○ 2026-05-04 10:48:10
● 2026-05-21 23:58:02
○ 2026-05-22 09:09:14
○ 2026-06-09 16:13:02
● 2026-06-29 20:16:36
○ 2026-07-01 18:28:54
○ 2026-07-01 18:28:56

○A188.114.97.02026-05-21 → 2026-06-29 · 8 obs

○ 2026-04-25 01:14:52
○ 2026-05-04 10:48:10
● 2026-05-21 23:58:02
○ 2026-05-22 09:09:14
○ 2026-06-09 16:13:02
● 2026-06-29 20:16:36
○ 2026-07-01 18:28:54
○ 2026-07-01 18:28:56

●A2606:4700:3032::6815:291f2026-04-25 → 2026-07-01 · 9 obs

○A2606:4700:3034::ac43:9f7f2026-04-25 → 2026-06-09 · 8 obs

○ 2017-03-20 12:24:56
● 2026-04-25 01:14:52
● 2026-05-04 10:48:10
○ 2026-05-21 23:58:02
● 2026-05-22 09:09:14
● 2026-06-09 16:13:02
○ 2026-06-29 20:16:36
○ 2026-07-01 18:28:56

●A2606:4700:3036::ac43:9f7f2026-07-01 → 2026-07-01 · 3 obs

○ 2026-06-29 20:16:36
● 2026-07-01 18:28:54
● 2026-07-01 18:28:56

○A2a06:98c1:3120::2026-05-21 → 2026-06-29 · 8 obs

○ 2026-04-25 01:14:52
○ 2026-05-04 10:48:10
● 2026-05-21 23:58:02
○ 2026-05-22 09:09:14
○ 2026-06-09 16:13:02
● 2026-06-29 20:16:36
○ 2026-07-01 18:28:54
○ 2026-07-01 18:28:56

○A2a06:98c1:3121::2026-05-21 → 2026-06-29 · 8 obs

○ 2026-04-25 01:14:52
○ 2026-05-04 10:48:10
● 2026-05-21 23:58:02
○ 2026-05-22 09:09:14
○ 2026-06-09 16:13:02
● 2026-06-29 20:16:36
○ 2026-07-01 18:28:54
○ 2026-07-01 18:28:56

○A37.26.108.1472015-07-06 → 2015-11-20 · 4 obs

● 2015-07-06 15:50:00
● 2015-11-20 09:34:48
○ 2016-02-22 14:33:26
○ 2026-07-01 18:28:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
duserv.com	daniella.ns.cloudflare.com, lochlan.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.228

NS records: daniella.ns.cloudflare.com, lochlan.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 242ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.159.127, 104.21.41.31`
AAAA	2	`2606:4700:3036::ac43:9f7f, 2606:4700:3032::6815:291f`
NS	2	`daniella.ns.cloudflare.com, lochlan.ns.cloudflare.com`
MX	2	`mail.protonmail.ch (pri: 10), mailsec.protonmail.ch (pri: 20)`
TXT	2	`protonmail-verification=bf6ae6fa07f57eb6, v=spf1 include:_spf.protonmail.ch ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`daniella.ns.cloudflare.com dns.cloudflar`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

duserv.com has four IP addresses: 104.21.41.31, 172.67.159.127, 2606:4700:3032::6815:291f and 2606:4700:3036::ac43:9f7f.

Additional host names — amut.club, grand-casino-de-namur.be, flowonen-etwork.digital and two others — share IP numbers with duserv.com.

Name Servers

duserv.com uses two name servers for its delegation: daniella.ns.cloudflare.com and lochlan.ns.cloudflare.com.

duserv.com shares its name server setup with other domains, including confirmyoursfytimenow.com, phanpro.com, mrluyt.com and two others.

duserv.com has at least partial name server overlap with other domains, such as aquarium.ostroleka.pl, kigou.net, vonilwilbaion.com and two others.

It is common to see these name servers used together with name servers lamar.ns.cloudflare.com and ezra.ns.cloudflare.com.

Host names with 6 IP numbers:

Hostname daniella.ns.cloudflare.com directs to 108.162.194.228, 162.159.38.228 and 172.64.34.228 along with 3 other IP addresses.

Hostname lochlan.ns.cloudflare.com directs to 108.162.195.234, 162.159.44.234 and 172.64.35.234 along with 3 other IP addresses.

Mail Servers

duserv.com has two mail servers: mail.protonmail.ch and mailsec.protonmail.ch.

duserv.com shares the same mail server setup as other domains, including mach-h.com, danielletsi.com, nicheslap.com and two others.

duserv.com shares mail servers — at least in part — with other domains, including heino.be, cookstrategies.com, gcoders.com and two others.

mail.protonmail.ch and mailsec.protonmail.ch each have three IP addresses — mail.protonmail.ch directs to 176.119.200.128, 185.70.42.128 and 185.205.70.128; mailsec.protonmail.ch directs to 176.119.200.129, 185.70.42.129 and 185.205.70.129.