dev-u.com - dns.ninja

`dev-u.com`

DNSSEC	⚠️ Not signed
A	2a01:4f8:222:16e4::1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		PTR	`venza.cityhost.com.ua`
A	213.133.108.25^{🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1}
NS	`ns1.controlpanel.host` ⭐
		A	2001:41d0:701:1100::6ca6^{🇩🇪 OVH2001:41d0::/32 IPv6}
			PTR	`vps-4c2d2986.vps.ovh.net`
		A	57.129.70.236^{🇫🇷 OVH57.129.0.0/17}
			PTR	`ns1.controlpanel.host`
NS	`ns2.controlpanel.host`
		A	2a11:b100:b100:a106::1^{🇺🇦 CITYHOST-AS2a11:b100:b100::/48}
			PTR	`ns2.controlpanel.host`
		A	46.254.107.25^{🇺🇦 CITYHOST-AS46.254.107.0/24}
			PTR	`ns2.controlpanel.host`
NS	`ns3.controlpanel.host`
		A	2001:41d0:404:200::8c1a^{🇫🇷 OVH2001:41d0::/32 IPv6}
			PTR	`vps-b631afd3.vps.ovh.net`
		A	51.91.11.71^{🇫🇷 OVH51.91.0.0/16}
			PTR	`ns3.controlpanel.host`
MX	`mx1.cityhost.com.ua` ⭐
		A	193.0.61.12^{🇺🇦 CITYHOST-AS193.0.61.0/24 cityhost.com.ua}
			PTR	`mx1.cityhost.com.ua`
TXT	`v=spf1 mx a ~all`
SOA	`ns1.controlpanel.host`support@cityhost.com.ua serial=59

`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=1786080069

Subdomains

autodiscover.dev-u.com

Same first word

dev-u.com

dev-u.net

dev-u.ru

Similar names

u-dev.com

v-edu.ru

u-edv.de

dv-eu.com

v-edu.com

v-due.de

de-vu.com

ve-du.com

u-dev.ru

du-ev.de

ue-dv.de

edu-v.com

d-vue.com

DNS History

11 records (6 active, 5 former)

●NSns1.controlpanel.host2026-03-25 → 2026-08-07 · 3 obs

○ 2016-12-27 14:47:46
● 2026-03-25 20:59:36
● 2026-08-07 05:45:16

●NSns2.controlpanel.host2026-03-25 → 2026-08-07 · 3 obs

○ 2016-12-27 14:47:46
● 2026-03-25 20:59:36
● 2026-08-07 05:45:16

●NSns3.controlpanel.host2026-03-25 → 2026-08-07 · 3 obs

○ 2016-12-27 14:47:46
● 2026-03-25 20:59:36
● 2026-08-07 05:45:16

○NSns83.worldnic.com2015-07-31 → 2016-12-27 · 4 obs

● 2015-07-31 23:39:14
● 2016-12-27 14:47:46
○ 2026-03-25 20:59:36
○ 2026-08-07 05:45:16

○NSns84.worldnic.com2015-07-31 → 2016-12-27 · 4 obs

● 2015-07-31 23:39:14
● 2016-12-27 14:47:46
○ 2026-03-25 20:59:36
○ 2026-08-07 05:45:16

●MXmx1.cityhost.com.ua2026-03-25 → 2026-08-07 · 3 obs

○ 2016-12-27 14:47:46
● 2026-03-25 20:59:36
● 2026-08-07 05:45:16

○MXp.webcom.ctmail.com2016-04-06 → 2016-12-27 · 4 obs

● 2016-04-06 01:32:52
● 2016-12-27 14:47:46
○ 2026-03-25 20:59:36
○ 2026-08-07 05:45:16

○A205.178.189.1312015-07-31 → 2015-11-07 · 4 obs

● 2015-07-31 23:39:14
● 2015-11-07 20:34:40
○ 2016-01-14 13:27:20
○ 2026-08-07 05:45:16

○A208.91.197.272016-01-14 → 2016-12-27 · 5 obs

○ 2015-11-07 20:34:40
● 2016-01-14 13:27:20
● 2016-12-27 14:47:46
○ 2026-03-25 20:59:36
○ 2026-08-07 05:45:16

●A213.133.108.252026-03-25 → 2026-08-07 · 3 obs

○ 2016-12-27 14:47:46
● 2026-03-25 20:59:36
● 2026-08-07 05:45:16

●A2a01:4f8:222:16e4::12026-03-25 → 2026-08-07 · 3 obs

○ 2016-12-27 14:47:46
● 2026-03-25 20:59:36
● 2026-08-07 05:45:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net, l.gtld-servers.net...	-
dev-u.com	ns1.controlpanel.host, ns3.controlpanel.host, ns2.controlpanel.host	-

✅ Authoritative Response

Server:51.91.11.71

NS records: ns1.controlpanel.host, ns3.controlpanel.host, ns2.controlpanel.host

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dev-u.com (unsigned zone)

⏱️ Timing

Total: 721ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`213.133.108.25`
AAAA	1	`2a01:4f8:222:16e4::1`
NS	3	`ns1.controlpanel.host, ns3.controlpanel.host...`
MX	1	`mx1.cityhost.com.ua (pri: 0)`
TXT	1	`v=spf1 mx a ~all`
SOA	1	`ns1.controlpanel.host support.cityhost.c`

Analysis

Hierarchy

The domain autodiscover.dev-u.com falls under the parent dev-u.com.

IP Addresses

dev-u.com points to the IP addresses 213.133.108.25 and 2a01:4f8:222:16e4::1

mail.discovery.sumy.ua, mail.promtex.org, ucapital.biz and two other host names share IP numbers with dev-u.com.

Name Servers

dev-u.com is served by three name servers: ns1.controlpanel.host, ns2.controlpanel.host and ns3.controlpanel.host.

At least some of dev-u.com's name servers are shared with other domains, for example service-steel.com, chereshenka.ua, skynet-lan.org and two more.

The hostnames ns1.controlpanel.host, ns2.controlpanel.host and ns3.controlpanel.host each direct to two IP addresses — ns1.controlpanel.host to 57.129.70.236 and 2001:41d0:701:1100::6ca6, ns2.controlpanel.host to 46.254.107.25 and 2a11:b100:b100:a106::1, and ns3.controlpanel.host to 51.91.11.71 and 2001:41d0:404:200::8c1a.

Mail Servers

Mail for dev-u.com is handled by a single mail server, mx1.cityhost.com.ua.

dev-u.com uses an identical mail server configuration to several other domains — among them mini-kotly.com.ua, dozhd.com.ua, skorova.com.ua and two more.

dev-u.com partially shares its mail servers with other domains; known examples include cnm.net.ua, politktu.dp.ua and dogstaff.com.ua.

mx1.cityhost.com.ua resolves to 193.0.61.12 and no other IP number.