`flexoffice-uk.com`

DNSSEC	⚠️ Not signed
A	5.196.27.15^{🇫🇷 OVH5.196.0.0/16}
		PTR	`vps-0fb2a257.vps.ovh.net`
NS	`nsbak.dotvndns.com` ⭐
		A	2406:9c80::9000:302^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`nsbak.dotvndns.com`
		A	112.213.89.22^{🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi}
			PTR	`ns8922.dotvndns.vn`
NS	`ns1.dotvndns.vn`
		A	2406:9c80::66^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`ns1.dotvndns.vn`
		A	112.213.89.3^{🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi}
			PTR	`ns1.dotvndns.vn`
NS	`ns2.dotvndns.vn`
		A	2406:9c80::9000:111^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`ns2.dotvndns.vn`
		A	222.255.121.247^{🇻🇳 VDC222.255.121.0/24 VNPT}
			PTR	`static.vdc.vn`
			PTR	`static.vnpt.vn`
MX	`mail.flexoffice-uk.com` ⭐
		A	112.213.85.148^{🇻🇳 SUPERDATA112.213.85.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi}
			PTR	`mx85148.superdata.vn`
TXT	`v=spf1 a mx ~all`
SOA	`nsbak.dotvndns.com`hostmaster@flexoffice-uk.com 2023-09-23 #1

`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=1776045702

Subdomains

mail.flexoffice-uk.com

Same first word

flexoffice-uk.com

DNS History

5 records (5 active, 0 former)

●NSns1.dotvndns.vn2015-05-13 → 2026-04-13 · 2 obs

● 2015-05-13 20:50:20
● 2026-04-13 02:14:04

●NSns2.dotvndns.vn2015-05-13 → 2026-04-13 · 2 obs

● 2015-05-13 20:50:20
● 2026-04-13 02:14:04

●NSnsbak.dotvndns.com2026-03-14 → 2026-04-13 · 3 obs

○ 2015-05-13 20:50:20
● 2026-03-14 12:40:46
● 2026-04-13 02:14:04

●MXmail.flexoffice-uk.com2015-05-13 → 2026-04-13 · 2 obs

● 2015-05-13 20:50:20
● 2026-04-13 02:14:04

●A5.196.27.152015-05-13 → 2026-04-13 · 2 obs

● 2015-05-13 20:50:20
● 2026-04-13 02:14:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, e.gtld-servers.net, h.gtld-servers.net, a.gtld-servers.net...	-
flexoffice-uk.com	nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn	2 records

✅ Authoritative Response

Server:222.255.121.247

NS records: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for flexoffice-uk.com (unsigned zone)

⏱️ Timing

Total: 1343ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`5.196.27.15`
NS	3	`ns1.dotvndns.vn, nsbak.dotvndns.com...`
MX	1	`mail.flexoffice-uk.com (pri: 10)`
TXT	1	`v=spf1 a mx ~all`
SOA	1	`nsbak.dotvndns.com hostmaster.flexoffice`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (nsbak.dotvndns.com, nsbak.dotvndns.com)

Analysis

Hierarchy

mail.flexoffice-uk.com is a child of flexoffice-uk.com.

IP Addresses

flexoffice-uk.com resolves to one IP number: 5.196.27.15.

Other host names, for instance vps-0fb2a257.vps.ovh.net, 15.ip-5-196-27.eu and flexoffice-au.com share IP numbers with flexoffice-uk.com.

Name Servers

flexoffice-uk.com is delegated to three name servers: nsbak.dotvndns.com, ns1.dotvndns.vn and ns2.dotvndns.vn.

flexoffice-uk.com at least partially shares name servers with other domains, including vinabrand.com.vn, quochoitv.vn, mayrucon.com, fintek.vn and ansglaw.com.

these name servers are commonly used alongside ns1.pavietnam.vn, ns3.dotvndns.vn, ns2.pavietnam.vn, ns4.dotvndns.vn, nsbak.pavietnam.net, dnsbak.pavietnam.vn and nsbak.dotvndns.vn.

Host names with two IP numbers:

nsbak.dotvndns.com: 2406:9c80::9000:302 and 112.213.89.22

ns1.dotvndns.vn: 2406:9c80::66 and 112.213.89.3

ns2.dotvndns.vn: 2406:9c80::9000:111 and 222.255.121.247

Mail Servers

A single mail server handles flexoffice-uk.com, mail.flexoffice-uk.com.

Host name mail.flexoffice-uk.com resolves to a single IP: 112.213.85.148.

flexoffice-uk.com - robtex.com