`flexwork4u.com`

DNSSEC	⚠️ Not signed
A	51.158.156.151^{🇫🇷 AS1287651.158.128.0/17 SCALEWAY Amsterdam, Netherlands}
		PTR	`apollo.digivotion.com`
NS	`ns1.dnstools.nl` ⭐
		A	2a02:728:e:66::100^{🇳🇱 UNISERVER-AS2a02:728::/32}
			PTR	`ns1.dnstools.nl`
		A	81.26.219.100^{🇳🇱 UNISERVER-AS81.26.208.0/20}
			PTR	`ns1.dnstools.nl`
NS	`ns2.dnstools.nl`
		A	2a02:728:e:758::160^{🇳🇱 UNISERVER-AS2a02:728::/32}
			PTR	`ns2.dnstools.nl`
		A	81.26.208.160^{🇳🇱 UNISERVER-AS81.26.208.0/20}
			PTR	`ns2.dnstools.nl`
MX	`mail.flexwork4u.com` ⭐
		A	51.158.156.151^{🇫🇷 AS1287651.158.128.0/17 SCALEWAY Amsterdam, Netherlands}
			PTR	`apollo.digivotion.com`
MX	`pop.flexwork4u.com` ⭐
		A	51.158.156.151^{🇫🇷 AS1287651.158.128.0/17 SCALEWAY Amsterdam, Netherlands}
			PTR	`apollo.digivotion.com`
MX	`pop3.flexwork4u.com` ⭐
		A	51.158.156.151^{🇫🇷 AS1287651.158.128.0/17 SCALEWAY Amsterdam, Netherlands}
			PTR	`apollo.digivotion.com`
TXT	`v=spf1 a mx include:_spf.easyflex.net ip4:51.158.156.151 ip6:2001:16e8:1112:b...`
SOA	`ns1.dnstools.nl`systeembeheer@easyhosting.nl 2019-10-15 #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=1774676982

Previously MX for

www.flexwork4u.com

flexwork4u.com

Subdomains

pop3.flexwork4u.com

pop.flexwork4u.com

www.flexwork4u.com

mail.flexwork4u.com

Same first word

flexwork4u.com

DNS History

27 records (6 active, 21 former)

○NSa.ns36.de2015-09-04 → 2015-09-28 · 4 obs

● 2015-09-04 08:24:56
● 2015-09-28 03:14:02
○ 2015-10-04 08:25:50
○ 2026-03-28 06:01:54

○NSb.ns36.de2015-09-04 → 2015-09-28 · 4 obs

● 2015-09-04 08:24:56
● 2015-09-28 03:14:02
○ 2015-10-04 08:25:50
○ 2026-03-28 06:01:54

○NSns0.nl2016-06-19 → 2016-12-09 · 5 obs

○ 2016-05-19 04:35:42
● 2016-06-19 11:33:56
● 2016-12-09 11:26:10
○ 2017-04-02 05:59:30
○ 2026-03-28 06:01:54

○NSns1.argewebhosting.eu2015-11-28 → 2016-05-19 · 5 obs

○ 2015-10-04 08:25:50
● 2015-11-28 06:01:56
● 2016-05-19 04:35:42
○ 2016-06-19 11:33:56
○ 2026-03-28 06:01:54

●NSns1.dnstools.nl2017-04-02 → 2026-03-28 · 3 obs

○ 2016-12-09 11:26:10
● 2017-04-02 05:59:30
● 2026-03-28 06:01:54

○NSns11.net2016-06-19 → 2016-12-09 · 5 obs

○ 2016-05-19 04:35:42
● 2016-06-19 11:33:56
● 2016-12-09 11:26:10
○ 2017-04-02 05:59:30
○ 2026-03-28 06:01:54

○NSns2.argewebhosting.com2015-11-28 → 2016-05-19 · 5 obs

○ 2015-10-04 08:25:50
● 2015-11-28 06:01:56
● 2016-05-19 04:35:42
○ 2016-06-19 11:33:56
○ 2026-03-28 06:01:54

●NSns2.dnstools.nl2017-04-02 → 2026-03-28 · 3 obs

○ 2016-12-09 11:26:10
● 2017-04-02 05:59:30
● 2026-03-28 06:01:54

○NSns3.argewebhosting.nl2015-11-28 → 2016-05-19 · 5 obs

○ 2015-10-04 08:25:50
● 2015-11-28 06:01:56
● 2016-05-19 04:35:42
○ 2016-06-19 11:33:56
○ 2026-03-28 06:01:54

○NSns5.be2016-06-19 → 2016-12-09 · 5 obs

○ 2016-05-19 04:35:42
● 2016-06-19 11:33:56
● 2016-12-09 11:26:10
○ 2017-04-02 05:59:30
○ 2026-03-28 06:01:54

○MXbounce.argewebhosting.nl2015-11-28 → 2016-01-09 · 5 obs

○ 2015-10-04 08:25:50
● 2015-11-28 06:01:56
● 2016-01-09 23:56:58
○ 2016-01-21 17:26:12
○ 2026-03-28 06:01:54

○MXflexwork4u.com2016-06-19 → 2016-12-09 · 5 obs

○ 2016-05-19 04:35:42
● 2016-06-19 11:33:56
● 2016-12-09 11:26:10
○ 2017-04-02 05:59:30
○ 2026-03-28 06:01:54

●MXmail.flexwork4u.com2017-04-02 → 2026-03-28 · 3 obs

○ 2016-12-09 11:26:10
● 2017-04-02 05:59:30
● 2026-03-28 06:01:54

○MXmaildrop1.argewebhosting.nl2016-01-21 → 2016-05-19 · 5 obs

○ 2016-01-09 23:56:58
● 2016-01-21 17:26:12
● 2016-05-19 04:35:42
○ 2016-06-19 11:33:56
○ 2026-03-28 06:01:54

○MXmaildrop2.argewebhosting.nl2016-01-21 → 2016-05-19 · 5 obs

○ 2016-01-09 23:56:58
● 2016-01-21 17:26:12
● 2016-05-19 04:35:42
○ 2016-06-19 11:33:56
○ 2026-03-28 06:01:54

○MXmaildrop3.argewebhosting.nl2016-01-21 → 2016-05-19 · 5 obs

○ 2016-01-09 23:56:58
● 2016-01-21 17:26:12
● 2016-05-19 04:35:42
○ 2016-06-19 11:33:56
○ 2026-03-28 06:01:54

○MXmailgw.ns36.de2015-09-04 → 2015-09-28 · 4 obs

● 2015-09-04 08:24:56
● 2015-09-28 03:14:02
○ 2015-10-04 08:25:50
○ 2026-03-28 06:01:54

●MXpop.flexwork4u.com2017-04-02 → 2026-03-28 · 3 obs

○ 2016-12-09 11:26:10
● 2017-04-02 05:59:30
● 2026-03-28 06:01:54

●MXpop3.flexwork4u.com2017-04-02 → 2026-03-28 · 3 obs

○ 2016-12-09 11:26:10
● 2017-04-02 05:59:30
● 2026-03-28 06:01:54

○A145.131.10.652016-01-21 → 2016-05-19 · 5 obs

○ 2016-01-09 23:56:58
● 2016-01-21 17:26:12
● 2016-05-19 04:35:42
○ 2016-06-19 11:33:56
○ 2026-03-28 06:01:54

○A194.165.34.1292015-11-28 → 2016-01-09 · 5 obs

○ 2015-10-04 08:25:50
● 2015-11-28 06:01:56
● 2016-01-09 23:56:58
○ 2016-01-21 17:26:12
○ 2026-03-28 06:01:54

○A2a01:7c8:3:1337::292016-06-19 → 2016-12-09 · 5 obs

○ 2016-05-19 04:35:42
● 2016-06-19 11:33:56
● 2016-12-09 11:26:10
○ 2017-04-02 05:59:30
○ 2026-03-28 06:01:54

○A37.97.254.292016-06-19 → 2016-12-09 · 5 obs

○ 2016-05-19 04:35:42
● 2016-06-19 11:33:56
● 2016-12-09 11:26:10
○ 2017-04-02 05:59:30
○ 2026-03-28 06:01:54

●A51.158.156.1512026-02-24 → 2026-03-28 · 3 obs

○ 2018-01-14 05:59:44
● 2026-02-24 00:25:18
● 2026-03-28 06:01:54

○A72.52.4.902015-09-04 → 2015-09-28 · 4 obs

● 2015-09-04 08:24:56
● 2015-09-28 03:14:02
○ 2015-10-04 08:25:50
○ 2026-03-28 06:01:54

○A81.93.50.1302017-07-13 → 2018-01-14 · 5 obs

○ 2017-04-07 23:14:30
● 2017-07-13 13:24:56
● 2018-01-14 05:59:44
○ 2026-02-24 00:25:18
○ 2026-03-28 06:01:54

○A81.93.50.1342017-04-02 → 2017-04-07 · 5 obs

○ 2016-12-09 11:26:10
● 2017-04-02 05:59:30
● 2017-04-07 23:14:30
○ 2017-07-13 13:24:56
○ 2026-03-28 06:01:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, j.gtld-servers.net, f.gtld-servers.net, h.gtld-servers.net...	-
flexwork4u.com	ns1.dnstools.nl, ns2.dnstools.nl	-

✅ Authoritative Response

Server:81.26.219.100

NS records: ns1.dnstools.nl, ns2.dnstools.nl

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

No DNSKEY for flexwork4u.com

⏱️ Timing

Total: 646ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`51.158.156.151`
NS	2	`ns1.dnstools.nl, ns2.dnstools.nl`
MX	3	`pop.flexwork4u.com (pri: 10), mail.flexwork4u.com (pri: 10)...`
TXT	1	`v=spf1 a mx include:_spf.easyflex.net ip`
SOA	1	`ns1.dnstools.nl systeembeheer.easyhostin`

Analysis

Hierarchy

flexwork4u.com is a parent of pop3.flexwork4u.com, pop.flexwork4u.com, www.flexwork4u.com and mail.flexwork4u.com.

IP Addresses

flexwork4u.com points to a single IP address: 51.158.156.151.

Other host names such as bamworks.eu, mailserver.digivotion.com, flexworx.nl, agri-pool.com and apollo.digivotion.com share IPs with flexwork4u.com.

Name Servers

Two name servers ns1.dnstools.nl and ns2.dnstools.nl handle the delegation for flexwork4u.com.

flexwork4u.com shares the same name server setup as other domains, for example 360toolkit.net, kinderkamerlampen.nl, itama.be, lubor.nl and gracelocations.nl.

flexwork4u.com at least partially shares name servers with other domains, for example boatlive.nl, ssc-ict.com, lachgassedatie.nl, ercobv.nl and fastvegas.com.

these name servers are commonly used with ns1.cssn.nl, ns2.cssn.nl, ns1.dnsservers.nl, ns2.dnsservers.nl, ns1.da07.easyhosting.nl and ns2.da07.easyhosting.nl.

Host names with two IP numbers:

ns1.dnstools.nl points to 2a02:728:e:66::100 and 81.26.219.100.

ns2.dnstools.nl points to 2a02:728:e:758::160 and 81.26.208.160.

Mail Servers

flexwork4u.com is handled by three mail servers: mail.flexwork4u.com, pop3.flexwork4u.com and pop.flexwork4u.com.

Host names with one IP:

mail.flexwork4u.com maps to 51.158.156.151

pop3.flexwork4u.com maps to 51.158.156.151

pop.flexwork4u.com maps to 51.158.156.151

Host names that map to 51.158.156.151: mail.flexwork4u.com, pop3.flexwork4u.com and pop.flexwork4u.com

flexwork4u.com - robtex.com

flexwork4u.com

com

Previously MX for

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`flexwork4u.com`

`com`