`flexprofessional.nl`

DNSSEC	🔒 Signed (DS record present)
A	2a01:4f8:c010:9c7d::1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		PTR	`saas.app.01f.getnoticed.nl`
A	91.99.214.61^{🇩🇪 Hetzner91.99.0.0/16 HETZNER-DC}
NS	`dns1.megabeheer.com` ⭐
		A	2a01:7c8:d000:250::1^{🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network}
			PTR	`dns1.megabeheer.com`
		A	136.144.202.252^{🇳🇱 TRANSIP-AS136.144.128.0/17 TransIP BV Amsterdam, The Netherlands}
			PTR	`dns1.megabeheer.com`
NS	`dns2.megabeheer.com`
		A	2a02:2770::21a:4aff:fe4d:590c^{🇳🇱 TILAA2a02:2770::/32 Routed by Tilaa}
		A	46.19.36.20^{🇳🇱 TILAA46.19.36.0/22}
NS	`dns3.megabeheer.com`
		A	2a01:7c8:aac7:2d6::1^{🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network}
			PTR	`dns3.megabeheer.com`
		A	136.144.174.214^{🇳🇱 TRANSIP-AS136.144.128.0/17 TransIP BV Amsterdam, The Netherlands}
			PTR	`dns3.megabeheer.com`
MX	`accord-nl.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::2^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du2pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::4^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::d^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db6pr03cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::f^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00507.inbound.protection.outlook.com`
		A	52.101.68.0^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	52.101.68.18^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00302.inbound.protection.outlook.com`
		A	52.101.68.21^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00205.inbound.protection.outlook.com`
		A	52.101.73.19^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr04cu00803.inbound.protection.outlook.com`
TXT	`v=spf1 include:vi7tu.s.dmarcdutydns.com -all`
TXT	`google-site-verification=jjxMrvtooen3rwHAEH3XJQLi5zmfBX7-MyLtIPYUjLg`
TXT	`cme-challenge/Rn0x8E_b2XCUQHmxtNJnTjIwp8-N6i431PqAPxEQ7vs`
TXT	`1`
TXT	`google-site-verification=JFWoweBjFJLQJVbAcl9t18u5_IL99w4x0IKdKBZlTtE`
SOA	`dns1.megabeheer.com`web@megabite.nl 2026-03-17 #92

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-07-20 19:00:02 +0000 (EPOCH 1784574002)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-07-20 #38

Subdomains

mail.flexprofessional.nl

Same first word

flexprofessional.nl

DNS History

10 records (6 active, 4 former)

●NSdns1.megabeheer.com2026-05-01 → 2026-07-20 · 3 obs

○ 2018-08-14 02:44:40
● 2026-05-01 14:34:30
● 2026-07-20 19:45:42

●NSdns2.megabeheer.com2026-05-01 → 2026-07-20 · 3 obs

○ 2018-08-14 02:44:40
● 2026-05-01 14:34:30
● 2026-07-20 19:45:42

●NSdns3.megabeheer.com2026-05-01 → 2026-07-20 · 3 obs

○ 2018-08-14 02:44:40
● 2026-05-01 14:34:30
● 2026-07-20 19:45:42

○NSns10.megabeheer.com2015-07-07 → 2018-08-14 · 4 obs

● 2015-07-07 19:19:00
● 2018-08-14 02:44:40
○ 2026-05-01 14:34:30
○ 2026-07-20 19:45:42

○NSns9.megabeheer.com2015-07-07 → 2018-08-14 · 4 obs

● 2015-07-07 19:19:00
● 2018-08-14 02:44:40
○ 2026-05-01 14:34:30
○ 2026-07-20 19:45:42

●MXaccord-nl.mail.protection.outlook.com2026-05-01 → 2026-07-20 · 3 obs

○ 2018-08-14 02:44:40
● 2026-05-01 14:34:30
● 2026-07-20 19:45:42

○MXmail.flexprofessional.nl2015-07-07 → 2018-08-14 · 4 obs

● 2015-07-07 19:19:00
● 2018-08-14 02:44:40
○ 2026-05-01 14:34:30
○ 2026-07-20 19:45:42

●A2a01:4f8:c010:9c7d::12026-05-01 → 2026-07-20 · 3 obs

○ 2018-08-14 02:44:40
● 2026-05-01 14:34:30
● 2026-07-20 19:45:42

○A84.38.226.1492015-07-07 → 2018-08-14 · 4 obs

● 2015-07-07 19:19:00
● 2018-08-14 02:44:40
○ 2026-05-01 14:34:30
○ 2026-07-20 19:45:42

●A91.99.214.612026-05-01 → 2026-07-20 · 3 obs

○ 2018-08-14 02:44:40
● 2026-05-01 14:34:30
● 2026-07-20 19:45:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns3.dns.nl, ns4.dns.nl	-
flexprofessional.nl	dns1.megabeheer.com, dns2.megabeheer.com, dns3.megabeheer.com	-

✅ Authoritative Response

Server:136.144.174.214

NS records: dns1.megabeheer.com, dns2.megabeheer.com, dns3.megabeheer.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 595ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.99.214.61`
AAAA	1	`2a01:4f8:c010:9c7d::1`
NS	3	`dns2.megabeheer.com, dns3.megabeheer.com...`
MX	1	`accord-nl.mail.protection.outlook.com (p`
TXT	5	`google-site-verification=JFWoweBjFJLQJVb, cme-challenge/Rn0x8E_b2XCUQHmxtNJnTjIwp8...`
SOA	1	`dns1.megabeheer.com web.megabite.nl`

Analysis

Hierarchy

The domain mail.flexprofessional.nl falls under the parent flexprofessional.nl.

IP Addresses

flexprofessional.nl has two IP addresses: 91.99.214.61 and 2a01:4f8:c010:9c7d::1

Two other host names, along with accord.nl, mail.werkenmensen.nl and mail.flexprofessional.nl, also share IP numbers with flexprofessional.nl.

Name Servers

The authoritative name servers for flexprofessional.nl are dns1.megabeheer.com, dns2.megabeheer.com and dns3.megabeheer.com — three in total.

At least some of flexprofessional.nl's name servers are shared with other domains, for example vriesfin.nl, bluetechengineering.nl, accord.nl and two more.

These name servers are often deployed together with the name servers ns1.jvhhosting.nl, ns2.jvhhosting.nl, ns3.jvhhosting.nl and ns14.megabeheer.com.

dns1.megabeheer.com, dns2.megabeheer.com and dns3.megabeheer.com all resolve to exactly two IP numbers apiece: dns1.megabeheer.com → 136.144.202.252 and 2a01:7c8:d000:250::1; dns2.megabeheer.com → 46.19.36.20 and 2a02:2770::21a:4aff:fe4d:590c; dns3.megabeheer.com → 136.144.174.214 and 2a01:7c8:aac7:2d6::1.

Mail Servers

The sole mail server for flexprofessional.nl is accord-nl.mail.protection.outlook.com.

Among the domains sharing a mail server setup with flexprofessional.nl are beveiligerworden.nl, job-radar.nl, scoutrecruitment.nl and two others.

With 8 IP addresses total, accord-nl.mail.protection.outlook.com resolves to 52.101.68.0, 52.101.68.18, 52.101.68.21 and 5 others.

flexprofessional.nl - robtex.com