`appconcurrent.nl`

DNSSEC	⚠️ Not signed
NS	`brit.ns.cloudflare.com` ⚠️ Not in zone NS records
		A	2606:4700:50::adf5:3a4e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brit.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c04e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`brit.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:204e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`brit.ns.cloudflare.com`
		A	108.162.192.78^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brit.ns.cloudflare.com`
		A	172.64.32.78^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brit.ns.cloudflare.com`
		A	173.245.58.78^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brit.ns.cloudflare.com`
NS	`rajeev.ns.cloudflare.com` ⚠️ Not in zone NS records
		A	2606:4700:58::adf5:3be0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rajeev.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1e0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rajeev.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21e0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rajeev.ns.cloudflare.com`
		A	108.162.193.224^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rajeev.ns.cloudflare.com`
		A	172.64.33.224^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rajeev.ns.cloudflare.com`
		A	173.245.59.224^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rajeev.ns.cloudflare.com`

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-03-27 09:30:01 +0000 (EPOCH 1774603801)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-03-27 #19

Same first word

appconcurrent.nl

appconcurrent.com

DNS History

11 records (2 active, 9 former)

●NSbrit.ns.cloudflare.com2015-06-28 → 2026-03-27 · 2 obs

● 2015-06-28 20:10:20
● 2026-03-27 10:20:10

●NSrajeev.ns.cloudflare.com2015-06-28 → 2026-03-27 · 2 obs

● 2015-06-28 20:10:20
● 2026-03-27 10:20:10

○MXalt1.aspmx.l.google.com2015-06-28 → 2017-09-24 · 3 obs

● 2015-06-28 20:10:20
● 2017-09-24 21:39:04
○ 2026-03-27 10:20:10

○MXalt2.aspmx.l.google.com2015-06-28 → 2017-09-24 · 3 obs

● 2015-06-28 20:10:20
● 2017-09-24 21:39:04
○ 2026-03-27 10:20:10

○MXaspmx.l.google.com2015-06-28 → 2017-09-24 · 3 obs

● 2015-06-28 20:10:20
● 2017-09-24 21:39:04
○ 2026-03-27 10:20:10

○MXaspmx2.googlemail.com2015-06-28 → 2017-09-24 · 3 obs

● 2015-06-28 20:10:20
● 2017-09-24 21:39:04
○ 2026-03-27 10:20:10

○MXaspmx3.googlemail.com2015-06-28 → 2017-09-24 · 3 obs

● 2015-06-28 20:10:20
● 2017-09-24 21:39:04
○ 2026-03-27 10:20:10

○A104.28.22.1102015-06-28 → 2015-11-08 · 4 obs

● 2015-06-28 20:10:20
● 2015-11-08 14:04:58
○ 2016-01-26 01:47:04
○ 2026-03-27 10:20:10

○A104.28.23.1102015-06-28 → 2015-11-08 · 4 obs

● 2015-06-28 20:10:20
● 2015-11-08 14:04:58
○ 2016-01-26 01:47:04
○ 2026-03-27 10:20:10

○A80.101.227.1302017-09-24 → 2017-09-24 · 3 obs

○ 2016-11-28 18:56:16
● 2017-09-24 21:39:04
○ 2026-03-27 10:20:10

○A84.85.64.1552016-01-26 → 2016-11-28 · 5 obs

○ 2015-11-08 14:04:58
● 2016-01-26 01:47:04
● 2016-11-28 18:56:16
○ 2017-09-24 21:39:04
○ 2026-03-27 10:20:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns3.dns.nl, ns4.dns.nl	-
appconcurrent.nl	brit.ns.cloudflare.com, rajeev.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.224

NS records: brit.ns.cloudflare.com, rajeev.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for appconcurrent.nl (unsigned zone)

⏱️ Timing

Total: 309ms | Queries: -

📄 Records

Type	Count	Sample Data

Analysis

Name Servers

appconcurrent.nl has two name servers: brit.ns.cloudflare.com and rajeev.ns.cloudflare.com.

appconcurrent.nl shares the same name server setup as other domains, for example stepritefootwear.uk, ajonp.com, farzandam.ir, clydecable.com and institutoestilo.com.br.

appconcurrent.nl shares some name servers with other domains, for example pauseviral.com, bustanaquaponics.com, legendrollmax.com, (0x62656567).party and phuketpic.ru.

These name servers are commonly used together with sreeni.ns.cloudflare.com and micah.ns.cloudflare.com.

Host names with six IP numbers: brit.ns.cloudflare.com points to: 2606:4700:50::adf5:3a4e, 2803:f800:50::6ca2:c04e, 2a06:98c1:50::ac40:204e, 108.162.192.78, 172.64.32.78 and 173.245.58.78; rajeev.ns.cloudflare.com points to: 2606:4700:58::adf5:3be0, 2803:f800:50::6ca2:c1e0, 2a06:98c1:50::ac40:21e0, 108.162.193.224, 172.64.33.224 and 173.245.59.224.

appconcurrent.nl - robtex.com