`react.dk`

DNSSEC	🔒 Signed (DS record present)
NS	`ns1.simply.com` ⭐
		A	2a02:2339:1:15c::4562:4562^{🇩🇰 team-blue-denmark2a02:2339::/36}
			PTR	`ns1.simply.com`
		A	91.197.248.78^{🇩🇰 team-blue-denmark91.197.248.0/22}
			PTR	`ns1.simply.com`
NS	`ns2.simply.com`
		A	2a02:2339:4006:101::4562:4562^{🇩🇰 team-blue-denmark2a02:2339:4000::/34}
			PTR	`ns2.simply.com`
		A	185.25.141.15^{🇩🇰 team-blue-denmark185.25.141.0/24 Zitcom A/S}
			PTR	`ns2.simply.com`
NS	`ns3.simply.com`
		A	91.197.248.79^{🇩🇰 team-blue-denmark91.197.248.0/22}
			PTR	`ns3.simply.com`
NS	`ns4.simply.com`
		A	91.197.248.80^{🇩🇰 team-blue-denmark91.197.248.0/22}
			PTR	`ns4.simply.com`
MX	`react-dk.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::6^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am4pr0401cu00106.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::7^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::9^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr04cu00801.inbound.protection.outlook.com`
		A	52.101.68.0^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	52.101.73.8^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am0pr04cu00500.inbound.protection.outlook.com`
		A	52.101.73.12^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am4pr0401cu00104.inbound.protection.outlook.com`
		A	52.101.73.16^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com include:spf.simply.com -all`
TXT	`MS=ms92463047`
SOA	`ns1.simply.com`hostmaster@simply.com 2023-12-28 #1

`dk`

	DNSSEC	🔒 Signed (DS record present)
	NS	`b.nic.dk` ⭐
	NS	`c.nic.dk`
	NS	`h.nic.dk`
	NS	`l.nic.dk`
	NS	`s.nic.dk`
	NS	`t.nic.dk`
	TXT	`DK zone updateEpoch 1778350681localtime Sat May 9 20:18:01 2026gmtime Sat Ma...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1778350681

Same first word

react.re

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react.education

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react.run

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react.com

react.id

react.no

react.fm

react.ru

react.app

react.ir

react.cn

react.me

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react.gg

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react.school

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react.tips

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react.bot

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react.services

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react.technology

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react.com.ua

react.dk

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react.com.br

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DNS History

21 records (5 active, 16 former)

○NSns01.one.com2016-06-30 → 2019-12-30 · 5 obs

○ 2015-11-27 16:42:52
● 2016-06-30 12:19:54
● 2019-12-30 16:13:34
○ 2026-03-18 15:46:36
○ 2026-05-09 18:39:18

○NSns02.one.com2016-06-30 → 2019-12-30 · 5 obs

○ 2015-11-27 16:42:52
● 2016-06-30 12:19:54
● 2019-12-30 16:13:34
○ 2026-03-18 15:46:36
○ 2026-05-09 18:39:18

○NSns1.gratisdns.dk2015-06-15 → 2015-06-15 · 3 obs

● 2015-06-15 18:44:36
○ 2015-11-27 16:42:52
○ 2026-05-09 18:39:18

●NSns1.simply.com2026-03-18 → 2026-05-09 · 3 obs

○ 2019-12-30 16:13:34
● 2026-03-18 15:46:36
● 2026-05-09 18:39:18

○NSns2.gratisdns.dk2015-06-15 → 2015-06-15 · 3 obs

● 2015-06-15 18:44:36
○ 2015-11-27 16:42:52
○ 2026-05-09 18:39:18

●NSns2.simply.com2026-03-18 → 2026-05-09 · 3 obs

○ 2019-12-30 16:13:34
● 2026-03-18 15:46:36
● 2026-05-09 18:39:18

○NSns3.gratisdns.dk2015-06-15 → 2015-06-15 · 3 obs

● 2015-06-15 18:44:36
○ 2015-11-27 16:42:52
○ 2026-05-09 18:39:18

●NSns3.simply.com2026-03-18 → 2026-05-09 · 3 obs

○ 2019-12-30 16:13:34
● 2026-03-18 15:46:36
● 2026-05-09 18:39:18

○NSns4.gratisdns.dk2015-06-15 → 2015-06-15 · 3 obs

● 2015-06-15 18:44:36
○ 2015-11-27 16:42:52
○ 2026-05-09 18:39:18

●NSns4.simply.com2026-03-18 → 2026-05-09 · 3 obs

○ 2019-12-30 16:13:34
● 2026-03-18 15:46:36
● 2026-05-09 18:39:18

○NSns5.gratisdns.dk2015-06-15 → 2015-06-15 · 3 obs

● 2015-06-15 18:44:36
○ 2015-11-27 16:42:52
○ 2026-05-09 18:39:18

○NSolga.ns.cloudflare.com2015-11-27 → 2015-11-27 · 4 obs

○ 2015-06-15 18:44:36
● 2015-11-27 16:42:52
○ 2016-06-30 12:19:54
○ 2026-05-09 18:39:18

○NStodd.ns.cloudflare.com2015-11-27 → 2015-11-27 · 4 obs

○ 2015-06-15 18:44:36
● 2015-11-27 16:42:52
○ 2016-06-30 12:19:54
○ 2026-05-09 18:39:18

○MXmail1.inota.dk2015-06-15 → 2015-11-27 · 4 obs

● 2015-06-15 18:44:36
● 2015-11-27 16:42:52
○ 2016-06-30 12:19:54
○ 2026-05-09 18:39:18

●MXreact-dk.mail.protection.outlook.com2016-06-30 → 2026-05-09 · 3 obs

○ 2015-11-27 16:42:52
● 2016-06-30 12:19:54
● 2026-05-09 18:39:18

○A104.31.78.802015-11-27 → 2015-11-27 · 4 obs

○ 2015-06-15 18:44:36
● 2015-11-27 16:42:52
○ 2016-06-30 12:19:54
○ 2026-05-09 18:39:18

○A104.31.79.802015-11-27 → 2015-11-27 · 4 obs

○ 2015-06-15 18:44:36
● 2015-11-27 16:42:52
○ 2016-06-30 12:19:54
○ 2026-05-09 18:39:18

○A192.71.245.2212015-06-15 → 2015-06-15 · 3 obs

● 2015-06-15 18:44:36
○ 2015-11-27 16:42:52
○ 2026-05-09 18:39:18

○A2a02:2350:5:104:8d40:0:dfc2:a77c2019-12-30 → 2019-12-30 · 4 obs

○ 2016-06-30 12:19:54
● 2019-12-30 16:13:34
○ 2026-03-18 15:46:36
○ 2026-05-09 18:39:18

○A46.30.213.1072016-06-30 → 2016-06-30 · 4 obs

○ 2015-11-27 16:42:52
● 2016-06-30 12:19:54
○ 2019-12-30 16:13:34
○ 2026-05-09 18:39:18

○A46.30.215.532019-12-30 → 2019-12-30 · 4 obs

○ 2016-06-30 12:19:54
● 2019-12-30 16:13:34
○ 2026-03-18 15:46:36
○ 2026-05-09 18:39:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	h.nic.dk, t.nic.dk, s.nic.dk, c.nic.dk...	-
react.dk	ns1.simply.com, ns2.simply.com, ns3.simply.com, ns4.simply.com	-

✅ Authoritative Response

Server:185.25.141.15

NS records: ns1.simply.com, ns2.simply.com, ns3.simply.com, ns4.simply.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 937ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns3.simply.com, ns1.simply.com...`
MX	1	`react-dk.mail.protection.outlook.com (pr`
TXT	2	`MS=ms92463047, v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns1.simply.com hostmaster.simply.com`

Analysis

Name Servers

react.dk's delegation is handled by four name servers: ns1.simply.com, ns2.simply.com, ns3.simply.com and ns4.simply.com.

react.dk partially shares name servers with other domains; examples include gasmedstil.dk, exitplan.dk, elbud.dk, xn--ngonsta-exa.se and nesager.dk.