`r-sec.se`

DNSSEC	⚠️ Not signed
A	2a01:4f9:c01d:e86::1^{Hetzner2a01:4f9::/32 HETZNER-IPv6-BLK}
A	95.217.169.13^{Hetzner95.217.0.0/16 HETZNER-DC}
NS	`nsp.monosecurity.net` ⭐
NS	`nordic2.monosecurity.systems`
NS	`nsu.monosecurity.se`
MX	`rsec-se0c.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::4^{🇮🇪 Microsoft2a01:111:f000::/36}
		A	2a01:111:f403:ca04::9^{🇮🇪 Microsoft2a01:111:f000::/36}
		A	2a01:111:f403:ca04::c^{🇮🇪 Microsoft2a01:111:f000::/36}
		A	2a01:111:f403:ca04::f^{🇮🇪 Microsoft2a01:111:f000::/36}
		A	52.101.68.12^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.73.16^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.73.28^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.73.30^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
TXT	`MS=ms33678862`
TXT	`v=spf1 include:_spf.r-sec_se._d.easydmarc.pro -all`
TXT	`MS=ms27315092`
SOA	`nsp.monosecurity.net`dns@monosecurity.systems 2026-05-07 #1

`se`

	DNSSEC	🔒 Signed (DS record present)
	NS	`catcher-in-the-rye.nic.se` ⭐
	NS	`a.ns.se`
	NS	`b.ns.se`
	NS	`c.ns.se`
	NS	`f.ns.se`
	NS	`g.ns.se`
	NS	`i.ns.se`
	NS	`m.ns.se`
	NS	`x.ns.se`
	NS	`y.ns.se`
	NS	`z.ns.se`
	TXT	`SE zone update: 2026-05-11 01:16:24 +0000 (EPOCH 1778462184) (auto)`
	TXT	`id:fb5d1ada-1b7a-4c60-b327-466ff6b26777`
	SOA	`catcher-in-the-rye.nic.se`registry-default@nic.se serial=1778462563

🔒 HSTS Preload (+subdomains)

Same first word

r-sec.se

r-sec.ru

Similar names

rc-es.com

s-erc.co.jp

s-cre.net

e-src.se

c-ser.ru

ce-sr.s3-eu-west-1.amazonaws.com

c-res.net.au

e-src.com.tr

rcs-e.ru

rec-s.com

c-res.com

sec-r.com

e-csr.com

e-src.net

s-cre.co.jp

ec-rs.ru

e-crs.com

e-src.com

se-cr.com

ers-c.com

c-res.ru

cs-re.co.jp

s-cre.com

cre-s.com

re-cs.jp

rs-ec.com

cs-re.net

c-res.de

ce-rs.com

re-cs.co.jp

e-csr.net

c-res.net

es-cr.net

c-res.com.au

s-erc.com

src-e.com

DNS History

14 records (6 active, 8 former)

●NSnordic2.monosecurity.systems2026-05-11 → 2026-05-11 · 3 obs

○ 2026-03-28 19:38:54
● 2026-05-11 02:34:46
● 2026-05-11 02:34:48

○NSns1.monosecurity.net2026-03-11 → 2026-03-28 · 4 obs

● 2026-03-11 20:09:18
● 2026-03-28 19:38:54
○ 2026-05-11 02:34:46
○ 2026-05-11 02:34:48

○NSns2.monosecurity.se2026-03-11 → 2026-03-28 · 4 obs

● 2026-03-11 20:09:18
● 2026-03-28 19:38:54
○ 2026-05-11 02:34:46
○ 2026-05-11 02:34:48

○NSns3.monosecurity.systems2026-03-11 → 2026-03-28 · 4 obs

● 2026-03-11 20:09:18
● 2026-03-28 19:38:54
○ 2026-05-11 02:34:46
○ 2026-05-11 02:34:48

○NSns4.monosecurity.com2026-03-11 → 2026-03-28 · 4 obs

● 2026-03-11 20:09:18
● 2026-03-28 19:38:54
○ 2026-05-11 02:34:46
○ 2026-05-11 02:34:48

●NSnsp.monosecurity.net2026-05-11 → 2026-05-11 · 3 obs

○ 2026-03-28 19:38:54
● 2026-05-11 02:34:46
● 2026-05-11 02:34:48

●NSnsu.monosecurity.se2026-05-11 → 2026-05-11 · 3 obs

○ 2026-03-28 19:38:54
● 2026-05-11 02:34:46
● 2026-05-11 02:34:48

●MXrsec-se0c.mail.protection.outlook.com2026-03-11 → 2026-05-11 · 2 obs

● 2026-03-11 20:09:18
● 2026-05-11 02:34:48

○A193.183.143.22026-03-11 → 2026-03-24 · 4 obs

● 2026-03-11 20:09:18
● 2026-03-24 06:16:04
○ 2026-03-28 10:47:14
○ 2026-05-11 02:34:48

○A2001:678:28c::22026-03-11 → 2026-03-24 · 4 obs

● 2026-03-11 20:09:18
● 2026-03-24 06:16:04
○ 2026-03-28 10:47:14
○ 2026-05-11 02:34:48

○A2a01:4f9:3080:3fe4:9999::22026-03-28 → 2026-03-28 · 5 obs

○ 2026-03-24 06:16:04
● 2026-03-28 10:47:14
● 2026-03-28 19:38:54
○ 2026-05-11 02:34:46
○ 2026-05-11 02:34:48

●A2a01:4f9:c01d:e86::12026-05-11 → 2026-05-11 · 3 obs

○ 2026-03-28 19:38:54
● 2026-05-11 02:34:46
● 2026-05-11 02:34:48

○A65.21.8.952026-03-28 → 2026-03-28 · 5 obs

○ 2026-03-24 06:16:04
● 2026-03-28 10:47:14
● 2026-03-28 19:38:54
○ 2026-05-11 02:34:46
○ 2026-05-11 02:34:48

●A95.217.169.132026-05-11 → 2026-05-11 · 3 obs

○ 2026-03-28 19:38:54
● 2026-05-11 02:34:46
● 2026-05-11 02:34:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
se	z.ns.se, c.ns.se, f.ns.se, i.ns.se...	-
r-sec.se	nsp.monosecurity.net, nordic2.monosecurity.systems, nsu.monosecurity.se	2 records

✅ Authoritative Response

Server:185.42.137.98

NS records: nsp.monosecurity.net, nordic2.monosecurity.systems, nsu.monosecurity.se

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1977ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`95.217.169.13`
AAAA	1	`2a01:4f9:c01d:e86::1`
NS	3	`nsu.monosecurity.se, nordic2.monosecurity.systems...`
MX	1	`rsec-se0c.mail.protection.outlook.com (p`
TXT	3	`MS=ms27315092, MS=ms33678862...`
SOA	1	`nsp.monosecurity.net dns.monosecurity.sy`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (nsu.monosecurity.se, nsu.monosecurity.se)

Analysis

IP Addresses

r-sec.se resolves to two IP numbers: 2a01:4f9:c01d:e86::1 and 95.217.169.13.

Name Servers

r-sec.se delegates to three name servers: nsp.monosecurity.net, nsu.monosecurity.se and nordic2.monosecurity.systems.

Mail Servers

r-sec.se is handled by a single mail server, rsec-se0c.mail.protection.outlook.com.

Host rsec-se0c.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::4, 2a01:111:f403:ca04::9, 2a01:111:f403:ca04::c, 2a01:111:f403:ca04::f, 52.101.68.12, 52.101.73.16, 52.101.73.28 and 52.101.73.30.

r-sec.se - robtex.com

r-sec.se

se

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`r-sec.se`

`se`