`springbook.se`

DNSSEC	⚠️ Not signed
A	84.246.134.191^{🇸🇪 vmi-kista84.246.134.0/24 VMI-VALLHALLA-3 VMI Internet Services AB Kista}
NS	`ns1.cogson.se` ⭐
		A	217.25.32.5^{🇸🇪 vmi-kista217.25.32.0/20 SE-VMI VMI Internet Services AB Hosting in Kista}
			PTR	`ns.vmi.se`
NS	`ns2.cogson.se`
		A	84.246.134.2^{🇸🇪 vmi-kista84.246.134.0/24 VMI-VALLHALLA-3 VMI Internet Services AB Kista}
			PTR	`ns2.vmi.se`
MX	`springbook-se.mail.protection.outlook.com` ⭐
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns1.cogson.se`service@cogson.se 2020-09-15 #5

`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	`id:fe7235bb-b581-4b46-91a1-ec9999cc5993`
	TXT	`SE zone update: 2026-04-12 22:17:16 +0000 (EPOCH 1776032236) (auto)`
	SOA	`catcher-in-the-rye.nic.se`registry-default@nic.se serial=1776032624

Subdomains

mail.springbook.se

Same first word

springbook.se

springbook.cn

springbook.eu

Similar names

prbookings.com

bookspring.org

DNS History

6 records (4 active, 2 former)

●NSns1.cogson.se2015-08-09 → 2026-04-12 · 2 obs

● 2015-08-09 10:57:50
● 2026-04-12 23:32:52

●NSns2.cogson.se2015-08-09 → 2026-04-12 · 2 obs

● 2015-08-09 10:57:50
● 2026-04-12 23:32:52

○MXmx.ccmail.se2015-08-09 → 2017-08-14 · 4 obs

● 2015-08-09 10:57:50
● 2017-08-14 15:50:06
○ 2026-02-27 10:18:48
○ 2026-04-12 23:32:52

●MXspringbook-se.mail.protection.outlook.com2026-02-27 → 2026-04-12 · 3 obs

○ 2017-08-14 15:50:06
● 2026-02-27 10:18:48
● 2026-04-12 23:32:52

○A195.84.194.122015-08-09 → 2017-08-14 · 4 obs

● 2015-08-09 10:57:50
● 2017-08-14 15:50:06
○ 2026-02-27 10:18:48
○ 2026-04-12 23:32:52

●A84.246.134.1912026-02-27 → 2026-04-12 · 3 obs

○ 2017-08-14 15:50:06
● 2026-02-27 10:18:48
● 2026-04-12 23:32:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
se	m.ns.se, g.ns.se, b.ns.se, i.ns.se...	-
springbook.se	ns1.cogson.se, ns2.cogson.se	-

✅ Authoritative Response

Server:217.25.32.5

NS records: ns1.cogson.se, ns2.cogson.se

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for springbook.se (unsigned zone)

⏱️ Timing

Total: 919ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`84.246.134.191`
NS	2	`ns1.cogson.se, ns2.cogson.se`
MX	1	`springbook-se.mail.protection.outlook.co`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns1.cogson.se service.cogson.se`

Analysis

Hierarchy

The parent of mail.springbook.se is springbook.se.

IP Addresses

springbook.se points to a single IP: 84.246.134.191.

Other host names such as cogson.nu and viklundsmaleri.com share IP numbers with springbook.se.

Name Servers

Two name servers ns1.cogson.se and ns2.cogson.se handle delegation for springbook.se.

springbook.se uses the same name server setup as other domains, for example mail2me.se, niclan.se, ljungdahlsentreprenad.se, www.friskaflaktar.se and mydestination.se.

springbook.se partially shares name servers with other domains, such as malmstrom.se and cogson.se.

These name servers are commonly used with ns2.vmi.se, ns3.vmi.se and ns.vmi.se.

Host names with one IP number: The host name ns1.cogson.se points to 217.25.32.5 and the host name ns2.cogson.se points to 84.246.134.2.

Mail Servers

springbook.se is handled by a single mail server, springbook-se.mail.protection.outlook.com.

springbook.se - robtex.com

springbook.se

se