ctr.se - dns.ninja

`ctr.se`

DNSSEC	⚠️ Not signed
A	31.193.252.197^{🇸🇪 Bluerange-AS31.193.248.0/21 Bluerange Technologies AB}
		PTR	`c-31-193-252-197.cust.bluerange.net`
NS	`ns4.bluerange.se` ⭐ ⚠️ Not in parent delegation
		A	31.193.252.187^{🇸🇪 Bluerange-AS31.193.248.0/21 Bluerange Technologies AB}
			PTR	`ns4.bluerange.se`
			PTR	`c-31-193-252-187.cust.bluerange.net`
NS	`glendale.bluerange.com` ⚠️ Not in zone NS records
		A	62.13.13.23^{🇸🇪 TELENOR-SE62.13.0.0/17 Telenor Sverige AB}
			PTR	`ns6.bluerange.com`
NS	`hollywood.bluerange.se` ⚠️ Not in zone NS records
		A	31.193.252.188^{🇸🇪 Bluerange-AS31.193.248.0/21 Bluerange Technologies AB}
			PTR	`ns5.bluerange.se`
			PTR	`c-31-193-252-188.cust.bluerange.net`
NS	`ns5.bluerange.se` ⚠️ Not in parent delegation
		A	31.193.252.188^{🇸🇪 Bluerange-AS31.193.248.0/21 Bluerange Technologies AB}
			PTR	`ns5.bluerange.se`
			PTR	`c-31-193-252-188.cust.bluerange.net`
NS	`ns6.bluerange.com` ⚠️ Not in parent delegation
		A	62.13.13.23^{🇸🇪 TELENOR-SE62.13.0.0/17 Telenor Sverige AB}
			PTR	`ns6.bluerange.com`
NS	`venice.bluerange.se` ⚠️ Not in zone NS records
		A	31.193.252.187^{🇸🇪 Bluerange-AS31.193.248.0/21 Bluerange Technologies AB}
			PTR	`ns4.bluerange.se`
			PTR	`c-31-193-252-187.cust.bluerange.net`
MX	`ctr-se.mail.eo.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	2a01:111:f403:ca09::^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am3pr04cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::20^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr05cu00400.inbound.protection.outlook.com`
		A	52.101.68.0^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	52.101.68.25^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db8pr02cu00101.inbound.protection.outlook.com`
		A	52.101.68.27^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00503.inbound.protection.outlook.com`
		A	52.101.73.8^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am0pr04cu00500.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com`
TXT	`MS=ms75903211`
SOA	`ns4.bluerange.se`admin@ctr.se 2026-06-03 #8

`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:66a11385-db2f-410b-859c-ed93e17bbd08`
	TXT	`SE zone update: 2026-06-24 11:25:28 +0000 (EPOCH 1782300328) (auto)`
	SOA	`catcher-in-the-rye.nic.se`registry-default@nic.se serial=1782300720

Same first word

ctr.nl

ctr.dk

ctr.show

ctr.co.uk

ctr.org

ctr.id.au

ctr.com.hk

ctr.in

ctr.hu

ctr.cm

ctr.ir

ctr.me

ctr.info

ctr.hr

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ctr.care

ctr.ch

ctr.it

ctr.gov.me

ctr.sk

ctr.rs

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ctr.id

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ctr.net

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ctr.mobi

ctr.hk

ctr.ac.th

Similar names

trc.com.au

tcr.world

crt.be

tcr.org

trc.com.pk

tcr.ca

trc.co.za

crt.life

trc.goip.de

crt.wtf

crt.dk

trc.co.kr

trc.foundation

rct.at

trc.qld.gov.au

trc.energy

crt.edu.ph

rtc.eu

trc.de

rtc.net.au

trc.ie

rtc.cloud

trc.ca

rct.uk

rct.sk

trc.life

tcr.com.tr

rtc.tv

tcr.nl

rct.io

rtc.expert

rtc.guru

rct.net.cn

rtc.ie

rct.ae

rct.systems

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rtc.com.pl

trc.com.pe

crt.in.th

crt.org

crt.co.il

trc.co.id

crt.jp

rct.sc.gov.br

rtc.education

crt.co.kr

tcr.org.cn

rtc.london

tcr.cc

rtc.cv

trc.info

crt.org.mx

rtc.no-ip.org

crt.club

crt.biz

crt.rocks

rct.studio

trc.org.sg

trc.com.my

crt.it

rct.ro

rtc.li

tcr.com

tcr.ir

trc.be

rtc.pt

trc.li

trc.network

rtc.edu

crt.co.za

rct.info

rct.com

tcr.properties

rtc.pl

rct.nyc

rtc.coop

crt.hn

tcr.it

trc.kr

rtc.co.za

rtc.hr

rtc.cc

rct.de

tcr.es

trc.es

crt.ie

rtc.bt

trc.fi

trc.co.th

crt.de

tcr.nu

rct.us

trc.co.jp

crt.services

trc.cz

rtc.email

rtc.sg

trc.kz

rct.ba

rct.ir

rct.dk

tcr.ch

rtc.cz

tcr.company

crt.money

rtc.world

rtc.spb.ru

rtc.fi

tcr.edu

rtc.berlin

rct.coop

rtc.lu

tcr.construction

rtc.okinawa

trc.cm

rct.co.za

trc.ae

crt.fr

tcr.biz

DNS History

14 records (8 active, 6 former)

●NSglendale.bluerange.com2015-07-11 → 2026-06-24 · 2 obs

● 2015-07-11 15:35:48
● 2026-06-24 12:19:52

●NShollywood.bluerange.se2015-07-11 → 2026-06-24 · 2 obs

● 2015-07-11 15:35:48
● 2026-06-24 12:19:52

○NSns1.bluerange.se2026-03-07 → 2026-05-26 · 5 obs

○ 2015-07-11 15:35:48
● 2026-03-07 02:49:24
● 2026-05-26 12:40:18
○ 2026-06-14 13:43:02
○ 2026-06-24 12:19:52

○NSns2.bluerange.se2026-03-07 → 2026-05-26 · 5 obs

○ 2015-07-11 15:35:48
● 2026-03-07 02:49:24
● 2026-05-26 12:40:18
○ 2026-06-14 13:43:02
○ 2026-06-24 12:19:52

○NSns3.bluerange.com2026-03-07 → 2026-05-26 · 5 obs

○ 2015-07-11 15:35:48
● 2026-03-07 02:49:24
● 2026-05-26 12:40:18
○ 2026-06-14 13:43:02
○ 2026-06-24 12:19:52

●NSns4.bluerange.se2026-06-14 → 2026-06-24 · 3 obs

○ 2026-05-26 12:40:18
● 2026-06-14 13:43:02
● 2026-06-24 12:19:52

●NSns5.bluerange.se2026-06-14 → 2026-06-24 · 3 obs

○ 2026-05-26 12:40:18
● 2026-06-14 13:43:02
● 2026-06-24 12:19:52

●NSns6.bluerange.com2026-06-14 → 2026-06-24 · 3 obs

○ 2026-05-26 12:40:18
● 2026-06-14 13:43:02
● 2026-06-24 12:19:52

●NSvenice.bluerange.se2015-07-11 → 2026-06-24 · 2 obs

● 2015-07-11 15:35:48
● 2026-06-24 12:19:52

●MXctr-se.mail.eo.outlook.com2015-07-11 → 2026-06-24 · 2 obs

● 2015-07-11 15:35:48
● 2026-06-24 12:19:52

○A31.193.252.1222016-10-01 → 2016-12-20 · 5 obs

○ 2016-09-01 10:17:14
● 2016-10-01 15:52:40
● 2016-12-20 08:31:02
○ 2026-03-07 02:49:24
○ 2026-06-24 12:19:52

○A31.193.252.1862026-03-07 → 2026-05-26 · 5 obs

○ 2016-12-20 08:31:02
● 2026-03-07 02:49:24
● 2026-05-26 12:40:18
○ 2026-06-14 13:43:02
○ 2026-06-24 12:19:52

●A31.193.252.1972026-06-14 → 2026-06-24 · 3 obs

○ 2026-05-26 12:40:18
● 2026-06-14 13:43:02
● 2026-06-24 12:19:52

○A62.13.13.342015-07-11 → 2016-09-01 · 4 obs

● 2015-07-11 15:35:48
● 2016-09-01 10:17:14
○ 2016-10-01 15:52:40
○ 2026-06-24 12:19:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
se	f.ns.se, a.ns.se, b.ns.se, m.ns.se...	-
ctr.se	venice.bluerange.se, glendale.bluerange.com, hollywood.bluerange.se	-

✅ Authoritative Response

Server:62.13.13.23

NS records: venice.bluerange.se, glendale.bluerange.com, hollywood.bluerange.se

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctr.se (unsigned zone)

⏱️ Timing

Total: 1199ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`31.193.252.197`
NS	3	`ns5.bluerange.se, ns6.bluerange.com...`
MX	1	`ctr-se.mail.eo.outlook.com (pri: 0)`
TXT	2	`v=spf1 include:spf.protection.outlook.co, MS=ms75903211`
SOA	1	`ns4.bluerange.se admin.ctr.se`

Analysis

IP Addresses

ctr.se resolves to just one IP address, 31.193.252.197.

Two other host names, along with driveindex.se, gustavssonsfastigheter.se and eenmalardalen.se, also share IP numbers with ctr.se.

Name Servers

DNS for ctr.se is handled by 6 name servers: glendale.bluerange.com, ns6.bluerange.com, hollywood.bluerange.se and 3 others.

At least some of ctr.se's name servers are shared with other domains, for example eenjonkoping.se, socialism.se, exxit.se and two more.

These name servers tend to co-occur with ns4.bluerange.se, ns5.bluerange.se, venice.bluerange.se and 3 other name servers in the same DNS delegations.

Host names that point to one IP address:

glendale.bluerange.com directs to 62.13.13.23.

ns6.bluerange.com directs to 62.13.13.23.

hollywood.bluerange.se directs to 31.193.252.188.

ns4.bluerange.se directs to 31.193.252.187.

ns5.bluerange.se directs to 31.193.252.188.

venice.bluerange.se directs to 31.193.252.187.

Host names pointing to 62.13.13.23 IP addresses: glendale.bluerange.com and ns6.bluerange.com.

Host names pointing to 31.193.252.188 IP addresses: hollywood.bluerange.se and ns5.bluerange.se.

Host names pointing to 31.193.252.187 IP addresses: ns4.bluerange.se and venice.bluerange.se.

Mail Servers

The sole mail server for ctr.se is ctr-se.mail.eo.outlook.com.

With 8 IP addresses total, ctr-se.mail.eo.outlook.com resolves to 52.101.68.0, 52.101.68.25, 52.101.68.27 and 5 others.