`sfbk.nu`

DNSSEC	🔒 Signed (DS record present)
A	2a00:1968:0:1::18^{🇸🇪 LOOPIA32a00:1968::/48}
A	109.235.174.5^{🇸🇪 LOOPIA3109.235.174.0/24}
NS	`ns1.loopiagroup.com` ⭐
		A	2a10:bbc0::11^{🇨🇿 ACTIVE24-AS2a10:bbc0::/32}
			PTR	`ns1.websupport.eu`
		A	45.10.97.11^{🇨🇿 ACTIVE24-AS45.10.97.0/24}
			PTR	`ns1.websupport.eu`
NS	`ns2.loopiagroup.com`
		A	2a02:250:3::12^{🇸🇪 ACTIVE24-AS2a02:250:3::/48}
			PTR	`ns2.websupport.eu`
		A	185.71.159.12^{🇸🇪 ACTIVE24-AS185.71.159.0/24}
			PTR	`ns2.websupport.eu`
MX	`mailin1.sfbk.nu` ⭐
		A	2a00:1968:0:4000:109:235:175:23^{🇸🇪 LOOPIA32a00:1968::/48}
			PTR	`mx.m101.websupport.se`
		A	109.235.175.21^{🇸🇪 LOOPIA3109.235.175.0/24}
			PTR	`mx.m101.websupport.se`
MX	`mailin2.sfbk.nu`⁽¹⁰⁰⁾
		A	2a00:1968:0:4000:109:235:175:21^{🇸🇪 LOOPIA32a00:1968::/48}
			PTR	`mx.m101.websupport.se`
		A	109.235.175.22^{🇸🇪 LOOPIA3109.235.175.0/24}
			PTR	`mx.m101.websupport.se`
TXT	`v=spf1 a mx include:_spf.m101.websupport.se ?all`
TXT	`spf2.0/pra a mx include:_sid.m101.websupport.se ?all`
SOA	`ns1.loopiagroup.com`dnsadmin@loopiagroup.com serial=1782051085

`nu`

	DNSSEC	🔒 Signed (DS record present)
	NS	`catcher-in-the-rye.nic.nu` ⭐
	NS	`a.ns.nu`
	NS	`c.ns.nu`
	NS	`d.ns.nu`
	NS	`m.ns.nu`
	NS	`y.ns.nu`
	NS	`z.ns.nu`
	TXT	`id:57d1e7b8-1d87-4669-999d-fde2063d57cb`
	TXT	`NU zone update: 2026-07-18 02:05:10 +0000 (EPOCH 1784340310) (auto)`
	SOA	`catcher-in-the-rye.nic.nu`hostmaster@nic.nu serial=1784340368

Subdomains

mail.sfbk.nu

mailin2.sfbk.nu

mailin1.sfbk.nu

Same first word

sfbk.nu

sfbk.no

sfbk.be

sfbk.de

sfbk.com

sfbk.se

sfbk.at

Similar names

bskf.net

skfb.net

bfks.de

ksbf.de

bfsk.no

skfb.de

bfsk.com

kfsb.co.kr

sbfk.net

sfkb.ru

sbkf.net

fbsk.co.jp

fkbs.com

bfks.com

skfb.ch

sfkb.at

bskf.com.br

skfb.com.cn

bfks.be

bskf.com

kfsb.or.kr

kfsb.de

kbfs.cn

fbsk.se

sbfk.de

sbkf.cn

ksbf.com

skbf.de

fksb.de

fkbs.cn

fsbk.se

fsbk.kz

fbks.com

fskb.com

fksb.ru

ksfb.com

fbsk.ru

sbfk.myshopify.com

kbfs.com

kfsb.info

sbfk.fi

skbf.com

bkfs.com

sbfk.org

fbks.net

kbfs.de

ksbf.org

bkfs.nl

bkfs.kr

bkfs.co.uk

kbfs.at

skbf.se

bfsk.cn

kbsf.be

skbf.ch

bkfs.ru

skbf.dk

skbf.org

ksbf.or.kr

fkbs.de

bkfs.cn

bsfk.se

sbkf.ae

fkbs.com.tr

bfsk.de

bskf.de

fbsk.de

kfsb.net

kbsf.info

fskb.ch

fskb.dk

fsbk.xyz

fskb.ru

fsbk.ru

bksf.com

fksb.com

bfks.org

kfsb.com

bsfk.de

kfsb.org

fbsk.fi

ksbf.net

fsbk.com

fsbk.fr

bfsk.org

fbks.in

fskb.nl

fskb.de

bsfk.com

fsbk.ch

bskf.org

kbsf.dk

skfb.ly

kfsb.com.cn

kfbs.de

fsbk.de

kbsf.co

kbfs.io

kfsb.ch

skbf.ru

kfsb.cn

fbsk.ir

bsfk.cn

kbsf.kr

kfbs.com

sbkf.se

bsfk.dk

bkfs.net

fbsk.com.cn

bskf.org.uk

kbsf.de

kbsf.pl

bfks.by

ksbf.no

fksb.cn

ksbf.cn

bkfs.de

sfkb.info

bfks.ru

fbsk.net

fbsk.org

bfsk.eu

kfsb.ru

bfsk.net

DNS History

14 records (6 active, 8 former)

●NSns1.loopiagroup.com2026-06-11 → 2026-07-18 · 3 obs

○ 2016-04-17 06:33:28
● 2026-06-11 08:53:34
● 2026-07-18 02:19:54

●NSns2.loopiagroup.com2026-06-11 → 2026-07-18 · 3 obs

○ 2016-04-17 06:33:28
● 2026-06-11 08:53:34
● 2026-07-18 02:19:54

○NSns3.binero.se2015-06-02 → 2016-04-17 · 4 obs

● 2015-06-02 05:38:06
● 2016-04-17 06:33:28
○ 2026-06-11 08:53:34
○ 2026-07-18 02:19:54

○NSns4.binero.se2015-06-02 → 2016-04-17 · 4 obs

● 2015-06-02 05:38:06
● 2016-04-17 06:33:28
○ 2026-06-11 08:53:34
○ 2026-07-18 02:19:54

○NSns5.binero.se2015-06-02 → 2016-04-17 · 4 obs

● 2015-06-02 05:38:06
● 2016-04-17 06:33:28
○ 2026-06-11 08:53:34
○ 2026-07-18 02:19:54

○NSns6.binero.se2015-06-02 → 2016-04-17 · 4 obs

● 2015-06-02 05:38:06
● 2016-04-17 06:33:28
○ 2026-06-11 08:53:34
○ 2026-07-18 02:19:54

○NSns7.binero.se2015-06-02 → 2016-04-17 · 4 obs

● 2015-06-02 05:38:06
● 2016-04-17 06:33:28
○ 2026-06-11 08:53:34
○ 2026-07-18 02:19:54

○MXmail.sfbk.nu2015-06-02 → 2016-04-17 · 4 obs

● 2015-06-02 05:38:06
● 2016-04-17 06:33:28
○ 2026-06-11 08:53:34
○ 2026-07-18 02:19:54

○MXmail2.sfbk.nu2015-06-02 → 2016-04-17 · 4 obs

● 2015-06-02 05:38:06
● 2016-04-17 06:33:28
○ 2026-06-11 08:53:34
○ 2026-07-18 02:19:54

●MXmailin1.sfbk.nu2026-06-11 → 2026-07-18 · 3 obs

○ 2016-04-17 06:33:28
● 2026-06-11 08:53:34
● 2026-07-18 02:19:54

●MXmailin2.sfbk.nu2026-06-11 → 2026-07-18 · 3 obs

○ 2016-04-17 06:33:28
● 2026-06-11 08:53:34
● 2026-07-18 02:19:54

●A109.235.174.52026-06-11 → 2026-07-18 · 3 obs

○ 2016-04-17 06:33:28
● 2026-06-11 08:53:34
● 2026-07-18 02:19:54

○A195.74.38.1392015-06-02 → 2016-04-17 · 4 obs

● 2015-06-02 05:38:06
● 2016-04-17 06:33:28
○ 2026-06-11 08:53:34
○ 2026-07-18 02:19:54

●A2a00:1968:0:1::182026-06-11 → 2026-07-18 · 3 obs

○ 2016-04-17 06:33:28
● 2026-06-11 08:53:34
● 2026-07-18 02:19:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nu	m.ns.nu, c.ns.nu, a.ns.nu, d.ns.nu...	-
sfbk.nu	ns1.loopiagroup.com, ns2.loopiagroup.com	-

✅ Authoritative Response

Server:185.71.159.12

NS records: ns1.loopiagroup.com, ns2.loopiagroup.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1424ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`109.235.174.5`
AAAA	1	`2a00:1968:0:1::18`
NS	2	`ns1.loopiagroup.com, ns2.loopiagroup.com`
MX	2	`mailin1.sfbk.nu (pri: 10), mailin2.sfbk.nu (pri: 100)`
TXT	2	`v=spf1 a mx include:_spf.m101.websupport, spf2.0/pra a mx include:_sid.m101.websup`
SOA	1	`ns1.loopiagroup.com dnsadmin.loopiagroup`

Analysis

Hierarchy

sfbk.nu sits above mail.sfbk.nu, mailin2.sfbk.nu and mailin1.sfbk.nu in the domain hierarchy.

IP Addresses

sfbk.nu has two IP addresses: 109.235.174.5 and 2a00:1968:0:1::18

3vaalq8pe0tk6v8ocdu7npf17sfo1ce9.conigo.se, loften.se, pellets.karkov.com plus two other host names have IP numbers in common with sfbk.nu.

Name Servers

DNS delegation for sfbk.nu points to two name servers: ns1.loopiagroup.com and ns2.loopiagroup.com.

The name server configuration of sfbk.nu is shared with other domains, for instance profileonline.se, wemixyoursong.net, rasmussvets.se and two others.

sfbk.nu has partial name server overlap with other domains, including fmkengelholm.com.

ns1.loopiagroup.com directs to 45.10.97.11 and 2a10:bbc0::11. ns2.loopiagroup.com directs to 185.71.159.12 and 2a02:250:3::12. Each host name carries two IP addresses.

Mail Servers

sfbk.nu uses two mail servers, mailin1.sfbk.nu and mailin2.sfbk.nu.

mailin1.sfbk.nu directs to 109.235.175.21 and 2a00:1968:0:4000:109:235:175:23. mailin2.sfbk.nu directs to 109.235.175.22 and 2a00:1968:0:4000:109:235:175:21. Each host name carries two IP addresses.

sfbk.nu - robtex.com

sfbk.nu

nu

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`sfbk.nu`

`nu`