`isos.nu`

DNSSEC	🔒 Signed (DS record present)
NS	`ns1.loopia.se` ⭐
		A	2a02:250:ffff::20^{🇸🇪 LOOPIA2a02:250:ffff::/48}
			PTR	`ns1.loopia.se`
		A	93.188.0.20^{🇸🇪 LOOPIA93.188.0.0/24 SE-LOOPIA Loopia AB}
			PTR	`ns1.loopia.se`
NS	`ns2.loopia.se`
		A	2a02:250:fffe::20^{🇸🇪 LOOPIA22a02:250:fffe::/48}
			PTR	`ns2.loopia.se`
		A	185.71.156.20^{🇸🇪 LOOPIA2185.71.156.0/24}
			PTR	`ns2.loopia.se`
MX	`mailcluster.loopia.se` ⭐
		A	2a02:250:0:48::11^{🇸🇪 LOOPIA2a02:250::/33}
			PTR	`mailfront1.mailcluster.loopia.se`
		A	2a02:250:0:48::12^{🇸🇪 LOOPIA2a02:250::/33}
			PTR	`mailfront2.mailcluster.loopia.se`
		A	2a02:250:0:48::13^{🇸🇪 LOOPIA2a02:250::/33}
			PTR	`mailfront3.mailcluster.loopia.se`
		A	2a02:250:0:48::14^{🇸🇪 LOOPIA2a02:250::/33}
			PTR	`mailfront4.mailcluster.loopia.se`
		A	93.188.3.11^{🇸🇪 LOOPIA93.188.2.0/23 SE-LOOPIA}
			PTR	`mailfront1.mailcluster.loopia.se`
		A	93.188.3.12^{🇸🇪 LOOPIA93.188.2.0/23 SE-LOOPIA}
			PTR	`mailfront2.mailcluster.loopia.se`
		A	93.188.3.13^{🇸🇪 LOOPIA93.188.2.0/23 SE-LOOPIA}
			PTR	`mailfront3.mailcluster.loopia.se`
		A	93.188.3.14^{🇸🇪 LOOPIA93.188.2.0/23 SE-LOOPIA}
			PTR	`mailfront4.mailcluster.loopia.se`
MX	`mail2.loopia.se`⁽²⁰⁾
		A	93.188.3.11^{🇸🇪 LOOPIA93.188.2.0/23 SE-LOOPIA}
			PTR	`mailfront1.mailcluster.loopia.se`
		A	93.188.3.12^{🇸🇪 LOOPIA93.188.2.0/23 SE-LOOPIA}
			PTR	`mailfront2.mailcluster.loopia.se`
		A	93.188.3.13^{🇸🇪 LOOPIA93.188.2.0/23 SE-LOOPIA}
			PTR	`mailfront3.mailcluster.loopia.se`
		A	93.188.3.14^{🇸🇪 LOOPIA93.188.2.0/23 SE-LOOPIA}
			PTR	`mailfront4.mailcluster.loopia.se`
TXT	`v=spf1 include:spf.loopia.se ~all`
SOA	`ns1.loopia.se`registry@loopia.se serial=1776902400

`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:6d7020d8-960c-4960-8b2a-4fc07404dab6`
	TXT	`NU zone update: 2026-04-24 21:32:38 +0000 (EPOCH 1777066358) (auto)`
	SOA	`catcher-in-the-rye.nic.nu`hostmaster@nic.nu serial=1777066414

Subdomains

mail2.isos.nu

Same first word

isos.se

isos.us

isos.pro

isos.lv

isos.com.br

isos.com.my

isos.de

isos.org.uk

isos.lt

isos.technology

isos.cz

isos.gmbh

isos.com.tr

isos.pl

isos.net

isos.co

isos.nu

isos.fr

isos.ch

isos.org

isos.lu

isos.in

isos.dk

isos.it

isos.be

isos.at

isos.com

isos.care

isos.cl

isos.eu

isos.gov.vn

isos.gr

isos.es

Similar names

sios.net.au

siso.edu.sg

siso.org

isso.co.at

siso.uk.com

sois.co.uk

ossi.dk

sosi.dk

osis.us

ioss.info

osis.co.kr

ioss.co.jp

ossi.nl

sios.ch

sosi.ru

ioss.cn

sois.jp

ioss.com.br

isso.pro

isso.sk

isso.com.pe

isso.com.co

ossi.ro

isso.uz

isso.or.jp

sosi.be

osis.co

ossi.co.jp

ioss.org.ua

sios.com.ar

sois.be

sosi.al

siso.co.kr

ossi.ru

isso.ir

osis.lv

ioss.co.kr

siso.org.il

ssio.shop

ssio.nl

isso.fr

siso.at

oiss.ru

ssoi.org

ossi.rs

osis.de

ossi.eu

siso.site

ssio.cn

sosi.com

sois.de

osis.ru

ossi.cn

osis.cn

osis.vn

siso.edu.cn

sios.nl

osis.no

sios.mx

siso.info

sosi.us

sois.com

sosi.org

isso.org

ioss.com.tw

oiss.org

siso.nl

sosi.com.br

oiss.me

ossi.it

osis.cz

sios.net

osis.nl

sosi.se

sios.org.br

sois.com.cn

sois.eu

osis.online

sios.com

sosi.co

ioss.tempurl.host

ioss.com.au

siso.kr

sios.cn

sios.be

siso.co.il

osis.us-east-1.amazonaws.com

osis.gov.za

sosi.jp

osis.fr

DNS History

7 records (4 active, 3 former)

●NSns1.loopia.se2015-07-10 → 2026-04-24 · 2 obs

● 2015-07-10 11:06:42
● 2026-04-24 22:10:16

●NSns2.loopia.se2015-07-10 → 2026-04-24 · 2 obs

● 2015-07-10 11:06:42
● 2026-04-24 22:10:16

○MXmail.isos.nu2015-07-10 → 2016-09-13 · 4 obs

● 2015-07-10 11:06:42
● 2016-09-13 19:07:00
○ 2026-04-10 17:14:06
○ 2026-04-24 22:10:16

○MXmail2.isos.nu2015-07-10 → 2016-09-13 · 4 obs

● 2015-07-10 11:06:42
● 2016-09-13 19:07:00
○ 2026-04-10 17:14:06
○ 2026-04-24 22:10:16

●MXmail2.loopia.se2026-04-10 → 2026-04-24 · 3 obs

○ 2016-09-13 19:07:00
● 2026-04-10 17:14:06
● 2026-04-24 22:10:16

●MXmailcluster.loopia.se2026-04-10 → 2026-04-24 · 3 obs

○ 2016-09-13 19:07:00
● 2026-04-10 17:14:06
● 2026-04-24 22:10:16

○A213.238.232.92015-07-10 → 2016-09-13 · 4 obs

● 2015-07-10 11:06:42
● 2016-09-13 19:07:00
○ 2026-04-10 17:14:06
○ 2026-04-24 22:10:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nu	c.ns.nu, d.ns.nu, m.ns.nu, y.ns.nu...	-
isos.nu	ns1.loopia.se, ns2.loopia.se	-

✅ Authoritative Response

Server:93.188.0.20

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1170ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns2.loopia.se, ns1.loopia.se`
MX	2	`mailcluster.loopia.se (pri: 10), mail2.loopia.se (pri: 20)`
TXT	1	`v=spf1 include:spf.loopia.se ~all`
SOA	1	`ns1.loopia.se registry.loopia.se`

Analysis

Hierarchy

mail2.isos.nu has isos.nu as its parent.

Name Servers

Two name servers ns1.loopia.se and ns2.loopia.se are delegated to isos.nu.

isos.nu uses the same name server configuration as other domains, such as time2lunch.org, thaulow.net, valvoline.se, gbgff.se and jagassistanse.no.

isos.nu shares name servers with other domains at least partially, for instance shibari.at and xn--sprkresa-c0a.com.

Host names with two IPs:

ns1.loopia.se points to 2a02:250:ffff::20 and 93.188.0.20.

ns2.loopia.se points to 2a02:250:fffe::20 and 185.71.156.20.

Mail Servers

Two mail servers handle isos.nu: mail2.loopia.se and mailcluster.loopia.se.

isos.nu shares the same mail server setup as other domains, including bennelind.se, pellenilsson.com, omanovic.eu, tresvefiber.se and 48-7.se.

isos.nu shares mail servers with other domains at least in part, for instance 1webhotell.com, impois.net, accio.se, mitsem.org and nerde.se.