`colo.smsmicrosystems.com`

DNSSEC	⚠️ Not signed
MX	`smtp.rzone.de` ⭐
		A	2a01:238:20a:202:50f0::2097^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
			PTR	`smtp.rzone.de`
		A	81.169.145.98^{🇩🇪 STRATO81.169.144.0/22 AG}
			PTR	`smtp.rzone.de`

`smsmicrosystems.com`

	DNSSEC	⚠️ Not signed
	A	2a01:238:20a:202:1081::^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
	A	81.169.145.81^{🇩🇪 STRATO81.169.144.0/22 AG}
	NS	`shades01.rzone.de` ⭐
	NS	`docks15.rzone.de`
	MX	`smsmicrosystems-com.mail.protection.outlook.com` ⭐
	MX	`filter02.mx-relay.com`⁽²⁰⁾
	MX	`relay.rzone.de`⁽¹⁰⁰⁾
	TXT	`v=spf1 include:spf.protection.outlook.com -all`
	TXT	`MS=ms40615511`
	SOA	`shades01.rzone.de`hostmaster@strato-rz.de 2020-05-08 #61

Subdomains

ip1.colo.smsmicrosystems.com

Same first word

colo.us

colo.chat

colo.fm

colo.asia

colo.my

colo.ru

colo.cz

colo.pl

colo.su

colo.solutions

colo.com.au

colo.one

colo.tw

colo.si

colo.ca

colo.network

colo.info

colo.sh

colo.cx

colo.nl

colo.tech

colo.com.ar

colo.co.uk

colo.be

colo.run

colo.eu.com

colo.org

colo.lib.ia.us

colo.it

colo.co.kr

colo.net

colo.vn

colo.com

colo.lv

colo.co.id

colo.co.nz

colo.bio

colo.to

colo.do

colo.de

colo.ch

colo.hu

colo.se

colo.me

colo.myftp.org

colo.fr

colo.support

colo.bg

colo.dk

colo.red

colo.rs

colo.cat

colo.in.th

colo.co

colo.lu

colo.dp.ua

colo.io

colo.int.ru

colo.quest

colo.ro

colo.ws

colo.at

Similar names

loco.io

cool.org.in

cool.amsterdam

loco.com

loco.direct

loco.ltd

cool.money

loco.pizza

loco.co

loco.in.ua

cool.sh

cool.uz

loco.in

cool.se

cool.ms

cool.black

cool.city

cool.my

cool.mb.ca

looc.me

loco.com.ua

cool.asia

cool.at

loco.me

loco.one

cool.fi

loco.be

cool.hr

loco.cz

cool.org

cool.directory

cool.red

cool.kz

cool.school

cool.lc

oocl.org.ua

ocol.com.mx

loco.cafe

cool.club

cool.com.mt

loco.red

cloo.se

loco.hu

cool.net.nz

loco.bike

loco.bet

olco.nl

cool.plus

cool.solar

loco.life

olco.co.za

oocl.com

loco.fr

ocol.de

cloo.mobi

cloo.it

cool.im

cool.dog

cool.in.ua

looc.es

cloo.nl

ocol.us

cool.io

cool.promo

cloo.de

ocol.org

olco.shop

loco.chat

oocl.cn

cool.industries

cloo.me

looc.co

cloo.com

cool.pl

loco.ru

looc.md

loco.style

DNS History

1 record (1 active, 0 former)

●MXsmtp.rzone.de2026-03-26 → 2026-03-26 · 2 obs

● 2026-03-26 01:11:12
● 2026-03-26 01:11:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
smsmicrosystems.com	shades01.rzone.de, docks15.rzone.de	-

✅ Authoritative Response

Server:185.132.34.128

NS records: shades01.rzone.de, docks15.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for smsmicrosystems.com (unsigned zone)

⏱️ Timing

Total: 1318ms | Queries: -

📄 Records

Type	Count	Sample Data
MX	1	`smtp.rzone.de (pri: 5)`

Analysis

Hierarchy

colo.smsmicrosystems.com is a parent of ip1.colo.smsmicrosystems.com.

Mail Servers

colo.smsmicrosystems.com is handled by a single mail server, smtp.rzone.de.

colo.smsmicrosystems.com uses the same mail server configuration as other domains, such as planocero.com, in2thefuture.co.uk, ns1.hogelandeducatief.nl, globalite.fr and ns11.agencebuzz.com.

colo.smsmicrosystems.com shares mail servers with other domains, at least partially, for instance bloknet.net and bezorgland.nl.

smtp.rzone.de resolves to two IP numbers: 2a01:238:20a:202:50f0::2097 and 81.169.145.98.

colo.smsmicrosystems.com - robtex.com