`dca.lu`

DNSSEC	⚠️ Not signed
A	89.149.207.70^{🇳🇱 LEASEWEB-NL-AMS-0189.149.192.0/20}
		PTR	`lp07.alfaservers.com`
NS	`ns1.alfaservers.com` ⭐ ⚠️ Not in parent delegation
		A	37.252.120.173^{🇳🇱 TILAA37.252.120.0/24 Routed by Tilaa}
			PTR	`vds-ns1.alfaservers.com`
NS	`ns1.proxydns.net` ⚠️ Not in zone NS records
		A	37.252.120.173^{🇳🇱 TILAA37.252.120.0/24 Routed by Tilaa}
			PTR	`vds-ns1.alfaservers.com`
NS	`ns2.alfaservers.com` ⚠️ Not in parent delegation
		A	37.252.122.135^{🇳🇱 TILAA37.252.120.0/21 Routed by Tilaa}
			PTR	`vds-ns2.alfaservers.com`
NS	`ns2.proxydns.net` ⚠️ Not in zone NS records
		A	37.252.122.135^{🇳🇱 TILAA37.252.120.0/21 Routed by Tilaa}
			PTR	`vds-ns2.alfaservers.com`
MX	`dca-lu.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::4^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::b^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbbpr03cu00103.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::b^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00103.inbound.protection.outlook.com`
		A	52.101.68.15^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db6pr03cu00107.inbound.protection.outlook.com`
		A	52.101.73.4^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am0pr83cu00404.inbound.protection.outlook.com`
		A	52.101.73.15^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
		A	52.101.73.28^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00204.inbound.protection.outlook.com`
TXT	`MS=ms55888838`
TXT	`v=spf1 include:spf.protection.outlook.com ip4:81.82.240.139 ip4:81.82.230.15 ...`
TXT	`MS=ms63964164`
SOA	`ns1.alfaservers.com`root@lp07.alfaservers.com 2026-04-05 #1

`lu`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.lu` ⭐
	NS	`g.dns.lu`
	NS	`i.dns.lu`
	NS	`j.dns.lu`
	NS	`k.dns.lu`
	NS	`p.dns.lu`
	TXT	`Exported: 2026-05-10 06:01:01`
	SOA	`ns1.dns.lu`noc@restena.lu serial=1778385673

⚠️ On DNS blocklist: tif

Previously MX for

dca.lu

Same first word

dca.kiev.ua

dca.kz

dca.com.mx

dca.ir

dca.design

dca.ch

dca.dev

dca.nl.eu.org

dca.foundation

dca.pl

dca.mc

dca.co.nz

dca.ae

dca.edu.au

dca.info

dca.es

dca.co

dca.center

dca.ru

dca.cn

dca.de

dca.cat

dca.cl

dca.net

dca.com

dca.org.cn

dca.co.uk

dca.sy

dca.com.tw

dca.eu

dca.dk

dca.cz

dca.com.au

dca.sk

dca.gov.uk

dca.asia

dca.wa.gov.au

dca.adv.br

dca.edu.vn

dca.edu.in

dca.at

dca.tw

dca.gob.gt

dca.rocks

dca.gr

dca.tv

dca.com.sg

dca.it

dca.lu

dca.org.uk

dca.us

dca.org.au

dca.org

dca.org.sa

dca.fr

dca.land

dca.be

dca.mx

dca.nl

dca.capital

dca.mobi

dca.tj

dca.church

dca.com.br

dca.com.uy

dca.com.pl

dca.biz

dca.fi

dca.sg

dca.pt

dca.tel

dca.co.id

dca.com.zm

dca.com.my

dca.build

dca.ca

dca.com.tr

dca.com.do

dca.me

Similar names

acd.parts

cda.kz

acd.in

acd.co.me

acd.eu

dac.co.uk

cda.academy

cad.fr

acd.ca

acd.bio

cda.ve.it

adc.com.ge

cda.com

dac.net.au

acd.idv.tw

adc.se

dac.sa

cda.care

cda.hu

dac.aero

acd.synology.me

cda.or.th

adc.info

cda.church

cda.de

acd.nl

adc.co.th

adc.coop

cad.es

acd.org.pk

cda.no

cad.dyndns-web.com

adc.org

dac.gov.za

cad.co

cad.edu.pl

cad.com.vn

dac.mx

cad.gp

acd.co.kr

dac.co.kr

adc.wtf

cad.exchange

cda.sn

adc.com.mx

adc.capital

acd.ie

dac.ru

cad.support

dac.marketing

adc.asia

cad.com.au

adc.ge

cad.io

adc.kz

cad.ge

dac.org.ar

adc.jo

dac.fund

acd.pl

cad.ro

dac.no

adc.us.com

cda.awsapps.com

adc.uk.com

adc.in

dac.mn

dac.golf

cda.com.au

cad.bg

adc.ne.jp

dac.global

cda.im

dac.tw

cad.cab

cda.tv

dac.se

cda.app

acd.com.au

cda.gr

cad.org.ec

acd.biz

adc.guru

cda.net

cad.tw

cad.engineer

adc.tw

dac.org

cad.com.mx

dac.rs

cda.at

cda.gov.co

adc.ms

acd.es

adc.agency

cad.org.za

adc.sg

adc.fo

dac.com.uy

acd.co.za

cda.nu

acd.org

cda.com.mx

cad.re

adc.hk

cda.financial

adc.net.sa

DNS History

9 records (6 active, 3 former)

●NSns1.alfaservers.com2015-05-16 → 2026-05-10 · 2 obs

● 2015-05-16 08:44:20
● 2026-05-10 05:12:04

●NSns1.proxydns.net2015-05-16 → 2026-05-10 · 6 obs

● 2015-05-16 08:44:20
● 2016-04-18 12:25:18
○ 2016-07-16 12:50:22
○ 2017-07-20 07:35:04
● 2026-05-06 17:53:52
● 2026-05-10 05:12:04

●NSns2.alfaservers.com2015-05-16 → 2026-05-10 · 2 obs

● 2015-05-16 08:44:20
● 2026-05-10 05:12:04

●NSns2.proxydns.net2026-05-06 → 2026-05-10 · 3 obs

○ 2017-07-20 07:35:04
● 2026-05-06 17:53:52
● 2026-05-10 05:12:04

●MXdca-lu.mail.protection.outlook.com2017-07-20 → 2026-05-10 · 3 obs

○ 2016-07-16 12:50:22
● 2017-07-20 07:35:04
● 2026-05-10 05:12:04

○MXdca.lu2015-05-16 → 2016-07-16 · 4 obs

● 2015-05-16 08:44:20
● 2016-07-16 12:50:22
○ 2017-07-20 07:35:04
○ 2026-05-10 05:12:04

○A85.17.185.572016-07-16 → 2017-07-20 · 5 obs

○ 2016-04-18 12:25:18
● 2016-07-16 12:50:22
● 2017-07-20 07:35:04
○ 2026-05-06 17:53:52
○ 2026-05-10 05:12:04

○A85.17.250.2012015-05-16 → 2016-04-18 · 4 obs

● 2015-05-16 08:44:20
● 2016-04-18 12:25:18
○ 2016-07-16 12:50:22
○ 2026-05-10 05:12:04

●A89.149.207.702026-05-06 → 2026-05-10 · 3 obs

○ 2017-07-20 07:35:04
● 2026-05-06 17:53:52
● 2026-05-10 05:12:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
lu	g.dns.lu, i.dns.lu, j.dns.lu, k.dns.lu...	-
dca.lu	ns1.proxydns.net, ns2.proxydns.net	-

✅ Authoritative Response

Server:37.252.120.173

NS records: ns1.proxydns.net, ns2.proxydns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dca.lu (unsigned zone)

⏱️ Timing

Total: 1145ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`89.149.207.70`
NS	2	`ns1.alfaservers.com, ns2.alfaservers.com`
MX	1	`dca-lu.mail.protection.outlook.com (pri:`
TXT	3	`MS=ms55888838, MS=ms63964164...`
SOA	1	`ns1.alfaservers.com root.lp07.alfaserver`

Analysis

IP Addresses

dca.lu points to IP number 89.149.207.70.

For instance, other host names deleur.eu, htforum.be, marvan.biz, woods.be and appelblauw.be share IP numbers with dca.lu.

Name Servers

dca.lu is delegated to four name servers: ns1.alfaservers.com, ns2.alfaservers.com, ns1.proxydns.net and ns2.proxydns.net.

dca.lu shares name servers with other domains at least partially, for example deslagvelden.nl, lijstjestijd.be, evaluatieplatform.be, sintniklaaskerk.be and delaparure.com.

These name servers are commonly used with the name servers ns3.thefasthosting.com and ns4.thefasthosting.com.

Host names sharing one IP address:

The host name ns1.alfaservers.com points to 37.252.120.173.

The host name ns2.alfaservers.com points to 37.252.122.135.

The host name ns1.proxydns.net points to 37.252.120.173.

The host name ns2.proxydns.net points to 37.252.122.135.

Host names pointing to 37.252.120.173: ns1.alfaservers.com and ns1.proxydns.net

Host names pointing to 37.252.122.135: ns2.alfaservers.com and ns2.proxydns.net

Mail Servers

dca.lu is handled by a single mail server, dca-lu.mail.protection.outlook.com.

Host name dca-lu.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::4, 2a01:111:f403:ca04::b, 2a01:111:f403:ca09::, 2a01:111:f403:ca09::b, 52.101.68.15, 52.101.73.4, 52.101.73.15 and 52.101.73.28.

dca.lu - robtex.com

dca.lu

lu