simac.lu - dns.ninja

simac.lu

DNSSEC⚠️ Not signed
A185.173.21.114🇳🇱 NL-BIT185.173.20.0/22
PTRcritical-python.sys.rootnet.io
NSns-1036.awsdns-01.org
A2600:9000:5304:c00::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront
PTRns-1036.awsdns-01.org
A205.251.196.12🇺🇸 Amazon205.251.196.0/24 prefix
PTRns-1036.awsdns-01.org
NSns-168.awsdns-21.com
A2600:9000:5300:a800::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront
PTRns-168.awsdns-21.com
A205.251.192.168🇺🇸 Amazon205.251.192.0/24 prefix
PTRns-168.awsdns-21.com
NSns-1699.awsdns-20.co.uk
A2600:9000:5306:a300::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront
PTRns-1699.awsdns-20.co.uk
A205.251.198.163🇺🇸 Amazon205.251.198.0/24 prefix
PTRns-1699.awsdns-20.co.uk
NSns-542.awsdns-03.net
A2600:9000:5302:1e00::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront
PTRns-542.awsdns-03.net
A205.251.194.30🇺🇸 Amazon205.251.194.0/24 prefix
PTRns-542.awsdns-03.net
MXmail.simac.lu
A18.157.55.237🇩🇪 Amazon18.156.0.0/14 EC2 FRA prefix
PTRmx1.simac.lu
TXTFjY-DtG-985
TXTMS=BCECAF3702FB2AECBE7E28EBDC34A3D58EC8901A
TXTMS=ms90682658
TXTMS=ms90863732
TXT_globalsign-domain-verification=cfJyTH_2HsoVdzI4dU_7L9wgd0eH0mVS8SOp0DJlI7
TXTapple-domain-verification=E1kjClRDMy4yXZuX
TXTcisco-ci-domain-verification=4f126e3166a95166d0b386a5cb0f9c817783401e6d98bfa7...
TXTv=spf1 ip4:88.207.202.238/32 ip4:18.157.55.237/32 ip4:15.237.13.45/32 ip4:3.1...
SOAns-1036.awsdns-01.orgawsdns-hostmaster@amazon.com serial=1

lu

DNSSEC🔒 Signed (DS record present)
NSns1.dns.lu
NSg.dns.lu
NSi.dns.lu
NSj.dns.lu
NSk.dns.lu
NSp.dns.lu
TXTExported: 2026-06-04 16:01:01
SOAns1.dns.lunoc@restena.lu serial=1780581672

Subdomains

Same first word

Similar names

DNS History

10 records (6 active, 4 former)

20162017201820192020202120222023202420252026NSns-1036.awsdns-01.orgns-168.awsdns-21.comns-1699.awsdns-20.co.ukns-542.awsdns-03.netns1.eurodns.comns2.eurodns.comMXmail.simac.lumail2.simac.luA185.173.21.11480.92.65.144
NSns-1036.awsdns-01.org2026-03-03 → 2026-06-04 · 3 obs
○ 2016-08-01 19:27:12
● 2026-03-03 07:47:54
● 2026-06-04 14:48:02
NSns-168.awsdns-21.com2026-03-03 → 2026-06-04 · 3 obs
○ 2016-08-01 19:27:12
● 2026-03-03 07:47:54
● 2026-06-04 14:48:02
NSns-1699.awsdns-20.co.uk2026-03-03 → 2026-06-04 · 3 obs
○ 2016-08-01 19:27:12
● 2026-03-03 07:47:54
● 2026-06-04 14:48:02
NSns-542.awsdns-03.net2026-03-03 → 2026-06-04 · 3 obs
○ 2016-08-01 19:27:12
● 2026-03-03 07:47:54
● 2026-06-04 14:48:02
NSns1.eurodns.com2015-06-19 → 2016-08-01 · 4 obs
● 2015-06-19 09:19:04
● 2016-08-01 19:27:12
○ 2026-03-03 07:47:54
○ 2026-06-04 14:48:02
NSns2.eurodns.com2015-06-19 → 2016-08-01 · 4 obs
● 2015-06-19 09:19:04
● 2016-08-01 19:27:12
○ 2026-03-03 07:47:54
○ 2026-06-04 14:48:02
MXmail.simac.lu2015-06-19 → 2026-06-04 · 2 obs
● 2015-06-19 09:19:04
● 2026-06-04 14:48:02
MXmail2.simac.lu2016-08-01 → 2016-08-01 · 4 obs
○ 2015-06-19 09:19:04
● 2016-08-01 19:27:12
○ 2026-03-03 07:47:54
○ 2026-06-04 14:48:02
A185.173.21.1142026-03-03 → 2026-06-04 · 3 obs
○ 2016-08-01 19:27:12
● 2026-03-03 07:47:54
● 2026-06-04 14:48:02
A80.92.65.1442015-06-19 → 2016-08-01 · 4 obs
● 2015-06-19 09:19:04
● 2016-08-01 19:27:12
○ 2026-03-03 07:47:54
○ 2026-06-04 14:48:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
luk.dns.lu, p.dns.lu, ns1.dns.lu, g.dns.lu...12 records
simac.luns-1036.awsdns-01.org, ns-168.awsdns-21.com, ns-542.awsdns-03.net, ns-1699.awsdns-20.co.uk-

✅ Authoritative Response

Server:205.251.196.12

NS records: ns-1036.awsdns-01.org, ns-168.awsdns-21.com, ns-542.awsdns-03.net, ns-1699.awsdns-20.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for simac.lu (unsigned zone)

⏱️ Timing

Total: 3308ms | Queries: -

📄 Records

TypeCountSample Data
A1185.173.21.114
NS4ns-1036.awsdns-01.org, ns-168.awsdns-21.com...
MX1mail.simac.lu (pri: 10)
TXT8FjY-DtG-985, MS=BCECAF3702FB2AECBE7E28EBDC34A3D58EC89...
SOA1ns-1036.awsdns-01.org awsdns-hostmaster.

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (ns1.dns.lu, p.dns.lu, k.dns.lu...)

Analysis

Hierarchy

The host names mail.simac.lu, mx1.simac.lu, www.simac.lu, support.simac.lu and mx2.simac.lu — among a few others — fall under the parent domain simac.lu.

IP Addresses

simac.lu directs to one IP number, which is 185.173.21.114.

Among the host names that share IP numbers with simac.lu are quadcore.nl, simacquadcore.nl, critical-python.sys.rootnet.io and two others.

Name Servers

simac.lu is served by 4 authoritative name servers: ns-168.awsdns-21.com, ns-542.awsdns-03.net, ns-1036.awsdns-01.org and ns-1699.awsdns-20.co.uk.

At least some of simac.lu's name servers are shared with other domains, for example mysugr.de, cherokee6.com, zenttranslate.com and two more.

Four hostnames, each resolving to a pair of IP addresses: ns-168.awsdns-21.com directs to 205.251.192.168 and 2600:9000:5300:a800::1; ns-542.awsdns-03.net directs to 205.251.194.30 and 2600:9000:5302:1e00::1; ns-1036.awsdns-01.org directs to 205.251.196.12 and 2600:9000:5304:c00::1; ns-1699.awsdns-20.co.uk directs to 205.251.198.163 and 2600:9000:5306:a300::1.

Mail Servers

simac.lu routes its mail through a single mail server, mail.simac.lu.

mail.simac.lu directs to just one IP number, 18.157.55.237.