ctf2000.com - dns.ninja

`ctf2000.com`

DNSSEC	⚠️ Not signed
A	91.183.162.148^{🇧🇪 PROXIMUS-ISP-AS91.183.0.0/16 FIA-031}
		PTR	`148.162-183-91.adsl-static.isp.belgacom.be`
NS	`ns1.eurodns.com` ⭐
		A	2610:1c8:b002::107^{🇺🇸 AS233932610:1c8:b002::/48 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns1.eurodns.com`
		A	199.167.66.107^{🇺🇸 AS23393199.167.66.0/24 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns1.eurodns.com`
NS	`ns2.eurodns.com`
		A	2610:1c8:b001::107^{🇺🇸 AS233932610:1c8:b001::/48 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns2.eurodns.com`
		A	104.37.178.107^{🇺🇸 AS23393104.37.178.0/24 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns2.eurodns.com`
NS	`ns3.eurodns.com`
		A	2610:1c8:b002::108^{🇺🇸 AS233932610:1c8:b002::/48 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns3.eurodns.com`
		A	199.167.66.108^{🇺🇸 AS23393199.167.66.0/24 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns3.eurodns.com`
NS	`ns4.eurodns.com`
		A	2610:1c8:b001::108^{🇺🇸 AS233932610:1c8:b001::/48 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns4.eurodns.com`
		A	104.37.178.108^{🇺🇸 AS23393104.37.178.0/24 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns4.eurodns.com`
MX	`cluster8.eu.messagelabs.com` ⭐
		A	85.158.142.211^{🇬🇧 Google85.158.142.0/24 MessageLabs Limited Amsterdam Network Route}
			PTR	`mail835.messagelabs.com`
		A	85.158.142.216^{🇬🇧 Google85.158.142.0/24 MessageLabs Limited Amsterdam Network Route}
			PTR	`mail840.messagelabs.com`
		A	195.245.230.195^{🇬🇧 Google195.245.230.0/24 MessageLabs Ltd Frankfurt Network Route}
			PTR	`mail853.messagelabs.com`
		A	195.245.230.198^{🇬🇧 Google195.245.230.0/24 MessageLabs Ltd Frankfurt Network Route}
			PTR	`mail856.messagelabs.com`
		A	195.245.231.66^{🇬🇧 Google195.245.231.0/24 MessageLabs Limited Amsterdam Network Route}
			PTR	`mail871.messagelabs.com`
		A	195.245.231.71^{🇬🇧 Google195.245.231.0/24 MessageLabs Limited Amsterdam Network Route}
			PTR	`mail875.messagelabs.com`
MX	`cluster8a.eu.messagelabs.com`⁽²⁰⁾
		A	34.91.159.228^{🇳🇱 Google34.91.144.0/20}
			PTR	`228.159.91.34.bc.googleusercontent.com`
TXT	`MS=3BA21B843171F37A3D9AECFE6A0FE52C560AC926`
TXT	`pq71znrz2yrp75j2pct2y0kqf2wsfv18`
TXT	`v=spf1 ip4:91.183.162.146/32 include:spf.messagelabs.com ~all`
TXT	`MS=ms69293414`
SOA	`ns1.eurodns.com`hostmaster@eurodns.com 2025-09-29 #1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1785834272

WOT: UNKNOWN (68/100)

Subdomains

mail.ctf2000.com

Same first word

ctf2000.com.mx

ctf2000.com

DNS History

15 records (7 active, 8 former)

●NSns1.eurodns.com2026-03-13 → 2026-08-04 · 3 obs

○ 2017-06-28 00:05:40
● 2026-03-13 23:55:22
● 2026-08-04 09:16:22

○NSns1.skynet.be2015-07-16 → 2017-06-28 · 4 obs

● 2015-07-16 01:56:32
● 2017-06-28 00:05:40
○ 2026-03-13 23:55:22
○ 2026-08-04 09:16:22

●NSns2.eurodns.com2026-03-13 → 2026-08-04 · 3 obs

○ 2017-06-28 00:05:40
● 2026-03-13 23:55:22
● 2026-08-04 09:16:22

○NSns2.skynet.be2015-07-16 → 2017-06-28 · 4 obs

● 2015-07-16 01:56:32
● 2017-06-28 00:05:40
○ 2026-03-13 23:55:22
○ 2026-08-04 09:16:22

●NSns3.eurodns.com2026-03-13 → 2026-08-04 · 3 obs

○ 2017-06-28 00:05:40
● 2026-03-13 23:55:22
● 2026-08-04 09:16:22

○NSns3.skynet.be2015-07-16 → 2017-06-28 · 4 obs

● 2015-07-16 01:56:32
● 2017-06-28 00:05:40
○ 2026-03-13 23:55:22
○ 2026-08-04 09:16:22

●NSns4.eurodns.com2026-03-13 → 2026-08-04 · 3 obs

○ 2017-06-28 00:05:40
● 2026-03-13 23:55:22
● 2026-08-04 09:16:22

○NSns4.skynet.be2015-07-16 → 2017-06-28 · 4 obs

● 2015-07-16 01:56:32
● 2017-06-28 00:05:40
○ 2026-03-13 23:55:22
○ 2026-08-04 09:16:22

○MXcluster4.eu.messagelabs.com2015-07-16 → 2017-06-28 · 4 obs

● 2015-07-16 01:56:32
● 2017-06-28 00:05:40
○ 2026-03-13 23:55:22
○ 2026-08-04 09:16:22

○MXcluster4a.eu.messagelabs.com2015-07-16 → 2017-06-28 · 4 obs

● 2015-07-16 01:56:32
● 2017-06-28 00:05:40
○ 2026-03-13 23:55:22
○ 2026-08-04 09:16:22

●MXcluster8.eu.messagelabs.com2026-03-13 → 2026-08-04 · 3 obs

○ 2017-06-28 00:05:40
● 2026-03-13 23:55:22
● 2026-08-04 09:16:22

●MXcluster8a.eu.messagelabs.com2026-03-13 → 2026-08-04 · 3 obs

○ 2017-06-28 00:05:40
● 2026-03-13 23:55:22
● 2026-08-04 09:16:22

●A91.183.162.1482026-03-13 → 2026-08-04 · 3 obs

○ 2017-06-28 00:05:40
● 2026-03-13 23:55:22
● 2026-08-04 09:16:22

○A91.183.188.1532015-07-16 → 2015-07-16 · 3 obs

● 2015-07-16 01:56:32
○ 2015-11-15 05:50:50
○ 2026-08-04 09:16:22

○A91.183.189.1332015-11-15 → 2017-06-28 · 5 obs

○ 2015-07-16 01:56:32
● 2015-11-15 05:50:50
● 2017-06-28 00:05:40
○ 2026-03-13 23:55:22
○ 2026-08-04 09:16:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, d.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net...	-
ctf2000.com	ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com, ns4.eurodns.com	8 records

✅ Authoritative Response

Server:199.167.66.108

NS records: ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com, ns4.eurodns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctf2000.com (unsigned zone)

⏱️ Timing

Total: 194ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.183.162.148`
NS	4	`ns1.eurodns.com, ns2.eurodns.com...`
MX	2	`cluster8.eu.messagelabs.com (pri: 10), cluster8a.eu.messagelabs.com (pri: 20)`
TXT	4	`MS=3BA21B843171F37A3D9AECFE6A0FE52C560AC, pq71znrz2yrp75j2pct2y0kqf2wsfv18...`
SOA	1	`ns1.eurodns.com hostmaster.eurodns.com`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns1.eurodns.com, ns1.eurodns.com, ns2.eurodns.com...)

Analysis

Hierarchy

mail.ctf2000.com is a subdomain of ctf2000.com.

IP Addresses

ctf2000.com has exactly one IP address — 91.183.162.148.

Name Servers

Four name servers handle the delegation for ctf2000.com: ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and ns4.eurodns.com.

The name servers of ctf2000.com overlap at least partially with those of other domains — among them calgros.de, bargningskovde.se, igus.net and two more.

Each of the four hosts ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and ns4.eurodns.com has two IP addresses. ns1.eurodns.com points to 199.167.66.107 and 2610:1c8:b002::107. ns2.eurodns.com points to 104.37.178.107 and 2610:1c8:b001::107. ns3.eurodns.com points to 199.167.66.108 and 2610:1c8:b002::108. ns4.eurodns.com points to 104.37.178.108 and 2610:1c8:b001::108.

Mail Servers

ctf2000.com uses two mail servers, cluster8.eu.messagelabs.com and cluster8a.eu.messagelabs.com.

The mail server setup of ctf2000.com matches that of other domains such as startraining06.star.co.uk, masseyshop.com, rb-salzweg-thyrnau.de and two others.

At least some of the mail servers used by ctf2000.com are shared with other domains: bershka.com.lb, web8.at, reach-us.biz and two others among them.

These mail servers tend to be used in conjunction with the mail servers mail3.inditex.com.

Hosts with 6 IP addresses each:

Hostname cluster8.eu.messagelabs.com directs to 85.158.142.211, 85.158.142.216 and 195.245.230.195 along with 3 other IP addresses.

Host names resolving to a single IP address:

cluster8a.eu.messagelabs.com has the IP address 34.91.159.228.