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=1781688045

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 → 2026-06-17 · 3 obs

○ 2017-06-28 00:05:40
● 2026-03-13 23:55:22
● 2026-06-17 09:50:40

○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
○ 2026-06-17 09:50:40

●NSns2.eurodns.com2026-03-13 → 2026-06-17 · 3 obs

○ 2017-06-28 00:05:40
● 2026-03-13 23:55:22
● 2026-06-17 09:50:40

○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
○ 2026-06-17 09:50:40

●NSns3.eurodns.com2026-03-13 → 2026-06-17 · 3 obs

○ 2017-06-28 00:05:40
● 2026-03-13 23:55:22
● 2026-06-17 09:50:40

○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
○ 2026-06-17 09:50:40

●NSns4.eurodns.com2026-03-13 → 2026-06-17 · 3 obs

○ 2017-06-28 00:05:40
● 2026-03-13 23:55:22
● 2026-06-17 09:50:40

○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
○ 2026-06-17 09:50:40

○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
○ 2026-06-17 09:50:40

○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
○ 2026-06-17 09:50:40

●MXcluster8.eu.messagelabs.com2026-03-13 → 2026-06-17 · 3 obs

○ 2017-06-28 00:05:40
● 2026-03-13 23:55:22
● 2026-06-17 09:50:40

●MXcluster8a.eu.messagelabs.com2026-03-13 → 2026-06-17 · 3 obs

○ 2017-06-28 00:05:40
● 2026-03-13 23:55:22
● 2026-06-17 09:50:40

●A91.183.162.1482026-03-13 → 2026-06-17 · 3 obs

○ 2017-06-28 00:05:40
● 2026-03-13 23:55:22
● 2026-06-17 09:50:40

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

● 2015-07-16 01:56:32
○ 2015-11-15 05:50:50
○ 2026-06-17 09:50:40

○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
○ 2026-06-17 09:50:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ctf2000.com	ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com, ns4.eurodns.com	8 records

✅ Authoritative Response

Server:104.37.178.108

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: 173ms | 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 test.johnson.ca, startraining06.star.co.uk, masseyshop.com 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.