`ladderchallenge.com`

DNSSEC	⚠️ Not signed
A	173.209.50.18^{🇨🇦 GTCOMM-36666173.209.32.0/19 Globotech Communications}
		PTR	`serv165.zenutech.com`
NS	`dns4.zenutech.com` ⭐
		A	173.209.58.130^{🇨🇦 GTCOMM-36666173.209.32.0/19 Globotech Communications}
			PTR	`dns4.zenutech.com`
NS	`dns5.zenutech.com`
		A	162.242.231.129^{🇺🇸 RACKSPACE-IAD162.242.224.0/19 Rackspace}
			PTR	`dns5.zenutech.com`
NS	`dns6.zenutech.com`
		A	67.215.4.251^{🇨🇦 GTCOMM-3666667.215.0.0/20 GloboTech Communications}
			PTR	`dns6.zenutech.com`
MX	`ladderchallenge.com` ⭐
		A	173.209.50.18^{🇨🇦 GTCOMM-36666173.209.32.0/19 Globotech Communications}
			PTR	`serv165.zenutech.com`
TXT	`v=spf1 ip4:173.209.50.18 +a +mx ~all`
SOA	`dns4.zenutech.com`support@zenutech.com 2026-02-26 #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=1776128457

MX for

ladderchallenge.com

Same first word

ladderchallenge.com

Similar names

challengeladder.net

DNS History

12 records (5 active, 7 former)

●NSdns4.zenutech.com2020-02-22 → 2026-04-14 · 3 obs

○ 2017-03-15 19:58:44
● 2020-02-22 09:00:26
● 2026-04-14 01:25:54

●NSdns5.zenutech.com2020-02-22 → 2026-04-14 · 3 obs

○ 2017-03-15 19:58:44
● 2020-02-22 09:00:26
● 2026-04-14 01:25:54

●NSdns6.zenutech.com2020-02-22 → 2026-04-14 · 3 obs

○ 2017-03-15 19:58:44
● 2020-02-22 09:00:26
● 2026-04-14 01:25:54

○NSns1.adnet-inc.net2015-08-09 → 2017-03-15 · 4 obs

● 2015-08-09 18:03:22
● 2017-03-15 19:58:44
○ 2020-02-22 09:00:26
○ 2026-04-14 01:25:54

○NSns5.dnsmadeeasy.com2015-08-09 → 2017-03-15 · 4 obs

● 2015-08-09 18:03:22
● 2017-03-15 19:58:44
○ 2020-02-22 09:00:26
○ 2026-04-14 01:25:54

○NSns6.dnsmadeeasy.com2015-08-09 → 2017-03-15 · 4 obs

● 2015-08-09 18:03:22
● 2017-03-15 19:58:44
○ 2020-02-22 09:00:26
○ 2026-04-14 01:25:54

○NSns7.dnsmadeeasy.com2015-08-09 → 2017-03-15 · 4 obs

● 2015-08-09 18:03:22
● 2017-03-15 19:58:44
○ 2020-02-22 09:00:26
○ 2026-04-14 01:25:54

○MXexchange.adnet-inc.net2015-08-09 → 2017-03-15 · 4 obs

● 2015-08-09 18:03:22
● 2017-03-15 19:58:44
○ 2020-02-22 09:00:26
○ 2026-04-14 01:25:54

●MXladderchallenge.com2020-02-22 → 2026-04-14 · 3 obs

○ 2017-03-15 19:58:44
● 2020-02-22 09:00:26
● 2026-04-14 01:25:54

●A173.209.50.182020-02-22 → 2026-04-14 · 3 obs

○ 2017-03-15 19:58:44
● 2020-02-22 09:00:26
● 2026-04-14 01:25:54

○A209.15.234.1312017-03-15 → 2017-03-15 · 4 obs

○ 2016-06-18 13:30:08
● 2017-03-15 19:58:44
○ 2020-02-22 09:00:26
○ 2026-04-14 01:25:54

○A216.176.54.752015-08-09 → 2016-06-18 · 4 obs

● 2015-08-09 18:03:22
● 2016-06-18 13:30:08
○ 2017-03-15 19:58:44
○ 2026-04-14 01:25:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, e.gtld-servers.net, k.gtld-servers.net, c.gtld-servers.net...	-
ladderchallenge.com	dns4.zenutech.com, dns5.zenutech.com, dns6.zenutech.com	3 records

✅ Authoritative Response

Server:173.209.58.130

NS records: dns4.zenutech.com, dns5.zenutech.com, dns6.zenutech.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ladderchallenge.com (unsigned zone)

⏱️ Timing

Total: 151ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`173.209.50.18`
NS	3	`dns4.zenutech.com, dns5.zenutech.com...`
MX	1	`ladderchallenge.com (pri: 0)`
TXT	1	`v=spf1 ip4:173.209.50.18 +a +mx ~all`
SOA	1	`dns4.zenutech.com support.zenutech.com`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (dns4.zenutech.com, dns5.zenutech.com, dns6.zenutech.com)

Analysis

Mail Server Role

ladderchallenge.com serves as the mail server for ladderchallenge.com.

IP Addresses

ladderchallenge.com points to a single IP address: 173.209.50.18.

Other host names such as hiddenkiller.ca, thinkasbestos.net, serv165.zenutech.com, worksafebc.net and worksafebc.tv share IP numbers with ladderchallenge.com.

Name Servers

ladderchallenge.com is delegated to three name servers: dns4.zenutech.com, dns5.zenutech.com and dns6.zenutech.com.

At least part of the name servers for ladderchallenge.com are shared with other domains, for instance aconcrete.ca, thelandscapemarket.com, mhmtm.com, pacificboychoiracademy.org and bsc-sbc.ca.

Host names with a single IP:

dns4.zenutech.com points to: 173.209.58.130

dns5.zenutech.com points to: 162.242.231.129

dns6.zenutech.com points to: 67.215.4.251

Mail Servers

Mail for ladderchallenge.com is handled by a single mail server, ladderchallenge.com.

Host ladderchallenge.com points to IP 173.209.50.18.

ladderchallenge.com - robtex.com