`notifications-slack.com`

DNSSEC	⚠️ Not signed
A	155.138.157.196^{🇨🇦 AS-VULTR155.138.128.0/19 Vultr Assigned Prefix}
		PTR	`155.138.157.196.vultrusercontent.com`
NS	`ns65.domaincontrol.com` ⭐
		A	2603:5:2164::2b^{🇺🇸 GODADDY-DNS2603:5:2160::/44}
			PTR	`ns65.domaincontrol.com`
		A	97.74.102.43^{🇺🇸 GODADDY-DNS97.74.102.0/23}
			PTR	`ns65.domaincontrol.com`
NS	`ns66.domaincontrol.com`
		A	2603:5:2264::2b^{🇺🇸 GODADDY-DNS2603:5:2260::/44}
			PTR	`ns66.domaincontrol.com`
		A	173.201.70.43^{🇺🇸 GODADDY-DNS173.201.70.0/23}
			PTR	`ns66.domaincontrol.com`
MX	`mail.notifications-slack.com` ⭐
		A	149.248.52.130^{🇨🇦 AS-VULTR149.248.48.0/20 Vultr Assigned Prefix}
			PTR	`mail.7765627365632e6361.email`
TXT	`v=spf1 mx a:mail.7765627365632e6361.email -all`
SOA	`ns65.domaincontrol.com`dns@jomax.net 2023-06-12 #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=1776200192

Subdomains

mail.notifications-slack.com

Same first word

notifications-slack.com

DNS History

8 records (4 active, 4 former)

○NSns1.digitalocean.com2018-08-11 → 2018-08-11 · 3 obs

● 2018-08-11 01:17:32
○ 2026-03-24 01:39:56
○ 2026-04-14 21:21:22

○NSns2.digitalocean.com2018-08-11 → 2018-08-11 · 3 obs

● 2018-08-11 01:17:32
○ 2026-03-24 01:39:56
○ 2026-04-14 21:21:22

○NSns3.digitalocean.com2018-08-11 → 2018-08-11 · 3 obs

● 2018-08-11 01:17:32
○ 2026-03-24 01:39:56
○ 2026-04-14 21:21:22

●NSns65.domaincontrol.com2026-03-24 → 2026-04-14 · 3 obs

○ 2018-08-11 01:17:32
● 2026-03-24 01:39:56
● 2026-04-14 21:21:22

●NSns66.domaincontrol.com2026-03-24 → 2026-04-14 · 3 obs

○ 2018-08-11 01:17:32
● 2026-03-24 01:39:56
● 2026-04-14 21:21:22

●MXmail.notifications-slack.com2026-03-24 → 2026-04-14 · 2 obs

● 2026-03-24 01:39:56
● 2026-04-14 21:21:22

●A155.138.157.1962026-03-24 → 2026-04-14 · 3 obs

○ 2018-08-11 01:17:32
● 2026-03-24 01:39:56
● 2026-04-14 21:21:22

○A162.243.143.502018-08-11 → 2018-08-11 · 3 obs

● 2018-08-11 01:17:32
○ 2026-03-24 01:39:56
○ 2026-04-14 21:21:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net...	-
notifications-slack.com	ns66.domaincontrol.com, ns65.domaincontrol.com	4 records

✅ Authoritative Response

Server:173.201.70.43

NS records: ns66.domaincontrol.com, ns65.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for notifications-slack.com (unsigned zone)

⏱️ Timing

Total: 185ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`155.138.157.196`
NS	2	`ns65.domaincontrol.com, ns66.domaincontrol.com`
MX	1	`mail.notifications-slack.com (pri: 3)`
TXT	1	`v=spf1 mx a:mail.7765627365632e6361.emai`
SOA	1	`ns65.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns66.domaincontrol.com, ns66.domaincontrol.com, ns65.domaincontrol.com...)

Analysis

Hierarchy

mail.notifications-slack.com is a child of notifications-slack.com.

IP Addresses

notifications-slack.com resolves to one IP number: 155.138.157.196.

Other host names, for example ca-1.cloud, share IP numbers with notifications-slack.com.

Name Servers

notifications-slack.com's delegation uses two name servers: ns65.domaincontrol.com and ns66.domaincontrol.com.

notifications-slack.com uses the same name server setup as other domains, such as gerbi.com.ar, themastercloser.com, corpuseventrentals.com, freeejob.com and repairmyblind.mobi.

Host names with two IPs:

ns65.domaincontrol.com points to 2603:5:2164::2b and 97.74.102.43

ns66.domaincontrol.com points to 2603:5:2264::2b and 173.201.70.43

Mail Servers

A single mail server handles notifications-slack.com, mail.notifications-slack.com.

Host name mail.notifications-slack.com resolves to a single IP: 149.248.52.130.

notifications-slack.com - robtex.com