`opensource-guide.com`

DNSSEC	⚠️ Not signed
A	154.16.116.29^{🇺🇸 WHG-USE1154.16.116.0/24 ipxo}
NS	`ns1.opensource-guide.com` ⭐
		A	154.16.116.29^{🇺🇸 WHG-USE1154.16.116.0/24 ipxo}
NS	`ns2.opensource-guide.com`
		A	154.16.116.29^{🇺🇸 WHG-USE1154.16.116.0/24 ipxo}
NS	`ns3.opensource-guide.com` ⚠️ Not in parent delegation
		A	154.16.116.29^{🇺🇸 WHG-USE1154.16.116.0/24 ipxo}
MX	`opensource-guide.com` ⭐
		A	154.16.116.29^{🇺🇸 WHG-USE1154.16.116.0/24 ipxo}
TXT	`v=spf1 ip4:154.16.116.29 +a +mx +ip4:154.16.145.53 ~all`
SOA	`ns1.opensource-guide.com`root@cloud.opensource-guide.com 2026-03-20 #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=1777220936

📈 Tranco rank: #696,018

MX for

opensource-guide.com

Subdomains

ns1.opensource-guide.com

server.opensource-guide.com

ns3.opensource-guide.com

ns2.opensource-guide.com

Same first word

opensource-guide.com

DNS History

6 records (5 active, 1 former)

●NSns1.opensource-guide.com2015-08-05 → 2026-04-26 · 2 obs

● 2015-08-05 21:45:26
● 2026-04-26 16:38:32

●NSns2.opensource-guide.com2015-08-05 → 2026-04-26 · 2 obs

● 2015-08-05 21:45:26
● 2026-04-26 16:38:32

●NSns3.opensource-guide.com2026-03-07 → 2026-04-26 · 3 obs

○ 2015-08-05 21:45:26
● 2026-03-07 03:38:38
● 2026-04-26 16:38:32

●MXopensource-guide.com2015-08-05 → 2026-04-26 · 2 obs

● 2015-08-05 21:45:26
● 2026-04-26 16:38:32

●A154.16.116.292026-03-07 → 2026-04-26 · 3 obs

○ 2016-12-29 10:29:12
● 2026-03-07 03:38:38
● 2026-04-26 16:38:32

○A205.234.236.492015-08-05 → 2016-12-29 · 4 obs

● 2015-08-05 21:45:26
● 2016-12-29 10:29:12
○ 2026-03-07 03:38:38
○ 2026-04-26 16:38:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
opensource-guide.com	ns1.opensource-guide.com, ns2.opensource-guide.com	2 records

✅ Authoritative Response

Server:154.16.116.29

NS records: ns1.opensource-guide.com, ns2.opensource-guide.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opensource-guide.com (unsigned zone)

⏱️ Timing

Total: 209ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`154.16.116.29`
NS	3	`ns1.opensource-guide.com, ns2.opensource-guide.com...`
MX	1	`opensource-guide.com (pri: 0)`
TXT	1	`v=spf1 ip4:154.16.116.29 +a +mx +ip4:154`
SOA	1	`ns1.opensource-guide.com root.cloud.open`

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (ns1.opensource-guide.com, ns2.opensource-guide.com)

Analysis

Hierarchy

opensource-guide.com is a parent of ns1.opensource-guide.com, server.opensource-guide.com, ns3.opensource-guide.com and ns2.opensource-guide.com.

Mail Server Role

opensource-guide.com serves as the mail server for opensource-guide.com.

IP Addresses

opensource-guide.com points to an IP address: 154.16.116.29.

other host names include ns3.opensource-guide.com, ns2.opensource-guide.com, ns1.opensource-guide.com, scrivere.info and server.opensource-guide.com; they share IP numbers with opensource-guide.com.

Name Servers

opensource-guide.com is delegated to three name servers ns1.opensource-guide.com, ns2.opensource-guide.com and ns3.opensource-guide.com.

opensource-guide.com shares name servers with other domains at least partially, for instance ns3.opensource-guide.com, ns2.opensource-guide.com, ns1.opensource-guide.com and scrivere.info.

These name servers are commonly used alongside cloud.opensource-guide.com.

Host names with a single IP:

ns1.opensource-guide.com, ns2.opensource-guide.com and ns3.opensource-guide.com point to 154.16.116.29.

Mail Servers

opensource-guide.com is handled by a single mail server.

The host name opensource-guide.com points to IP 154.16.116.29.

opensource-guide.com - robtex.com