`openproblems.net`

DNSSEC	⚠️ Not signed
A	52.146.93.61^{🇺🇸 Microsoft52.146.0.0/15 MICROSOFT}
		PTR	`cpanel325.turbify.biz`
NS	`ns1.turbify.com` ⭐
		A	34.195.51.6^{🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix}
			PTR	`ec2-34-195-51-6.compute-1.amazonaws.com`
		A	34.227.186.2^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}
			PTR	`ec2-34-227-186-2.compute-1.amazonaws.com`
NS	`ns2.turbify.com`
		A	52.3.46.62^{🇺🇸 Amazon52.2.0.0/15 EC2 IAD prefix}
			PTR	`ec2-52-3-46-62.compute-1.amazonaws.com`
		A	52.73.255.93^{🇺🇸 Amazon52.72.0.0/15 EC2 IAD prefix}
			PTR	`ec2-52-73-255-93.compute-1.amazonaws.com`
MX	`mx-biz.mail.am0.yahoodns.net`⁽³⁰⁾
		A	67.195.204.83^{🇺🇸 Yahoo67.195.204.0/24 Verizon Media BF1}
			PTR	`mtaproxy1.biz.mail.vip.bf1.yahoo.com`
		A	67.195.228.75^{🇺🇸 Yahoo67.195.228.0/24 Verizon Media GQ1}
			PTR	`mtaproxy1.biz.mail.vip.gq1.yahoo.com`
SOA	`ns1.turbify.com`webmaster@turbify.com 2025-08-06 #1

`net`

	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=1771291465

WOT: UNKNOWN (60/100)

Same first word

openproblems.net

DNS History

8 records (4 active, 4 former)

○NShidden-master.yahoo.com2015-08-17 → 2017-04-24 · 4 obs

● 2015-08-17 20:02:14
● 2017-04-24 14:43:24
○ 2026-03-08 04:33:26
○ 2026-03-23 17:41:34

●NSns1.turbify.com2026-03-08 → 2026-03-23 · 3 obs

○ 2017-04-24 14:43:24
● 2026-03-08 04:33:26
● 2026-03-23 17:41:34

●NSns2.turbify.com2026-03-08 → 2026-03-23 · 3 obs

○ 2017-04-24 14:43:24
● 2026-03-08 04:33:26
● 2026-03-23 17:41:34

○NSyns1.yahoo.com2015-08-17 → 2017-04-24 · 4 obs

● 2015-08-17 20:02:14
● 2017-04-24 14:43:24
○ 2026-03-08 04:33:26
○ 2026-03-23 17:41:34

○NSyns2.yahoo.com2015-08-17 → 2017-04-24 · 4 obs

● 2015-08-17 20:02:14
● 2017-04-24 14:43:24
○ 2026-03-08 04:33:26
○ 2026-03-23 17:41:34

●MXmx-biz.mail.am0.yahoodns.net2015-08-17 → 2026-03-23 · 2 obs

● 2015-08-17 20:02:14
● 2026-03-23 17:41:34

●A52.146.93.612026-03-08 → 2026-03-23 · 3 obs

○ 2017-04-24 14:43:24
● 2026-03-08 04:33:26
● 2026-03-23 17:41:34

○A67.195.61.462015-08-17 → 2017-04-24 · 4 obs

● 2015-08-17 20:02:14
● 2017-04-24 14:43:24
○ 2026-03-08 04:33:26
○ 2026-03-23 17:41:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
openproblems.net	ns1.turbify.com, ns2.turbify.com	-

✅ Authoritative Response

Server:52.3.46.62

NS records: ns1.turbify.com, ns2.turbify.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for openproblems.net (unsigned zone)

⏱️ Timing

Total: 251ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`52.146.93.61`
NS	2	`ns2.turbify.com, ns1.turbify.com`
MX	2	`mx-biz.mail.am0.yahoodns.net (pri: 20), mx-biz.mail.am0.yahoodns.net (pri: 30)`
SOA	1	`ns1.turbify.com webmaster.turbify.com`

Analysis

IP Addresses

openproblems.net points to a single IP number: 52.146.93.61.

Other host names, for instance ryanhanlonelectric.com, spokensprocket.com, pdindia.com, tridenttransportgroup.com and redironinstall.com share IP numbers with openproblems.net.

Name Servers

openproblems.net is delegated to two name servers: ns1.turbify.com and ns2.turbify.com.

openproblems.net uses the same name server setup as other domains, for instance derekhartley.com, barrettbaxter.com, mailboxpaintingdirect.com, imcatl.com and blacksalonsearch.com.

openproblems.net shares name servers with other domains at least partially, for instance gscindia.com, amkoinc.com, ari.com, zixel.com and sandersservices.biz.

these name servers are commonly used together with yns1.yahoo.com and yns2.yahoo.com.

Host names with two IP numbers:

The host ns1.turbify.com points to 34.195.51.6 and 34.227.186.2.

The host ns2.turbify.com points to 52.3.46.62 and 52.73.255.93.

Mail Servers

The mail server for openproblems.net is mx-biz.mail.am0.yahoodns.net.

openproblems.net shares the same mail server setup as other domains, including shonpyusa.com, sheldonspencer.com, tvnrg.com, pjgassociates.net and gorditosfreshmex.com.

openproblems.net shares some mail servers with other domains, including hopkinsmail.com, vatmex.com, episite.net, thehappinessofpursuit.com and wilsonconcreteinc.com.

Host name mx-biz.mail.am0.yahoodns.net resolves to two IPs: 67.195.204.83 and 67.195.228.75.

openproblems.net - robtex.com