hackoverflow.org - dns.ninja

`hackoverflow.org`

DNSSEC	⚠️ Not signed
A	76.76.21.21^{🇺🇸 Amazon76.76.21.0/24 EC2 Prefix}
A	76.76.21.98^{🇺🇸 Amazon76.76.21.0/24 EC2 Prefix}
NS	`ns59.domaincontrol.com` ⭐
		A	2603:5:2143::1f^{🇺🇸 GODADDY-DNS2603:5:2140::/44}
			PTR	`mns01.domaincontrol.com`
		A	97.74.100.31^{🇺🇸 GODADDY-DNS97.74.100.0/23}
			PTR	`ns59.domaincontrol.com`
NS	`ns60.domaincontrol.com`
		A	2603:5:2243::1f^{🇺🇸 GODADDY-DNS2603:5:2240::/44}
			PTR	`mns02.domaincontrol.com`
		A	173.201.68.31^{🇺🇸 GODADDY-DNS173.201.68.0/23}
			PTR	`ns60.domaincontrol.com`
MX	`mx1-us1.ppe-hosted.com` ⭐
		A	67.231.154.162^{🇺🇸 Proofpoint67.231.154.0/24 Inc.}
			PTR	`mx1-us1.ppe-hosted.com`
		A	148.163.129.50^{🇺🇸 AS13916148.163.129.0/24 Proofpoint Inc.}
			PTR	`mx1-us1.ppe-hosted.com`
MX	`mx2-us1.ppe-hosted.com`⁽²⁰⁾
		A	67.231.154.163^{🇺🇸 Proofpoint67.231.154.0/24 Inc.}
			PTR	`mx2-us1.ppe-hosted.com`
		A	148.163.129.51^{🇺🇸 AS13916148.163.129.0/24 Proofpoint Inc.}
			PTR	`mx2-us1.ppe-hosted.com`
TXT	`NETORGFT10126278.onmicrosoft.com`
TXT	`v=spf1 a:dispatch-us.ppe-hosted.com include:secureserver.net -all`
SOA	`ns59.domaincontrol.com`dns@jomax.net 2026-02-19 #20

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1780813986

Same first word

hackoverflow.org

hackoverflow.com

DNS History

15 records (6 active, 9 former)

○NSns.phx1.nearlyfreespeech.net2015-05-22 → 2016-03-14 · 4 obs

● 2015-05-22 15:30:40
● 2016-03-14 10:33:28
○ 2016-09-24 10:02:16
○ 2026-06-07 07:05:02

○NSns.phx3.nearlyfreespeech.net2015-05-22 → 2016-03-14 · 4 obs

● 2015-05-22 15:30:40
● 2016-03-14 10:33:28
○ 2016-09-24 10:02:16
○ 2026-06-07 07:05:02

○NSns.phx8.nearlyfreespeech.net2015-05-22 → 2016-03-14 · 4 obs

● 2015-05-22 15:30:40
● 2016-03-14 10:33:28
○ 2016-09-24 10:02:16
○ 2026-06-07 07:05:02

●NSns59.domaincontrol.com2026-05-06 → 2026-06-07 · 3 obs

○ 2016-09-24 10:02:16
● 2026-05-06 07:36:42
● 2026-06-07 07:05:02

●NSns60.domaincontrol.com2026-05-06 → 2026-06-07 · 3 obs

○ 2016-09-24 10:02:16
● 2026-05-06 07:36:42
● 2026-06-07 07:05:02

○MXmx-fwd-1.nearlyfreespeech.net2015-05-22 → 2016-03-14 · 4 obs

● 2015-05-22 15:30:40
● 2016-03-14 10:33:28
○ 2016-09-24 10:02:16
○ 2026-06-07 07:05:02

●MXmx1-us1.ppe-hosted.com2026-05-06 → 2026-06-07 · 3 obs

○ 2016-09-24 10:02:16
● 2026-05-06 07:36:42
● 2026-06-07 07:05:02

●MXmx2-us1.ppe-hosted.com2026-05-06 → 2026-06-07 · 3 obs

○ 2016-09-24 10:02:16
● 2026-05-06 07:36:42
● 2026-06-07 07:05:02

○A185.199.108.1532026-05-06 → 2026-06-07 · 2 obs

○ 2026-05-06 07:36:42
○ 2026-06-07 07:05:02

○A185.199.109.1532026-05-06 → 2026-06-07 · 2 obs

○ 2026-05-06 07:36:42
○ 2026-06-07 07:05:02

○A185.199.110.1532026-05-06 → 2026-06-07 · 2 obs

○ 2026-05-06 07:36:42
○ 2026-06-07 07:05:02

○A185.199.111.1532026-05-06 → 2026-06-07 · 2 obs

○ 2026-05-06 07:36:42
○ 2026-06-07 07:05:02

○A208.94.116.1632015-05-22 → 2016-03-14 · 4 obs

● 2015-05-22 15:30:40
● 2016-03-14 10:33:28
○ 2016-09-24 10:02:16
○ 2026-06-07 07:05:02

●A76.76.21.212026-05-06 → 2026-06-07 · 3 obs

○ 2016-09-24 10:02:16
● 2026-05-06 07:36:42
● 2026-06-07 07:05:02

●A76.76.21.982026-05-06 → 2026-06-07 · 3 obs

○ 2016-09-24 10:02:16
● 2026-05-06 07:36:42
● 2026-06-07 07:05:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org	-
hackoverflow.org	ns59.domaincontrol.com, ns60.domaincontrol.com	-

✅ Authoritative Response

Server:97.74.100.31

NS records: ns59.domaincontrol.com, ns60.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hackoverflow.org (unsigned zone)

⏱️ Timing

Total: 999ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.76.21.21, 76.76.21.98`
NS	2	`ns59.domaincontrol.com, ns60.domaincontrol.com`
MX	2	`mx1-us1.ppe-hosted.com (pri: 10), mx2-us1.ppe-hosted.com (pri: 20)`
TXT	2	`NETORGFT10126278.onmicrosoft.com, v=spf1 a:dispatch-us.ppe-hosted.com incl`
SOA	1	`ns59.domaincontrol.com dns.jomax.net`

Analysis

IP Addresses

hackoverflow.org points to two IP numbers: 76.76.21.21 and 76.76.21.98.

circledist.com, capturesales.com.au, shramin.com and two other host names share IP numbers with hackoverflow.org.

Name Servers

hackoverflow.org has two authoritative name servers — ns59.domaincontrol.com and ns60.domaincontrol.com.

hackoverflow.org uses the same name servers as several other domains — among them guiaastral.com, shaolinkultur.at, breakwatermotel.com and two more.

The name servers for hackoverflow.org overlap at least partially with those of other domains — for example dominiongolf.com.

Both ns59.domaincontrol.com and ns60.domaincontrol.com have two IP addresses each. ns59.domaincontrol.com resolves to 97.74.100.31 and 2603:5:2143::1f; ns60.domaincontrol.com resolves to 173.201.68.31 and 2603:5:2243::1f.

Mail Servers

Mail for hackoverflow.org is handled by two mail servers — mx1-us1.ppe-hosted.com and mx2-us1.ppe-hosted.com.

hackoverflow.org uses an identical mail server configuration to several other domains — among them lngglobal.com, realtyincorporated.com, premier-gear.com and two more.

The mail servers of hackoverflow.org overlap at least partially with those of other domains, including webmail.bcarc.org, itcservices.com and plainseg.com.

Both mx1-us1.ppe-hosted.com and mx2-us1.ppe-hosted.com have two IP addresses each. mx1-us1.ppe-hosted.com resolves to 67.231.154.162 and 148.163.129.50; mx2-us1.ppe-hosted.com resolves to 67.231.154.163 and 148.163.129.51.