hamstudy.org - dns.ninja

`hamstudy.org`

DNSSEC	⚠️ Not signed
A	2607:fa18:1000:20:44:40:48:40^{🇺🇸 XMISSION2607:fa18::/32 XMission}
A	44.40.48.40^{🇺🇸 XMISSION44.40.48.0/24 SIGNALSTUFF}
NS	`ns1.he.net` ⭐
		A	2001:470:100::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns1.he.net`
		A	216.218.130.2^{🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns1.he.net`
NS	`ns2.he.net`
		A	2001:470:200::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns2.he.net`
		A	216.218.131.2^{🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns2.he.net`
NS	`ns3.he.net`
		A	2001:470:300::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns3.he.net`
		A	216.218.132.2^{🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns3.he.net`
NS	`ns4.he.net`
		A	2001:470:400::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns4.he.net`
		A	216.66.1.2^{🇺🇸 HURRICANE216.66.0.0/19 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns4.he.net`
NS	`ns5.he.net`
		A	2001:470:500::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns5.he.net`
		A	216.66.80.18^{🇺🇸 HURRICANE216.66.80.0/20 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns5.he.net`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1d::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f26.1e100.net`
		A	172.253.115.26^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`google-site-verification=cvaRakf8AZFXcbmIMF8HT75LSPYIalk7XBsCGaUUBvI`
TXT	`google-site-verification=batzivvv7XTdx0C2ZwbCQaa7KwO0H1s8KX4-9nomvKo`
TXT	`v=spf1 include:_spf.google.com include:ve.tools -all`
SOA	`ns1.he.net`hostmaster@he.net 2026-07-10 #0

`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=1784469747

rank #120898 globally
rank #10988 in the tld
🔒 HSTS Preload (+subdomains)
WOT: SAFE (76/100)
📈 Tranco rank: #146,843

PTR for

40.48.40.44.in-addr.arpa

Subdomains

beta.hamstudy.org

test.hamstudy.org

www.hamstudy.org

Same first word

hamstudy.com

hamstudy.us

hamstudy.dev

hamstudy.org

DNS History

26 records (12 active, 14 former)

○NSelsa.ns.cloudflare.com2015-08-14 → 2015-12-18 · 4 obs

● 2015-08-14 19:48:10
● 2015-12-18 08:32:52
○ 2016-03-24 06:33:38
○ 2026-07-19 14:39:00

○NSgreg.ns.cloudflare.com2015-08-14 → 2015-12-18 · 4 obs

● 2015-08-14 19:48:10
● 2015-12-18 08:32:52
○ 2016-03-24 06:33:38
○ 2026-07-19 14:39:00

○NSns0.dnsmadeeasy.com2016-03-24 → 2017-05-08 · 5 obs

○ 2015-12-18 08:32:52
● 2016-03-24 06:33:38
● 2017-05-08 02:47:04
○ 2026-02-16 15:24:20
○ 2026-07-19 14:39:00

○NSns1.dnsmadeeasy.com2016-03-24 → 2017-05-08 · 5 obs

○ 2015-12-18 08:32:52
● 2016-03-24 06:33:38
● 2017-05-08 02:47:04
○ 2026-02-16 15:24:20
○ 2026-07-19 14:39:00

●NSns1.he.net2026-02-16 → 2026-07-19 · 3 obs

○ 2017-05-08 02:47:04
● 2026-02-16 15:24:20
● 2026-07-19 14:39:00

○NSns2.dnsmadeeasy.com2016-03-24 → 2017-05-08 · 5 obs

○ 2015-12-18 08:32:52
● 2016-03-24 06:33:38
● 2017-05-08 02:47:04
○ 2026-02-16 15:24:20
○ 2026-07-19 14:39:00

●NSns2.he.net2026-02-16 → 2026-07-19 · 3 obs

○ 2017-05-08 02:47:04
● 2026-02-16 15:24:20
● 2026-07-19 14:39:00

○NSns3.dnsmadeeasy.com2016-03-24 → 2017-05-08 · 5 obs

○ 2015-12-18 08:32:52
● 2016-03-24 06:33:38
● 2017-05-08 02:47:04
○ 2026-02-16 15:24:20
○ 2026-07-19 14:39:00

●NSns3.he.net2026-02-16 → 2026-07-19 · 3 obs

○ 2017-05-08 02:47:04
● 2026-02-16 15:24:20
● 2026-07-19 14:39:00

○NSns4.dnsmadeeasy.com2016-03-24 → 2017-05-08 · 5 obs

○ 2015-12-18 08:32:52
● 2016-03-24 06:33:38
● 2017-05-08 02:47:04
○ 2026-02-16 15:24:20
○ 2026-07-19 14:39:00

●NSns4.he.net2026-02-16 → 2026-07-19 · 3 obs

○ 2017-05-08 02:47:04
● 2026-02-16 15:24:20
● 2026-07-19 14:39:00

●NSns5.he.net2026-02-16 → 2026-07-19 · 3 obs

○ 2017-05-08 02:47:04
● 2026-02-16 15:24:20
● 2026-07-19 14:39:00

●MXalt1.aspmx.l.google.com2015-08-14 → 2026-07-19 · 2 obs

● 2015-08-14 19:48:10
● 2026-07-19 14:39:00

●MXalt2.aspmx.l.google.com2015-08-14 → 2026-07-19 · 2 obs

● 2015-08-14 19:48:10
● 2026-07-19 14:39:00

●MXalt3.aspmx.l.google.com2026-02-16 → 2026-07-19 · 3 obs

○ 2017-05-08 02:47:04
● 2026-02-16 15:24:20
● 2026-07-19 14:39:00

●MXalt4.aspmx.l.google.com2026-02-16 → 2026-07-19 · 3 obs

○ 2017-05-08 02:47:04
● 2026-02-16 15:24:20
● 2026-07-19 14:39:00

●MXaspmx.l.google.com2015-08-14 → 2026-07-19 · 2 obs

● 2015-08-14 19:48:10
● 2026-07-19 14:39:00

○MXaspmx2.googlemail.com2015-08-14 → 2017-05-08 · 4 obs

● 2015-08-14 19:48:10
● 2017-05-08 02:47:04
○ 2026-02-16 15:24:20
○ 2026-07-19 14:39:00

○MXaspmx3.googlemail.com2015-08-14 → 2017-05-08 · 4 obs

● 2015-08-14 19:48:10
● 2017-05-08 02:47:04
○ 2026-02-16 15:24:20
○ 2026-07-19 14:39:00

○MXaspmx4.googlemail.com2015-08-14 → 2017-05-08 · 4 obs

● 2015-08-14 19:48:10
● 2017-05-08 02:47:04
○ 2026-02-16 15:24:20
○ 2026-07-19 14:39:00

○MXaspmx5.googlemail.com2015-08-14 → 2017-05-08 · 4 obs

● 2015-08-14 19:48:10
● 2017-05-08 02:47:04
○ 2026-02-16 15:24:20
○ 2026-07-19 14:39:00

○A166.70.173.1532015-12-18 → 2016-03-24 · 5 obs

○ 2015-08-14 19:48:10
● 2015-12-18 08:32:52
● 2016-03-24 06:33:38
○ 2017-02-08 12:00:10
○ 2026-07-19 14:39:00

○A166.70.173.1572017-02-08 → 2017-05-08 · 5 obs

○ 2016-03-24 06:33:38
● 2017-02-08 12:00:10
● 2017-05-08 02:47:04
○ 2026-02-16 15:24:20
○ 2026-07-19 14:39:00

○A192.41.95.302015-08-14 → 2017-05-08 · 4 obs

● 2015-08-14 19:48:10
● 2017-05-08 02:47:04
○ 2026-02-16 15:24:20
○ 2026-07-19 14:39:00

●A2607:fa18:1000:20:44:40:48:402026-02-16 → 2026-07-19 · 3 obs

○ 2017-05-08 02:47:04
● 2026-02-16 15:24:20
● 2026-07-19 14:39:00

●A44.40.48.402026-02-16 → 2026-07-19 · 3 obs

○ 2017-05-08 02:47:04
● 2026-02-16 15:24:20
● 2026-07-19 14:39:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org	-
hamstudy.org	ns4.he.net, ns2.he.net, ns3.he.net, ns1.he.net...	-

✅ Authoritative Response

Server:216.218.130.2

NS records: ns4.he.net, ns2.he.net, ns3.he.net, ns1.he.net, ns5.he.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hamstudy.org (unsigned zone)

⏱️ Timing

Total: 1073ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`44.40.48.40`
AAAA	1	`2607:fa18:1000:20:44:40:48:40`
NS	5	`ns4.he.net, ns3.he.net...`
MX	5	`aspmx.l.google.com (pri: 1), alt4.aspmx.l.google.com (pri: 10)...`
TXT	3	`v=spf1 include:_spf.google.com include:v, google-site-verification=batzivvv7XTdx0C...`
SOA	1	`ns1.he.net hostmaster.he.net`

Analysis

Hierarchy

hamstudy.org sits above beta.hamstudy.org, test.hamstudy.org and www.hamstudy.org in the domain hierarchy.

IP Addresses

hamstudy.org points to the IP addresses 44.40.48.40 and 2607:fa18:1000:20:44:40:48:40

ham.study, for instance, is one of the other host names sharing IP numbers with hamstudy.org.

Name Servers

The authoritative name servers for hamstudy.org are ns1.he.net, ns2.he.net, ns3.he.net and two others.

There is at least partial name server overlap between hamstudy.org and other domains — 224-27.7.4.62.in-addr.arpa, awlogan.net, cartagena.com.co and two more among them.

These name servers frequently co-occur with the name servers ns4.he.net and ns5.he.net.

Hosts with two IP numbers each:

ns1.he.net directs traffic to 216.218.130.2 and 2001:470:100::2.

ns2.he.net directs traffic to 216.218.131.2 and 2001:470:200::2.

ns3.he.net directs traffic to 216.218.132.2 and 2001:470:300::2.

ns4.he.net directs traffic to 216.66.1.2 and 2001:470:400::2.

ns5.he.net directs traffic to 216.66.80.18 and 2001:470:500::2.

Mail Servers

hamstudy.org has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

hamstudy.org shares at least some of its mail servers with other domains — for example nextdigital.com.tw, susek.cz, ns500759.ns500758.ns500758.ns500736.ns500735.ns500736.ns500736.ns500708.ns500698.ns500619.ns500619.ns500652.ns500576.trackreceptor.com and two more.

It is common for these mail servers to co-occur with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com as mail servers.

Hosts with two IP numbers each:

aspmx.l.google.com directs traffic to 172.253.115.26 and 2607:f8b0:4004:c1d::1a.

alt1.aspmx.l.google.com directs traffic to 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com directs traffic to 172.253.116.27 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com directs traffic to 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com directs traffic to 172.253.157.27 and 2a00:1450:400c:c23::1b.