`thinkjava.io`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:ae65^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:481e^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.72.30^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.174.101^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`andy.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b65^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`andy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c165^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`andy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2165^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`andy.ns.cloudflare.com`
		A	108.162.193.101^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`andy.ns.cloudflare.com`
		A	172.64.33.101^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`andy.ns.cloudflare.com`
		A	173.245.59.101^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`andy.ns.cloudflare.com`
NS	`uma.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a92^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uma.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c092^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`uma.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2092^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`uma.ns.cloudflare.com`
		A	108.162.192.146^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uma.ns.cloudflare.com`
		A	172.64.32.146^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uma.ns.cloudflare.com`
		A	173.245.58.146^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uma.ns.cloudflare.com`
MX	`mxa.mailgun.org` ⭐
		A	34.149.254.5^{🇺🇸 Google34.148.0.0/14}
			PTR	`5.254.149.34.bc.googleusercontent.com`
MX	`mxb.mailgun.org` ⭐
		A	34.149.254.5^{🇺🇸 Google34.148.0.0/14}
			PTR	`5.254.149.34.bc.googleusercontent.com`
TXT	`v=spf1 include:mailgun.org ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.72.30, 172.67.174.101
		IPv6 hints	2606:4700:3033::ac43:ae65, 2606:4700:3034::6815:481e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=177, name=cloudflare-ech.com
SOA	`andy.ns.cloudflare.com`dns@cloudflare.com serial=2405769689

`io`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.nic.io` ⭐
	NS	`a2.nic.io`
	NS	`b0.nic.io`
	NS	`c0.nic.io`
	SOA	`a0.nic.io`hostmaster@donuts.email serial=1783194627

Same first word

thinkjava.io

thinkjava.org

thinkjava.net

DNS History

16 records (8 active, 8 former)

●NSandy.ns.cloudflare.com2017-03-16 → 2026-07-04 · 2 obs

● 2017-03-16 14:21:46
● 2026-07-04 20:55:08

●NSuma.ns.cloudflare.com2017-03-16 → 2026-07-04 · 2 obs

● 2017-03-16 14:21:46
● 2026-07-04 20:55:08

●MXmxa.mailgun.org2017-03-16 → 2026-07-04 · 2 obs

● 2017-03-16 14:21:46
● 2026-07-04 20:55:08

●MXmxb.mailgun.org2017-03-16 → 2026-07-04 · 2 obs

● 2017-03-16 14:21:46
● 2026-07-04 20:55:08

●A104.21.72.302026-02-14 → 2026-07-04 · 3 obs

○ 2020-03-14 02:54:42
● 2026-02-14 23:19:46
● 2026-07-04 20:55:08

○A104.24.126.1942017-03-16 → 2020-03-14 · 4 obs

● 2017-03-16 14:21:46
● 2020-03-14 02:54:42
○ 2026-02-14 23:19:46
○ 2026-07-04 20:55:08

○A104.24.127.1942017-03-16 → 2020-03-14 · 4 obs

● 2017-03-16 14:21:46
● 2020-03-14 02:54:42
○ 2026-02-14 23:19:46
○ 2026-07-04 20:55:08

●A172.67.174.1012026-02-14 → 2026-07-04 · 3 obs

○ 2020-03-14 02:54:42
● 2026-02-14 23:19:46
● 2026-07-04 20:55:08

○A2400:cb00:2048:1::6818:7ec22017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 14:21:46
○ 2020-03-14 02:54:42
○ 2026-07-04 20:55:08

○A2400:cb00:2048:1::6818:7fc22017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 14:21:46
○ 2020-03-14 02:54:42
○ 2026-07-04 20:55:08

○A2606:4700:3031::6818:7fc22020-03-14 → 2020-03-14 · 4 obs

○ 2017-03-16 14:21:46
● 2020-03-14 02:54:42
○ 2026-02-14 23:19:46
○ 2026-07-04 20:55:08

○A2606:4700:3032::6815:481e2026-02-14 → 2026-06-14 · 5 obs

○ 2020-03-14 02:54:42
● 2026-02-14 23:19:46
● 2026-06-14 03:34:42
○ 2026-06-26 11:53:42
○ 2026-07-04 20:55:08

●A2606:4700:3033::ac43:ae652026-06-26 → 2026-07-04 · 3 obs

○ 2026-06-14 03:34:42
● 2026-06-26 11:53:42
● 2026-07-04 20:55:08

●A2606:4700:3034::6815:481e2026-06-26 → 2026-07-04 · 3 obs

○ 2026-06-14 03:34:42
● 2026-06-26 11:53:42
● 2026-07-04 20:55:08

○A2606:4700:3034::ac43:ae652026-02-14 → 2026-06-14 · 5 obs

○ 2020-03-14 02:54:42
● 2026-02-14 23:19:46
● 2026-06-14 03:34:42
○ 2026-06-26 11:53:42
○ 2026-07-04 20:55:08

○A2606:4700:3035::6818:7ec22020-03-14 → 2020-03-14 · 4 obs

○ 2017-03-16 14:21:46
● 2020-03-14 02:54:42
○ 2026-02-14 23:19:46
○ 2026-07-04 20:55:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io	-
thinkjava.io	uma.ns.cloudflare.com, andy.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.146

NS records: uma.ns.cloudflare.com, andy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thinkjava.io (unsigned zone)

⏱️ Timing

Total: 559ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.72.30, 172.67.174.101`
AAAA	2	`2606:4700:3033::ac43:ae65, 2606:4700:3034::6815:481e`
NS	2	`andy.ns.cloudflare.com, uma.ns.cloudflare.com`
MX	2	`mxa.mailgun.org (pri: 10), mxb.mailgun.org (pri: 10)`
TXT	1	`v=spf1 include:mailgun.org ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`andy.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

thinkjava.io directs to four IP numbers, which are 104.21.72.30, 172.67.174.101, 2606:4700:3033::ac43:ae65 and 2606:4700:3034::6815:481e.

Two other host names, along with bokepsubindo.me, reabsorbed-rapacious.click and idirtel.com, also share IP numbers with thinkjava.io.

Name Servers

Two name servers handle the delegation for thinkjava.io: andy.ns.cloudflare.com and uma.ns.cloudflare.com.

thinkjava.io shares its NS records with other domains, for example manoip.com, gudynas.lt, geraldbanks.com and two others.

The name servers of thinkjava.io overlap at least partially with those of other domains — among them futuresounds.in, qsamarine.com.sg, magicbartenerife.com and two more.

These name servers commonly appear in combination with the name servers zariyah.ns.cloudflare.com.

DNS names with 6 IP addresses:

andy.ns.cloudflare.com resolves to 108.162.193.101, 172.64.33.101 and 173.245.59.101 among others, with 3 other IP addresses in total.

uma.ns.cloudflare.com resolves to 108.162.192.146, 172.64.32.146 and 173.245.58.146 among others, with 3 other IP addresses in total.

Mail Servers

thinkjava.io is served by two mail servers, mxa.mailgun.org and mxb.mailgun.org.

Among the domains sharing a mail server setup with thinkjava.io are empoweredhealthtn.com, warwicksbestsummercamp.com, bometcounty.com and two others.

There is at least a partial MX overlap between thinkjava.io and other domains, including strengthsprofile.com, thecolumbusphotoboothcompany.com, portcityfcu.com and two others.

mxa.mailgun.org directs to 34.149.254.5, as does mxb.mailgun.org — both hostnames resolve to that one IP address.

mxa.mailgun.org along with mxb.mailgun.org each resolve to 34.149.254.5 IP addresses.

thinkjava.io - robtex.com

thinkjava.io

io

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`thinkjava.io`

`io`