`ontologystudio.com`

CNAME	`cn1-china-2.kututu.cc`
DNSSEC	⚠️ Not signed
A	31.57.33.222^{🇮🇷 KEYUBU31.57.33.0/24}
		PTR	`server.keyubu.com`
A	31.57.33.231^{🇮🇷 KEYUBU31.57.33.0/24}
A	31.57.33.248^{🇮🇷 KEYUBU31.57.33.0/24}

`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=1778727196

Same first word

ontologystudio.com

DNS History

19 records (3 active, 16 former)

○NSadmns1.hinet.net2015-12-02 → 2018-12-17 · 5 obs

○ 2015-08-01 09:32:38
● 2015-12-02 08:36:54
● 2018-12-17 21:35:20
○ 2026-02-26 05:33:48
○ 2026-05-14 03:06:44

○NSadmns2.hinet.net2015-12-02 → 2018-12-17 · 5 obs

○ 2015-08-01 09:32:38
● 2015-12-02 08:36:54
● 2018-12-17 21:35:20
○ 2026-02-26 05:33:48
○ 2026-05-14 03:06:44

○NSns.ontologystudio.com2015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 09:32:38
○ 2015-12-02 08:36:54
○ 2026-05-14 03:06:44

●NSns1.julydns.com2026-02-26 → 2026-05-14 · 3 obs

○ 2018-12-17 21:35:20
● 2026-02-26 05:33:48
● 2026-05-14 03:06:44

●NSns2.julydns.com2026-02-26 → 2026-05-14 · 3 obs

○ 2018-12-17 21:35:20
● 2026-02-26 05:33:48
● 2026-05-14 03:06:44

○MXalt1.aspmx.l.google.com2015-08-01 → 2018-12-17 · 4 obs

● 2015-08-01 09:32:38
● 2018-12-17 21:35:20
○ 2026-02-26 05:33:48
○ 2026-05-14 03:06:44

○MXalt2.aspmx.l.google.com2015-08-01 → 2018-12-17 · 4 obs

● 2015-08-01 09:32:38
● 2018-12-17 21:35:20
○ 2026-02-26 05:33:48
○ 2026-05-14 03:06:44

○MXalt3.aspmx.l.google.com2015-12-02 → 2018-12-17 · 5 obs

○ 2015-08-01 09:32:38
● 2015-12-02 08:36:54
● 2018-12-17 21:35:20
○ 2026-02-26 05:33:48
○ 2026-05-14 03:06:44

○MXalt4.aspmx.l.google.com2015-12-02 → 2018-12-17 · 5 obs

○ 2015-08-01 09:32:38
● 2015-12-02 08:36:54
● 2018-12-17 21:35:20
○ 2026-02-26 05:33:48
○ 2026-05-14 03:06:44

○MXaspmx.l.google.com2015-08-01 → 2018-12-17 · 4 obs

● 2015-08-01 09:32:38
● 2018-12-17 21:35:20
○ 2026-02-26 05:33:48
○ 2026-05-14 03:06:44

○MXaspmx2.googlemail.com2015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 09:32:38
○ 2015-12-02 08:36:54
○ 2026-05-14 03:06:44

○MXaspmx3.googlemail.com2015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 09:32:38
○ 2015-12-02 08:36:54
○ 2026-05-14 03:06:44

○MXmx.ontologystudio.com2015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 09:32:38
○ 2015-12-02 08:36:54
○ 2026-05-14 03:06:44

○A178.128.112.2492018-12-17 → 2018-12-17 · 4 obs

○ 2017-02-10 18:31:58
● 2018-12-17 21:35:20
○ 2026-02-26 05:33:48
○ 2026-05-14 03:06:44

○A203.66.65.552015-12-02 → 2016-03-09 · 5 obs

○ 2015-08-01 09:32:38
● 2015-12-02 08:36:54
● 2016-03-09 06:51:56
○ 2016-07-02 15:20:34
○ 2026-05-14 03:06:44

○A203.66.83.652016-07-02 → 2017-02-10 · 5 obs

○ 2016-03-09 06:51:56
● 2016-07-02 15:20:34
● 2017-02-10 18:31:58
○ 2018-12-17 21:35:20
○ 2026-05-14 03:06:44

○A60.251.59.322015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 09:32:38
○ 2015-12-02 08:36:54
○ 2026-05-14 03:06:44

●CNAMEcn1-china-2.kututu.cc2026-03-22 → 2026-05-14 · 3 obs

○ 2026-02-26 05:33:48
● 2026-03-22 12:59:04
● 2026-05-14 03:06:44

○CNAMEddd222222022.881812c.com2026-02-26 → 2026-02-26 · 3 obs

● 2026-02-26 05:33:48
○ 2026-03-22 12:59:04
○ 2026-05-14 03:06:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net, e.gtld-servers.net...	-
ontologystudio.com	ns1.julydns.com, ns2.julydns.com	2 records

✅ Authoritative Response

Server:162.159.48.223

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ontologystudio.com (unsigned zone)

⏱️ Timing

Total: 315ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.julydns.com, ns2.julydns.com`
CNAME	1	`cn1-china-2.kututu.cc`
SOA	1	`ns1.julydns.com master.jmdns.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.julydns.com, ns2.julydns.com)

Analysis

IP Addresses

ontologystudio.com points to three IPs: 31.57.33.222, 31.57.33.231 and 31.57.33.248.

Other host names, for instance cn1-china-2.kututu.cc, share IP numbers with ontologystudio.com.

ontologystudio.com - robtex.com