`sjtu.org`

DNSSEC	⚠️ Not signed
A	3.33.251.168^{🇺🇸 Amazon3.33.240.0/20}
		PTR	`aec037177372cc6cd.awsglobalaccelerator.com`
A	15.197.225.128^{🇺🇸 Amazon15.197.224.0/20}
NS	`ns65.domaincontrol.com` ⭐
		A	2603:5:2164::2b^{🇺🇸 GODADDY-DNS2603:5:2160::/44}
			PTR	`ns65.domaincontrol.com`
		A	97.74.102.43^{🇺🇸 GODADDY-DNS97.74.102.0/23}
			PTR	`ns65.domaincontrol.com`
NS	`ns66.domaincontrol.com`
		A	2603:5:2264::2b^{🇺🇸 GODADDY-DNS2603:5:2260::/44}
			PTR	`ns66.domaincontrol.com`
		A	173.201.70.43^{🇺🇸 GODADDY-DNS173.201.70.0/23}
			PTR	`ns66.domaincontrol.com`
MX	`1031690108.mail.outlook.com` ⭐
		A	2a01:111:f403:c91d::a^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-co1pr21cu00202.inbound.protection.outlook.com`
		A	2a01:111:f403:c922::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl0pr03cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:f804::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-co1pr05cu00402.inbound.protection.outlook.com`
		A	2a01:111:f403:f90c::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sn1pr03cu00100.inbound.protection.outlook.com`
		A	52.101.9.5^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mn2pr04cu00205.inbound.protection.outlook.com`
		A	52.101.10.8^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn1pr04cu00100.inbound.protection.outlook.com`
		A	52.101.41.56^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj0pr21cu00100.inbound.protection.outlook.com`
		A	52.101.50.13^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mw2pr02cu00605.inbound.protection.outlook.com`
SOA	`ns65.domaincontrol.com`dns@jomax.net 2026-06-17 #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=1784501109

WOT: SAFE (61/100)

Same first word

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DNS History

8 records (5 active, 3 former)

○NSdns.bizcn.com2015-06-27 → 2019-12-23 · 4 obs

● 2015-06-27 17:46:28
● 2019-12-23 23:19:00
○ 2026-05-25 11:06:40
○ 2026-07-19 22:57:28

○NSdns.cnmsn.net2015-06-27 → 2016-12-27 · 4 obs

● 2015-06-27 17:46:28
● 2016-12-27 18:35:28
○ 2026-05-25 11:06:40
○ 2026-07-19 22:57:28

●NSns65.domaincontrol.com2026-05-25 → 2026-07-19 · 3 obs

○ 2019-12-23 23:19:00
● 2026-05-25 11:06:40
● 2026-07-19 22:57:28

●NSns66.domaincontrol.com2026-05-25 → 2026-07-19 · 3 obs

○ 2019-12-23 23:19:00
● 2026-05-25 11:06:40
● 2026-07-19 22:57:28

●MX1031690108.mail.outlook.com2015-06-27 → 2026-07-19 · 2 obs

● 2015-06-27 17:46:28
● 2026-07-19 22:57:28

●A15.197.225.1282026-05-25 → 2026-07-19 · 3 obs

○ 2016-12-27 18:35:28
● 2026-05-25 11:06:40
● 2026-07-19 22:57:28

○A202.120.63.1562015-06-27 → 2016-12-27 · 4 obs

● 2015-06-27 17:46:28
● 2016-12-27 18:35:28
○ 2026-05-25 11:06:40
○ 2026-07-19 22:57:28

●A3.33.251.1682026-05-25 → 2026-07-19 · 3 obs

○ 2016-12-27 18:35:28
● 2026-05-25 11:06:40
● 2026-07-19 22:57:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
sjtu.org	ns65.domaincontrol.com, ns66.domaincontrol.com	-

✅ Authoritative Response

Server:97.74.102.43

NS records: ns65.domaincontrol.com, ns66.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sjtu.org (unsigned zone)

⏱️ Timing

Total: 2274ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`15.197.225.128, 3.33.251.168`
NS	2	`ns65.domaincontrol.com, ns66.domaincontrol.com`
MX	1	`1031690108.mail.outlook.com (pri: 10)`
SOA	1	`ns65.domaincontrol.com dns.jomax.net`

Analysis

IP Addresses

sjtu.org has two IP addresses: 3.33.251.168 and 15.197.225.128

Among the host names that share IP numbers with sjtu.org are qsssolutions.com, wfblackwell.com, thermal-x.com and two others.

Name Servers

Two name servers handle the delegation for sjtu.org: ns65.domaincontrol.com and ns66.domaincontrol.com.

sjtu.org has the same name server delegation as a number of other domains, such as 132696.com, bendfallfest.com, husbandprep.com and two more.

ns65.domaincontrol.com and ns66.domaincontrol.com both carry two IP addresses. The A records for ns65.domaincontrol.com are 97.74.102.43 and 2603:5:2164::2b; the A records for ns66.domaincontrol.com are 173.201.70.43 and 2603:5:2264::2b.

Mail Servers

sjtu.org routes its mail through a single mail server, 1031690108.mail.outlook.com.

1031690108.mail.outlook.com directs to 8 IP numbers, including 52.101.9.5, 52.101.10.8 and 52.101.41.56, along with 5 other.

sjtu.org - robtex.com

sjtu.org

org