itheory.net - robtex.com
itheory.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 43.169.13.134🇸🇬 ACE-AS-AP43.169.13.0/24 ACE | ||||||
| A | 43.169.14.134🇸🇬 ACE-AS-AP43.169.14.0/24 ACE | ||||||
| NS | ns1.qeodns.com ⭐ | ||||||
| A | 162.14.19.178🇨🇳 TENCENT-NET-AP-CN162.14.16.0/22 CAT route object for TENCENT-NET-AP-CN | ||||||
| A | 162.14.44.44🇻🇳 ACE-AS-AP162.14.44.0/24 Tencent Cloud Computing (Beijing) Co., Ltd 309 West Zone, 3F. 49 Zhichun Road. Haidian District. | ||||||
| NS | ns2.qeodns.com | ||||||
| A | 162.14.19.178🇨🇳 TENCENT-NET-AP-CN162.14.16.0/22 CAT route object for TENCENT-NET-AP-CN | ||||||
| A | 162.14.46.46🇻🇳 ACE-AS-AP162.14.46.0/24 Tencent Cloud Computing (Beijing) Co., Ltd 309 West Zone, 3F. 49 Zhichun Road. Haidian District. | ||||||
| MX | mxbiz1.qq.com ⭐ | ||||||
| TXT | v=spf1 include:spf.mail.qq.com ~all | ||||||
| SOA | ns1.qeodns.comwebmaster@qeodns.com serial=2013084845 | ||||||
net
| 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.netnstld@verisign-grs.com serial=1790801519 | ||||||
Same first word
Similar names
Previous names
itheme.net |
ithemes.net |
ithemez.net |
itheming.net |
ithemis.net |
ithen.net |
ithena.net |
ithenalabs.net |
ithendyr.net |
ithenrik.net |
ithentic.net |
ithenticate.net |
itheo.net |
itheology.net |
itheone.net |
itheorize.net |
Next names
DNS History
18 records (5 active, 13 former)
●NSns1.qeodns.com2026-08-22 → 2026-09-30 · 3 obs
● 2026-08-22 01:33:36
● 2026-09-30 20:57:32
●NSns2.qeodns.com2026-08-22 → 2026-09-30 · 3 obs
● 2026-08-22 01:33:36
● 2026-09-30 20:57:32
○NSns4.wixdns.net2016-07-14 → 2017-03-23 · 5 obs
● 2016-07-14 15:04:02
● 2017-03-23 15:46:08
○ 2026-08-22 01:33:36
○ 2026-09-30 20:57:32
○NSns45.domaincontrol.com2015-07-17 → 2015-07-17 · 4 obs
● 2015-07-17 19:51:00
○ 2015-11-18 14:57:14
○ 2026-09-30 20:57:32
○NSns46.domaincontrol.com2015-07-17 → 2015-07-17 · 4 obs
● 2015-07-17 19:51:00
○ 2015-11-18 14:57:14
○ 2026-09-30 20:57:32
○NSns5.wixdns.net2016-07-14 → 2017-03-23 · 5 obs
● 2016-07-14 15:04:02
● 2017-03-23 15:46:08
○ 2026-08-22 01:33:36
○ 2026-09-30 20:57:32
○NSns83.worldnic.com2007-09-21 → 2007-09-21 · 3 obs
○ 2015-07-17 19:51:00
○ 2026-09-30 20:57:32
○NSns84.worldnic.com2007-09-21 → 2007-09-21 · 3 obs
○ 2015-07-17 19:51:00
○ 2026-09-30 20:57:32
○NSpark35.secureserver.net2007-09-21 → 2007-09-21 · 3 obs
○ 2015-07-17 19:51:00
○ 2026-09-30 20:57:32
○NSpark36.secureserver.net2007-09-21 → 2007-09-21 · 3 obs
○ 2015-07-17 19:51:00
○ 2026-09-30 20:57:32
○MXmailstore1.secureserver.net2007-09-21 → 2015-07-17 · 4 obs
● 2015-07-17 19:51:00
○ 2015-11-18 14:57:14
○ 2026-09-30 20:57:32
●MXmxbiz1.qq.com2026-08-22 → 2026-09-30 · 3 obs
● 2026-08-22 01:33:36
● 2026-09-30 20:57:32
○MXsmtp.secureserver.net2007-09-21 → 2015-07-17 · 4 obs
● 2015-07-17 19:51:00
○ 2015-11-18 14:57:14
○ 2026-09-30 20:57:32
○A23.236.62.1472016-07-14 → 2017-03-23 · 5 obs
● 2016-07-14 15:04:02
● 2017-03-23 15:46:08
○ 2026-08-22 01:33:36
○ 2026-09-30 20:57:32
●A43.169.13.1342026-08-22 → 2026-09-30 · 3 obs
● 2026-08-22 01:33:36
● 2026-09-30 20:57:32
●A43.169.14.1342026-08-22 → 2026-09-30 · 5 obs
● 2026-08-22 01:33:36
○ 2026-09-19 11:01:30
● 2026-09-26 14:34:20
● 2026-09-30 20:57:32
○A50.63.202.932015-07-17 → 2015-07-17 · 4 obs
● 2015-07-17 19:51:00
○ 2015-11-18 14:57:14
○ 2026-09-30 20:57:32
○A68.178.232.1002007-09-21 → 2007-09-21 · 3 obs
○ 2015-07-17 19:51:00
○ 2026-09-30 20:57:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | i.gtld-servers.net, g.gtld-servers.net, f.gtld-servers.net, k.gtld-servers.net... | - |
| itheory.net | ns1.qeodns.com, ns2.qeodns.com | - |
✅ Authoritative Response
Server:162.14.46.46
NS records: ns1.qeodns.com, ns2.qeodns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for itheory.net (unsigned zone)
⏱️ Timing
Total: 1131ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 43.169.13.134, 43.169.14.134 |
| NS | 2 | ns1.qeodns.com, ns2.qeodns.com |
| MX | 1 | mxbiz1.qq.com (pri: 5) |
| TXT | 1 | v=spf1 include:spf.mail.qq.com ~all |
| SOA | 1 | ns1.qeodns.com webmaster.qeodns.com |
Analysis
IP Addresses
itheory.net has two IP addresses: 43.169.13.134 and 43.169.14.134
i.insstudy.com.eo.dnse0.com, piastudy.com.eo.dnse0.com, yungong.online and two other host names share IP numbers with itheory.net.
Name Servers
itheory.net is delegated to two name servers: ns1.qeodns.com and ns2.qeodns.com.
itheory.net uses the same name servers as several other domains — among them sixc.cn, dahuiyuan.com, aiflowlink.top and two more.
The name servers of itheory.net overlap at least partially with those of other domains — among them fogcharm.com, xfegzs.com, 2409178.xyz and two more.
Both ns1.qeodns.com and ns2.qeodns.com have two IP addresses each. ns1.qeodns.com points to 162.14.19.178 and 162.14.44.44; ns2.qeodns.com points to 162.14.19.178 and 162.14.46.46.
ns1.qeodns.com and ns2.qeodns.com are host names that each point to 162.14.19.178 IP addresses.
Mail Servers
Mail for itheory.net is handled by a single mail server, mxbiz1.qq.com.
itheory.net uses an identical mail server configuration to several other domains — among them yyets.com.cn, ewvureb-tw.cfd, mmwhbo-tw.asia and two more.
itheory.net has at least partial mail server overlap with other domains such as koudaiyishi.com, yflhai.com, molcalx.com and two more.
This set of mail servers commonly appears together with the mail servers mxbiz2.qq.com.