itcertkr.com - robtex.com
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itcertkr.com
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.netnstld@verisign-grs.com serial=1771291435 | ||||||
rank #107437 in the tld
📈 Tranco rank: #861,052
Up
pass4sure.itcertkr.com |
passleader.itcertkr.com |
Same first word
itcertkr.com |
Similar names
DNS History
17 records (7 active, 10 former)
●NScash.ns.cloudflare.com2015-12-23 → 2026-02-18 · 3 obs
● 2015-12-23 13:24:48
● 2026-02-18 07:53:10
○NSns1.he.net2015-08-20 → 2015-08-20 · 3 obs
○ 2015-12-23 13:24:48
○ 2026-02-18 07:53:10
○NSns2.he.net2015-08-20 → 2015-08-20 · 3 obs
○ 2015-12-23 13:24:48
○ 2026-02-18 07:53:10
○NSns3.he.net2015-08-20 → 2015-08-20 · 3 obs
○ 2015-12-23 13:24:48
○ 2026-02-18 07:53:10
○NSns4.he.net2015-08-20 → 2015-08-20 · 3 obs
○ 2015-12-23 13:24:48
○ 2026-02-18 07:53:10
○NSns5.he.net2015-08-20 → 2015-08-20 · 3 obs
○ 2015-12-23 13:24:48
○ 2026-02-18 07:53:10
●NSulla.ns.cloudflare.com2015-12-23 → 2026-02-18 · 3 obs
● 2015-12-23 13:24:48
● 2026-02-18 07:53:10
●MXmx.mail.ym.163.com2015-08-20 → 2026-02-18 · 2 obs
● 2026-02-18 07:53:10
●A104.21.50.1792026-02-18 → 2026-02-18 · 3 obs
● 2026-02-18 01:39:34
● 2026-02-18 07:53:10
○A104.24.102.2282015-12-23 → 2017-05-17 · 5 obs
● 2015-12-23 13:24:48
● 2017-05-17 17:49:24
○ 2026-02-18 01:39:34
○ 2026-02-18 07:53:10
○A104.24.103.2282015-12-23 → 2017-05-17 · 5 obs
● 2015-12-23 13:24:48
● 2017-05-17 17:49:24
○ 2026-02-18 01:39:34
○ 2026-02-18 07:53:10
●A172.67.164.1862026-02-18 → 2026-02-18 · 3 obs
● 2026-02-18 01:39:34
● 2026-02-18 07:53:10
○A2400:cb00:2048:1::6818:66e42016-12-06 → 2017-05-17 · 5 obs
● 2016-12-06 23:30:42
● 2017-05-17 17:49:24
○ 2026-02-18 01:39:34
○ 2026-02-18 07:53:10
○A2400:cb00:2048:1::6818:67e42016-12-06 → 2017-05-17 · 5 obs
● 2016-12-06 23:30:42
● 2017-05-17 17:49:24
○ 2026-02-18 01:39:34
○ 2026-02-18 07:53:10
●A2606:4700:3030::ac43:a4ba2026-02-18 → 2026-02-18 · 3 obs
● 2026-02-18 01:39:34
● 2026-02-18 07:53:10
●A2606:4700:3037::6815:32b32026-02-18 → 2026-02-18 · 3 obs
● 2026-02-18 01:39:34
● 2026-02-18 07:53:10
○A63.141.235.542015-08-20 → 2015-08-20 · 3 obs
○ 2015-12-23 13:24:48
○ 2026-02-18 07:53:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| itcertkr.com | ulla.ns.cloudflare.com, cash.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server: 108.162.193.81
NS records: ulla.ns.cloudflare.com, cash.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for itcertkr.com (unsigned zone)
⏱️ Timing
Total: 218ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.50.179, 172.67.164.186 |
| AAAA | 2 | 2606:4700:3030::ac43:a4ba, 2606:4700:3037::6815:32b3 |
| NS | 2 | cash.ns.cloudflare.com, ulla.ns.cloudflare.com |
| MX | 1 | mx.mail.ym.163.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.163.com ~all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | cash.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (ulla.ns.cloudflare.com, ulla.ns.cloudflare.com, ulla.ns.cloudflare.com...)
AI analysis
itcertkr.com is a parent of pass4sure.itcertkr.com and passleader.itcertkr.com.
Four IP numbers are pointed to by itcertkr.com: 2606:4700:3030::ac43:a4ba, 2606:4700:3037::6815:32b3, 104.21.50.179 and 172.67.164.186.
other host names including www.fenner.com.00da0000000ynoamac.live.siteforce.com.cdn.cloudflare.net, yaguanji.net, fcottenhoefen.de, www.voesemasas.com.br and capanjax.com share IP numbers with itcertkr.com.
itcertkr.com is delegated to two name servers cash.ns.cloudflare.com and ulla.ns.cloudflare.com.
itcertkr.com shares the same name server setup as other domains, for instance pass4suresvce.com, itexamdownload.com, test4engine.com, projectskillssolutions.com and briandumpsprep.com.
itcertkr.com at least partially shares name servers with other domains, for instance kmcdoe.org, ampureinc.com, kingmc.vn, thelionmagazine.com and irdconline.com.
these name servers are often used together with clay.ns.cloudflare.com, sreeni.ns.cloudflare.com, eugene.ns.cloudflare.com and jessica.ns.cloudflare.com.
Host names with six IP numbers:
Host name cash.ns.cloudflare.com points to: 2606:4700:58::adf5:3b51, 2803:f800:50::6ca2:c151, 2a06:98c1:50::ac40:2151, 108.162.193.81, 172.64.33.81 and 173.245.59.81.
Host name ulla.ns.cloudflare.com points to: 2606:4700:50::adf5:3ae9, 2803:f800:50::6ca2:c0e9, 2a06:98c1:50::ac40:20e9, 108.162.192.233, 172.64.32.233 and 173.245.58.233.
itcertkr.com is handled by a single mail server, mx.mail.ym.163.com.
itcertkr.com shares the same mail server setup as other domains, for instance bpit.cn, digibook.cn, efashionme.com, elxson.com and ntsusb.com.
itcertkr.com shares at least some mail servers with other domains, including xinyoufei.com, stk.me, chinatupai.com and grat.com.cn.
mx.mail.ym.163.com resolves to IP 111.124.200.35.