certlearn.com - robtex.com
certlearn.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=1784189997 | ||||||
Same first word
certlearn.com |
certlearn.net |
Similar names
DNS History
17 records (8 active, 9 former)
○NSdns1.name-services.com2015-08-19 → 2017-04-20 · 4 obs
● 2017-04-20 16:37:16
○ 2026-06-30 01:24:46
○ 2026-07-16 08:42:40
○NSdns2.name-services.com2015-08-19 → 2017-04-20 · 4 obs
● 2017-04-20 16:37:16
○ 2026-06-30 01:24:46
○ 2026-07-16 08:42:40
○NSdns3.name-services.com2015-08-19 → 2017-04-20 · 4 obs
● 2017-04-20 16:37:16
○ 2026-06-30 01:24:46
○ 2026-07-16 08:42:40
○NSdns4.name-services.com2015-08-19 → 2017-04-20 · 4 obs
● 2017-04-20 16:37:16
○ 2026-06-30 01:24:46
○ 2026-07-16 08:42:40
○NSdns5.name-services.com2015-08-19 → 2017-04-20 · 4 obs
● 2017-04-20 16:37:16
○ 2026-06-30 01:24:46
○ 2026-07-16 08:42:40
●NSns1.namebrightdns.com2026-06-30 → 2026-07-16 · 3 obs
● 2026-06-30 01:24:46
● 2026-07-16 08:42:40
●NSns2.namebrightdns.com2026-06-30 → 2026-07-16 · 3 obs
● 2026-06-30 01:24:46
● 2026-07-16 08:42:40
●MXmail1.namebrightmail.com2026-06-30 → 2026-07-16 · 3 obs
● 2026-06-30 01:24:46
● 2026-07-16 08:42:40
●MXmail2.namebrightmail.com2026-06-30 → 2026-07-16 · 3 obs
● 2026-06-30 01:24:46
● 2026-07-16 08:42:40
○MXp.nsm.ctmail.com2015-08-19 → 2016-04-01 · 4 obs
● 2016-04-01 10:09:36
○ 2016-09-10 12:21:52
○ 2026-07-16 08:42:40
●A2600:1f18:4ae:c607:d1d9:565f:b122:bfdb2026-06-30 → 2026-07-16 · 3 obs
● 2026-06-30 01:24:46
● 2026-07-16 08:42:40
●A2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a2026-06-30 → 2026-07-16 · 3 obs
● 2026-06-30 01:24:46
● 2026-07-16 08:42:40
●A52.44.244.982026-06-30 → 2026-07-16 · 3 obs
● 2026-06-30 01:24:46
● 2026-07-16 08:42:40
●A54.165.131.1832026-06-30 → 2026-07-16 · 3 obs
● 2026-06-30 01:24:46
● 2026-07-16 08:42:40
○A64.74.223.112015-08-19 → 2015-08-19 · 3 obs
○ 2015-12-28 23:32:16
○ 2026-07-16 08:42:40
○A64.74.223.302015-08-19 → 2015-12-28 · 4 obs
● 2015-12-28 23:32:16
○ 2016-04-01 10:09:36
○ 2026-07-16 08:42:40
○A98.124.243.302016-04-01 → 2017-04-20 · 5 obs
● 2016-04-01 10:09:36
● 2017-04-20 16:37:16
○ 2026-06-30 01:24:46
○ 2026-07-16 08:42:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, b.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net... | - |
| certlearn.com | ns1.namebrightdns.com, ns2.namebrightdns.com | 8 records |
✅ Authoritative Response
Server:52.203.211.134
NS records: ns1.namebrightdns.com, ns2.namebrightdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for certlearn.com (unsigned zone)
⏱️ Timing
Total: 191ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 52.44.244.98, 54.165.131.183 |
| AAAA | 2 | 2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a, 2600:1f18:4ae:c607:d1d9:565f:b122:bfdb |
| NS | 2 | ns1.namebrightdns.com, ns2.namebrightdns.com |
| MX | 2 | mail2.namebrightmail.com (pri: 10), mail1.namebrightmail.com (pri: 10) |
| TXT | 2 | google-site-verification=YourUniqueGoogl, v=spf1 a:smtpout1.namebrightmail.com a:s |
| SOA | 1 | ns1.namebrightdns.com dns.namebright.com |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns1.namebrightdns.com, ns1.namebrightdns.com, ns1.namebrightdns.com...)
Analysis
IP Addresses
certlearn.com resolves to four IP addresses: 52.44.244.98, 54.165.131.183, 2600:1f18:4ae:c607:d1d9:565f:b122:bfdb and 2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a.
Two other host names, along with betterbellybug.com, music-asia.com and spinsale.com, also share IP numbers with certlearn.com.
Name Servers
certlearn.com has two authoritative name servers — ns1.namebrightdns.com and ns2.namebrightdns.com.
certlearn.com shares its NS records with other domains, for example siamsearch.com, moveboats.com, www-origin.injectionmoldconsulting.com and two others.
certlearn.com shares at least some of its name servers with other domains, including cspstore.com, servernoc.com, reelrecordings.com and two others.
These name servers are frequently seen alongside the name servers nsg1.namebrightdns.com, nsg2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.
Host names directing to five IP addresses:
ns1.namebrightdns.com has four IP addresses — 52.203.211.134, 52.204.81.90, 2600:1f18:683a:ae1a:6900:d1bd:7672:d0ca and two others.
Hostnames that map to three IP numbers:
ns2.namebrightdns.com resolves to 54.234.117.29, 54.243.19.140 and 2600:1f18:683a:ae1b:885d:9b52:c623:6fb9.
Mail Servers
certlearn.com is served by two mail servers, mail1.namebrightmail.com and mail2.namebrightmail.com.
Among the domains sharing a mail server setup with certlearn.com are echodomain.com, hrk-jp.com, ua(0x787878).com and two others.
mail1.namebrightmail.com and mail2.namebrightmail.com each resolve to one IP number: mail1.namebrightmail.com points to 66.35.35.26 and mail2.namebrightmail.com points to 66.35.35.28.