learndc.com - robtex.com
learndc.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=1774467772 | ||||||
Previously NS for
learndc.com |
Subdomains
us-smtp-inbound-2.learndc.com |
Same first word
learndc.com |
Similar names
DNS History
20 records (7 active, 13 former)
○NSlearndc.com2016-06-22 → 2016-06-22 · 3 obs
○ 2017-03-20 03:43:04
○ 2026-03-25 20:01:42
○NSns1.expiereddnsmanager.com2016-06-22 → 2016-06-22 · 3 obs
○ 2017-03-20 03:43:04
○ 2026-03-25 20:01:42
●NSns1.namebrightdns.com2026-02-19 → 2026-03-25 · 3 obs
● 2026-02-19 19:20:06
● 2026-03-25 20:01:42
○NSns1626.ztomy.com2017-06-30 → 2017-08-28 · 5 obs
● 2017-06-30 03:27:10
● 2017-08-28 12:41:16
○ 2026-02-19 19:20:06
○ 2026-03-25 20:01:42
○NSns2.expiereddnsmanager.com2016-06-22 → 2016-06-22 · 3 obs
○ 2017-03-20 03:43:04
○ 2026-03-25 20:01:42
○NSns2626.ztomy.com2017-06-30 → 2017-08-28 · 5 obs
● 2017-06-30 03:27:10
● 2017-08-28 12:41:16
○ 2026-02-19 19:20:06
○ 2026-03-25 20:01:42
○NSns49.domaincontrol.com2017-03-20 → 2017-03-20 · 4 obs
● 2017-03-20 03:43:04
○ 2017-06-30 03:27:10
○ 2026-03-25 20:01:42
○NSns50.domaincontrol.com2017-03-20 → 2017-03-20 · 4 obs
● 2017-03-20 03:43:04
○ 2017-06-30 03:27:10
○ 2026-03-25 20:01:42
●NSnsg1.namebrightdns.com2026-02-19 → 2026-03-25 · 3 obs
● 2026-02-19 19:20:06
● 2026-03-25 20:01:42
●NSnsg2.namebrightdns.com2026-02-19 → 2026-03-25 · 3 obs
● 2026-02-19 19:20:06
● 2026-03-25 20:01:42
○MXmx7.learndc.com2016-06-22 → 2016-06-22 · 3 obs
○ 2017-03-20 03:43:04
○ 2026-03-25 20:01:42
○MXus-smtp-inbound-2.learndc.com2017-03-20 → 2017-03-20 · 4 obs
● 2017-03-20 03:43:04
○ 2017-06-30 03:27:10
○ 2026-03-25 20:01:42
●A13.223.25.842026-02-19 → 2026-03-25 · 3 obs
● 2026-02-19 19:20:06
● 2026-03-25 20:01:42
○A184.168.221.902017-03-20 → 2017-03-20 · 4 obs
● 2017-03-20 03:43:04
○ 2017-06-30 03:27:10
○ 2026-03-25 20:01:42
○A204.11.56.482017-06-30 → 2017-08-28 · 5 obs
● 2017-06-30 03:27:10
● 2017-08-28 12:41:16
○ 2026-02-19 19:20:06
○ 2026-03-25 20:01:42
○A213.247.47.1902016-06-22 → 2016-06-22 · 3 obs
○ 2017-03-20 03:43:04
○ 2026-03-25 20:01:42
●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-02-19 → 2026-03-25 · 3 obs
● 2026-02-19 19:20:06
● 2026-03-25 20:01:42
●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-02-19 → 2026-03-25 · 3 obs
● 2026-02-19 19:20:06
● 2026-03-25 20:01:42
●A54.243.117.1972026-02-19 → 2026-03-25 · 3 obs
● 2026-02-19 19:20:06
● 2026-03-25 20:01:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| learndc.com | nsg1.namebrightdns.com, nsg2.namebrightdns.com | 16 records |
✅ Authoritative Response
Server:13.221.125.168
NS records: nsg1.namebrightdns.com, nsg2.namebrightdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for learndc.com (unsigned zone)
⏱️ Timing
Total: 162ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 54.243.117.197, 13.223.25.84 |
| AAAA | 2 | 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee |
| NS | 2 | nsg1.namebrightdns.com, nsg2.namebrightdns.com |
| TXT | 2 | afternic-verification-G9G3tM8T8EwEizzPzj, v=spf1 -all |
| SOA | 1 | ns1.namebrightdns.com dns.namebright.com |
📌 Glue Records Collected
Total: 16
Out-of-bailiwick: 16 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)
Analysis
Hierarchy
learndc.com is the parent of us-smtp-inbound-2.learndc.com.
IP Addresses
learndc.com resolves to four IP numbers: 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 13.223.25.84 and 54.243.117.197.
other host names for instance concultura.com, uberbuyer.com, casterlabs.com, cinechest.com and www.tohter.com share IP numbers with learndc.com.
Name Servers
learndc.com is delegated to three name servers: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.
learndc.com at least partially shares name servers with other domains, for instance mta271.strikebiz.com, setcapital.com, hookedhub.com, mail.fragora.com and portalzhh.lb.darkforums.com.
These name servers are commonly used with ns2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.
Host names with nine IP numbers:
nsg1.namebrightdns.com points to: 2600:1f18:683a:ae1a:894e:779f:a1ca:3cf5, 2600:1f18:683a:ae1a:e5a9:8ee2:a408:496a, 2600:1f18:683a:ae1b:9806:d504:f0e4:26c, 2600:1f18:683a:ae1b:a00e:60bf:4fb5:f5b, 2600:1f18:683a:ae1b:b2d2:f9bf:c31b:7e61, 3.89.209.21, 44.220.149.224, 54.90.222.89 and 98.81.135.11.
Host names with seven IP numbers:
nsg2.namebrightdns.com points to: 2600:1f18:683a:ae1a:e1f7:fcf3:dce8:5758, 2600:1f18:683a:ae1a:e842:8110:107c:b494, 2600:1f18:683a:ae1b:130f:6e59:4e36:8c1e, 3.85.217.230, 13.221.125.168, 18.209.34.29 and 98.93.89.251.
Host names with four IP numbers:
ns1.namebrightdns.com points to: 2600:1f18:683a:ae1a:aa86:dc69:2f3:5dbe, 2600:1f18:683a:ae1b:6b86:f70d:6af7:3a27, 52.91.47.137 and 54.92.199.119.