itcourses.us - robtex.com
itcourses.us
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns2.afternic.com ⭐ | ||||||
| A | 2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44 | ||||||
| PTR | ns2.afternic.com | ||||||
| A | 173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns2.afternic.com | ||||||
| NS | ns1.afternic.com | ||||||
| A | 2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44 | ||||||
| PTR | ns1.afternic.com | ||||||
| A | 97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns1.afternic.com | ||||||
| NS | verification-m3erh32ujyoastvophjvuz.ns101.verify.hn ⚠️ Not in zone NS records | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns2.afternic.comdns@jomax.net serial=1 | ||||||
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1786485079 | ||||||
Previously NS for
itcourses.us |
Same first word
itcourses.ca |
itcourses.eu |
itcourses.co.uk |
itcourses.us |
itcourses.info |
itcourses.ie |
itcourses.com |
itcourses.com.au |
itcourses.net |
itcourses.org |
Similar names
DNS History
12 records (5 active, 7 former)
○NSbuy.domainchoice.com2017-03-24 → 2017-03-24 · 4 obs
● 2017-03-24 23:22:18
○ 2026-06-07 03:42:26
○ 2026-08-11 22:42:18
○NSdns3.parkpage.foundationapi.com2015-07-12 → 2015-07-12 · 3 obs
○ 2015-11-14 10:37:20
○ 2026-08-11 22:42:18
○NSdns4.parkpage.foundationapi.com2015-07-12 → 2015-07-12 · 3 obs
○ 2015-11-14 10:37:20
○ 2026-08-11 22:42:18
○NSitcourses.us2017-03-24 → 2017-03-24 · 4 obs
● 2017-03-24 23:22:18
○ 2026-06-07 03:42:26
○ 2026-08-11 22:42:18
●NSns1.afternic.com2026-06-07 → 2026-08-11 · 3 obs
● 2026-06-07 03:42:26
● 2026-08-11 22:42:18
●NSns2.afternic.com2026-06-07 → 2026-08-11 · 3 obs
● 2026-06-07 03:42:26
● 2026-08-11 22:42:18
○NSsell.domainchoice.com2017-03-24 → 2017-03-24 · 4 obs
● 2017-03-24 23:22:18
○ 2026-06-07 03:42:26
○ 2026-08-11 22:42:18
●NSverification-m3erh32ujyoastvophjvuz.ns101.verify.hn2026-06-07 → 2026-08-11 · 3 obs
● 2026-06-07 03:42:26
● 2026-08-11 22:42:18
●A13.248.169.482026-06-07 → 2026-08-11 · 3 obs
● 2026-06-07 03:42:26
● 2026-08-11 22:42:18
○A192.241.147.832017-03-24 → 2017-03-24 · 4 obs
● 2017-03-24 23:22:18
○ 2026-06-07 03:42:26
○ 2026-08-11 22:42:18
○A209.99.40.2192015-07-12 → 2015-07-12 · 3 obs
○ 2015-11-14 10:37:20
○ 2026-08-11 22:42:18
●A76.223.54.1462026-06-07 → 2026-08-11 · 3 obs
● 2026-06-07 03:42:26
● 2026-08-11 22:42:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | n.cctld.us, x.cctld.us, k.cctld.us, w.cctld.us... | - |
| itcourses.us | verification-m3erh32ujyoastvophjvuz.ns101.verify.hn, ns2.afternic.com, ns1.afternic.com | - |
✅ Authoritative Response
Server:173.201.66.69
NS records: verification-m3erh32ujyoastvophjvuz.ns101.verify.hn, ns2.afternic.com, ns1.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for itcourses.us (unsigned zone)
⏱️ Timing
Total: 3718ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.54.146, 13.248.169.48 |
| NS | 2 | ns1.afternic.com, ns2.afternic.com |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns2.afternic.com dns.jomax.net |
Analysis
IP Addresses
itcourses.us directs to two IP numbers, 13.248.169.48 and 76.223.54.146
Two other host names, along with hotelavatar.xyz, (0x706f726e)bhu.com and mail.haushaltshilfe-anmelden.de, also share IP numbers with itcourses.us.
Name Servers
Three name servers are authoritative for itcourses.us: ns1.afternic.com, ns2.afternic.com and verification-m3erh32ujyoastvophjvuz.ns101.verify.hn.
itcourses.us has at least partial name server overlap with other domains, such as 99.88.20.nativehosting.com, www.centerforaddiction.org, www.diyselfies.com and two others.
It is common to see these name servers used together with name servers verification-iryqusbri9xlks4ssi7d4w.ns101.verify.hn and verification-ryl9l7cn2xbgckdbkcguz6.ns101.verify.hn.
ns1.afternic.com resolves to 97.74.98.69 and 2603:5:2126::45. ns2.afternic.com resolves to 173.201.66.69 and 2603:5:2226::45. verification-m3erh32ujyoastvophjvuz.ns101.verify.hn resolves to 13.248.169.48 and 76.223.54.146. All three hostnames point to two IP numbers each.