passcourses.com - dns.ninja
passcourses.com
| 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 | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns2.afternic.comdns@jomax.net serial=1 | ||||||
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=1784966212 | ||||||
Subdomains
Same first word
passcourses.com |
Similar names
DNS History
9 records (4 active, 5 former)
○NScns7.my-hosting-panel.com2015-06-28 → 2016-12-30 · 4 obs
● 2016-12-30 12:04:32
○ 2026-05-03 00:41:14
○ 2026-07-25 08:16:34
○NScns8.my-hosting-panel.com2015-06-28 → 2016-12-30 · 4 obs
● 2016-12-30 12:04:32
○ 2026-05-03 00:41:14
○ 2026-07-25 08:16:34
●NSns1.afternic.com2026-05-03 → 2026-07-25 · 3 obs
● 2026-05-03 00:41:14
● 2026-07-25 08:16:34
●NSns2.afternic.com2026-05-03 → 2026-07-25 · 3 obs
● 2026-05-03 00:41:14
● 2026-07-25 08:16:34
○MXmail.passcourses.com2015-06-28 → 2016-12-30 · 4 obs
● 2016-12-30 12:04:32
○ 2026-05-03 00:41:14
○ 2026-07-25 08:16:34
○MXmail2.passcourses.com2015-06-28 → 2016-12-30 · 4 obs
● 2016-12-30 12:04:32
○ 2026-05-03 00:41:14
○ 2026-07-25 08:16:34
●A13.248.169.482026-05-03 → 2026-07-25 · 3 obs
● 2026-05-03 00:41:14
● 2026-07-25 08:16:34
○A198.38.92.1072015-06-28 → 2016-12-30 · 4 obs
● 2016-12-30 12:04:32
○ 2026-05-03 00:41:14
○ 2026-07-25 08:16:34
●A76.223.54.1462026-05-03 → 2026-07-25 · 3 obs
● 2026-05-03 00:41:14
● 2026-07-25 08:16:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| passcourses.com | ns1.afternic.com, ns2.afternic.com | 4 records |
✅ Authoritative Response
Server:97.74.98.69
NS records: ns1.afternic.com, ns2.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for passcourses.com (unsigned zone)
⏱️ Timing
Total: 1374ms | 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 | ns1.afternic.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)
Analysis
Hierarchy
passcourses.com is the parent domain of mail.passcourses.com and mail2.passcourses.com.
IP Addresses
passcourses.com directs to two IP numbers, 13.248.169.48 and 76.223.54.146
Additional host names — nativecinema.com, pvcinfo.com, skisse.com and two others — share IP numbers with passcourses.com.
Name Servers
DNS delegation for passcourses.com points to two name servers: ns1.afternic.com and ns2.afternic.com.
passcourses.com shares its name server setup with other domains, including usednews.com, silvercufflinks.com, autocare.com and two others.
passcourses.com has at least partial name server overlap with other domains, such as xfreedom.com, cpmotor.com, pinkbeauty.org and two others.
These name servers tend to appear together with the name servers verification-ag3xtxqjhqhiyarqdrht2l.ns101.verify.hn, verification-kqnr5ht7z8pnvuelk6t645.ns101.verify.hn and verification-7le7jqrtskjbykxty6yjre.ns101.verify.hn.
ns1.afternic.com directs to 97.74.98.69 and 2603:5:2126::45. ns2.afternic.com directs to 173.201.66.69 and 2603:5:2226::45. Each host name carries two IP addresses.