coursecritic.com - dns.ninja
coursecritic.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 | 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 | 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 | verification-refeskkalf4qgvebx3uk7a.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 | ns1.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=1781853605 | ||||||
Previously MX for
coursecritic.com |
Same first word
coursecritic.com |
Similar names
DNS History
10 records (5 active, 5 former)
●NSns1.afternic.com2026-02-19 → 2026-06-19 · 3 obs
● 2026-02-19 03:31:46
● 2026-06-19 07:41:58
●NSns2.afternic.com2026-02-19 → 2026-06-19 · 3 obs
● 2026-02-19 03:31:46
● 2026-06-19 07:41:58
○NSns385.websitewelcome.com2008-11-11 → 2016-12-18 · 4 obs
● 2016-12-18 08:42:56
○ 2026-02-19 03:31:46
○ 2026-06-19 07:41:58
○NSns386.websitewelcome.com2008-11-11 → 2016-12-18 · 4 obs
● 2016-12-18 08:42:56
○ 2026-02-19 03:31:46
○ 2026-06-19 07:41:58
●NSverification-refeskkalf4qgvebx3uk7a.ns101.verify.hn2026-02-19 → 2026-06-19 · 3 obs
● 2026-02-19 03:31:46
● 2026-06-19 07:41:58
○MXcoursecritic.com2008-11-11 → 2016-12-18 · 4 obs
● 2016-12-18 08:42:56
○ 2026-02-19 03:31:46
○ 2026-06-19 07:41:58
●A13.248.169.482026-02-19 → 2026-06-19 · 3 obs
● 2026-02-19 03:31:46
● 2026-06-19 07:41:58
○A192.185.101.2412015-06-16 → 2016-12-18 · 5 obs
● 2015-06-16 16:41:18
● 2016-12-18 08:42:56
○ 2026-02-19 03:31:46
○ 2026-06-19 07:41:58
○A74.53.227.1622008-11-11 → 2008-11-11 · 3 obs
○ 2015-06-16 16:41:18
○ 2026-06-19 07:41:58
●A76.223.54.1462026-02-19 → 2026-06-19 · 3 obs
● 2026-02-19 03:31:46
● 2026-06-19 07:41:58
🔍 DNS Trace
Analysis
IP Addresses
coursecritic.com directs to two IP numbers, 13.248.169.48 and 76.223.54.146
silvay.com, corpuschristisaver.com, mail.rxmovement.com plus two other host names have IP numbers in common with coursecritic.com.
Name Servers
coursecritic.com is served by three name servers: ns1.afternic.com, ns2.afternic.com and verification-refeskkalf4qgvebx3uk7a.ns101.verify.hn.
coursecritic.com has at least partial name server overlap with other domains, such as japan.beaublog.com, fiveagain.com, stvj.com and two others.
These name servers tend to appear together with the name servers ns1.atom.com, ns2.atom.com and verification-q2yfbmuxrvnsdnaogqtqft.ns101.verify.hn, plus two others.
The hostnames ns1.afternic.com, ns2.afternic.com and verification-refeskkalf4qgvebx3uk7a.ns101.verify.hn each direct to two IP addresses — ns1.afternic.com to 97.74.98.69 and 2603:5:2126::45, ns2.afternic.com to 173.201.66.69 and 2603:5:2226::45, and verification-refeskkalf4qgvebx3uk7a.ns101.verify.hn to 13.248.169.48 and 76.223.54.146.