cotutoring.com - dns.ninja
cotutoring.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 | ||||||
| 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=1785916579 | ||||||
Same first word
cotutoring.com |
DNS History
10 records (4 active, 6 former)
●NSns1.afternic.com2026-03-30 → 2026-08-05 · 3 obs
● 2026-03-30 18:04:10
● 2026-08-05 08:21:40
●NSns2.afternic.com2026-03-30 → 2026-08-05 · 3 obs
● 2026-03-30 18:04:10
● 2026-08-05 08:21:40
○NSns35.domaincontrol.com2015-06-22 → 2017-08-08 · 4 obs
● 2017-08-08 09:07:04
○ 2026-03-30 18:04:10
○ 2026-08-05 08:21:40
○NSns36.domaincontrol.com2015-06-22 → 2017-08-08 · 4 obs
● 2017-08-08 09:07:04
○ 2026-03-30 18:04:10
○ 2026-08-05 08:21:40
○MX.2026-03-30 → 2026-08-05 · 2 obs
○ 2026-08-05 08:21:40
○MXmailstore1.secureserver.net2015-06-22 → 2017-08-08 · 4 obs
● 2017-08-08 09:07:04
○ 2026-03-30 18:04:10
○ 2026-08-05 08:21:40
○MXsmtp.secureserver.net2015-06-22 → 2017-08-08 · 4 obs
● 2017-08-08 09:07:04
○ 2026-03-30 18:04:10
○ 2026-08-05 08:21:40
●A13.248.169.482026-03-30 → 2026-08-05 · 3 obs
● 2026-03-30 18:04:10
● 2026-08-05 08:21:40
○A199.34.228.422015-06-22 → 2017-08-08 · 4 obs
● 2017-08-08 09:07:04
○ 2026-03-30 18:04:10
○ 2026-08-05 08:21:40
●A76.223.54.1462026-03-30 → 2026-08-05 · 3 obs
● 2026-03-30 18:04:10
● 2026-08-05 08:21:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cotutoring.com | ns1.afternic.com, ns2.afternic.com | 4 records |
✅ Authoritative Response
Server:173.201.66.69
NS records: ns1.afternic.com, ns2.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cotutoring.com (unsigned zone)
⏱️ Timing
Total: 134ms | 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 |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)
Analysis
IP Addresses
cotutoring.com resolves to the IP addresses 13.248.169.48 and 76.223.54.146
aggressivepool.xyz, m-estate.com, gameavatars.com plus two other host names have IP numbers in common with cotutoring.com.
Name Servers
DNS delegation for cotutoring.com points to two name servers: ns1.afternic.com and ns2.afternic.com.
The name server configuration of cotutoring.com is shared with other domains, for instance bstshop.com, www.diamondinstallations.com, bitemarks.com and two others.
cotutoring.com partially shares its NS delegation with several other domains, including rlpn.com, samudra.us, e-thailand.com and two others.
These name servers often co-occur with the name servers verification-ag3xtxqjhqhiyarqdrht2l.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.