ns2.courseblue.com - robtex.com

ns2.courseblue.com

DNSSEC⚠️ Not signed
A15.235.219.232🇸🇬 OVH15.235.128.0/17 Hosting route
PTRrs5-sgp.serverhostgroup.com

courseblue.com

DNSSEC⚠️ Not signed
A108.61.200.94🇯🇵 AS-VULTR108.61.200.0/23 Vultr Assigned Prefix
NSjon.quicns.com ⭐
NSkevin.quicns.com
MXmail.courseblue.com ⭐
TXTv=spf1 +a +mx +ip4:15.235.219.232 include:relay.mailchannels.net ~all
SOAjon.quicns.comdns@quicns.com serial=1758593204
WOT: SAFE (50/100)

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DNS History

2 records (1 active, 1 former)

2020202120222023202420252026A15.235.219.232103.30.127.35
○A103.30.127.352019-12-19 → 2019-12-19 · 3 obs
● 2019-12-19 11:44:20
○ 2026-02-15 22:29:54
○ 2026-04-14 05:07:56
●A15.235.219.2322026-02-15 → 2026-04-14 · 3 obs
○ 2019-12-19 11:44:20
● 2026-02-15 22:29:54
● 2026-04-14 05:07:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
courseblue.comjon.quicns.com, kevin.quicns.com2 records

✅ Authoritative Response

Server:64.66.240.1

NS records: jon.quicns.com, kevin.quicns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for courseblue.com (unsigned zone)

⏱️ Timing

Total: 546ms | Queries: -

📄 Records

TypeCountSample Data
A115.235.219.232

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (jon.quicns.com, kevin.quicns.com)

Analysis

IP Addresses

ns2.courseblue.com points to IP number 15.235.219.232.

For instance, other host names sidhunursing.com, mail.surbhiprapanna.com, goliathcasino.com, austrianova.com and nimhans.co.in share IP numbers with ns2.courseblue.com.