`ns2.cottha5108.com`

DNSSEC	⚠️ Not signed
A	114.17.21.149^{🇯🇵 KDDI114.17.0.0/16}
		PTR	`dns5.n-server.com`

`cottha5108.com`

	DNSSEC	⚠️ Not signed
	A	114.17.21.149^{🇯🇵 KDDI114.17.0.0/16}
	NS	`ns2.cottha5108.com` ⭐ ⚠️ Not in parent delegation
	NS	`dns136.n-server.com` ⚠️ Not in zone NS records
	NS	`dns5.n-server.com` ⚠️ Not in zone NS records
	NS	`ns1.cottha5108.com` ⚠️ Not in parent delegation
	MX	`mail.cottha5108.com` ⭐
	TXT	`v=spf1 +a +mx +a:dns5.n-server.com -all`
	SOA	`ns2.cottha5108.com`plesk@purenic.jp 2025-10-15 #2

NS for

cottha5108.com

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DNS History

2 records (1 active, 1 former)

●A114.17.21.1492026-03-20 → 2026-04-05 · 3 obs

○ 2018-09-19 14:50:12
● 2026-03-20 18:17:42
● 2026-04-05 04:17:14

○A27.85.233.432018-09-19 → 2018-09-19 · 3 obs

● 2018-09-19 14:50:12
○ 2026-03-20 18:17:42
○ 2026-04-05 04:17:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cottha5108.com	dns5.n-server.com, dns136.n-server.com	2 records

✅ Authoritative Response

Server:114.17.21.136

NS records: dns5.n-server.com, dns136.n-server.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cottha5108.com (unsigned zone)

⏱️ Timing

Total: 390ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`114.17.21.149`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns5.n-server.com, dns136.n-server.com)

Analysis

Name Server Role

For cottha5108.com, ns2.cottha5108.com is used as a name server.

ns1.cottha5108.com, dns136.n-server.com and dns5.n-server.com are commonly used as name servers together with ns2.cottha5108.com.

IP Addresses

ns2.cottha5108.com points to a single IP number: 114.17.21.149.

other host names for instance ns.ichikawakougyou.co.jp, mail.i(0x73686974)ech.jp, r-dentic.com, ns2.k1ckbox1ng.com and ns.toho-ah.com share IP numbers with ns2.cottha5108.com.

ns2.cottha5108.com - robtex.com