webdeveloperworks.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`webdeveloperworks.com`

DNSSEC	⚠️ Not signed
A	219.94.129.17^{🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
		PTR	`www1007.sakura.ne.jp`
NS	`master.dns.ne.jp` ⭐
		A	210.224.172.18^{🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
NS	`ns1.dns.ne.jp`
		A	61.211.236.1^{🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
NS	`ns2.dns.ne.jp`
		A	133.167.21.1^{🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan}
MX	`webdeveloperworks.com` ⭐
		A	219.94.129.17^{🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`www1007.sakura.ne.jp`
SOA	`master.dns.ne.jp`tech@sakura.ad.jp 2012-10-13 #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.net`nstld@verisign-grs.com serial=1787750600

MX for

webdeveloperworks.com

Subdomains

www.webdeveloperworks.com

Same first word

webdeveloperworks.com

Previous names

Next names

DNS History

5 records (5 active, 0 former)

●NSmaster.dns.ne.jp2015-08-07 → 2026-08-26 · 2 obs

● 2015-08-07 05:45:20
● 2026-08-26 13:28:48

●NSns1.dns.ne.jp2015-08-07 → 2026-08-26 · 2 obs

● 2015-08-07 05:45:20
● 2026-08-26 13:28:48

●NSns2.dns.ne.jp2015-08-07 → 2026-08-26 · 2 obs

● 2015-08-07 05:45:20
● 2026-08-26 13:28:48

●MXwebdeveloperworks.com2015-08-07 → 2026-08-26 · 2 obs

● 2015-08-07 05:45:20
● 2026-08-26 13:28:48

●A219.94.129.172015-08-07 → 2026-08-26 · 2 obs

● 2015-08-07 05:45:20
● 2026-08-26 13:28:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, k.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net...	-
webdeveloperworks.com	ns1.dns.ne.jp, ns2.dns.ne.jp	-

✅ Authoritative Response

Server:61.211.236.1

NS records: ns1.dns.ne.jp, ns2.dns.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for webdeveloperworks.com (unsigned zone)

⏱️ Timing

Total: 1105ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`219.94.129.17`
NS	2	`ns1.dns.ne.jp, ns2.dns.ne.jp`
MX	1	`webdeveloperworks.com (pri: 10)`
SOA	1	`master.dns.ne.jp tech.sakura.ad.jp`

Analysis

Hierarchy

The domain www.webdeveloperworks.com falls under the parent webdeveloperworks.com.

Mail Server Role

webdeveloperworks.com acts as its own mail server.

IP Addresses

webdeveloperworks.com points to a single IP number: 219.94.129.17.

Additional host names — polarbearvilla.com, karatachi.jp, cranelab.co.jp and two others — share IP numbers with webdeveloperworks.com.

Name Servers

webdeveloperworks.com has three name servers — master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

At least some of webdeveloperworks.com's name servers are shared with other domains, for example kobe919.com, alsok-hss.co.jp, ajik.co.jp and two more.

Each of the three hostnames points to exactly one IP address: master.dns.ne.jp points to 210.224.172.18, ns1.dns.ne.jp points to 61.211.236.1 and ns2.dns.ne.jp points to 133.167.21.1.

Mail Servers

webdeveloperworks.com has a single mail server: webdeveloperworks.com itself.

webdeveloperworks.com points to one IP number — 219.94.129.17.