`pencilsystems.com`

DNSSEC	⚠️ Not signed
A	160.16.115.170^{🇯🇵 SAKURA-B160.16.0.0/17 SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan}
		PTR	`tk2-233-26416.vs.sakura.ne.jp`
NS	`01.dnsv.jp` ⭐
		A	2400:8500:3300::53^{🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc.}
			PTR	`01.dnsv.jp`
		A	157.7.32.53^{🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team.}
			PTR	`01.dnsv.jp`
NS	`02.dnsv.jp`
		A	157.7.33.53^{🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team.}
			PTR	`02.dnsv.jp`
NS	`03.dnsv.jp` ⚠️ Not in parent delegation
		A	2400:8500:3000::53^{🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc.}
			PTR	`03.dnsv.jp`
		A	157.7.34.53^{🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team.}
			PTR	`03.dnsv.jp`
NS	`04.dnsv.jp` ⚠️ Not in parent delegation
		A	2400:8500:3fff::53^{🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc.}
			PTR	`04.dnsv.jp`
		A	157.7.35.53^{🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team.}
			PTR	`04.dnsv.jp`
MX	`mail.pencilsystems.com` ⭐
		A	133.242.53.92^{🇯🇵 SAKURA-A133.242.0.0/16 (1/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan}
TXT	`google-site-verification=HI7gi9m6CSzPUoexHsQiMutnXFxGweI8-0ZGzC72swA`
TXT	`v=spf1 +mx +a:mail.pencilsystems.com +a:alert.pencilsystems.com ~all`
SOA	`01.dnsv.jp`hostmaster@dnsv.jp serial=1716894301

`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=1776010682

Subdomains

sv.pencilsystems.com

mail.pencilsystems.com

Same first word

pencilsystems.com

DNS History

10 records (6 active, 4 former)

●NS01.dnsv.jp2015-08-05 → 2026-04-12 · 3 obs

○ 2007-08-13 16:15:06
● 2015-08-05 08:27:36
● 2026-04-12 16:23:34

●NS02.dnsv.jp2015-08-05 → 2026-04-12 · 3 obs

○ 2007-08-13 16:15:06
● 2015-08-05 08:27:36
● 2026-04-12 16:23:34

●NS03.dnsv.jp2015-08-05 → 2026-04-12 · 3 obs

○ 2007-08-13 16:15:06
● 2015-08-05 08:27:36
● 2026-04-12 16:23:34

●NS04.dnsv.jp2015-08-05 → 2026-04-12 · 3 obs

○ 2007-08-13 16:15:06
● 2015-08-05 08:27:36
● 2026-04-12 16:23:34

○NSns2.atworks.co.jp2007-08-13 → 2007-08-13 · 3 obs

● 2007-08-13 16:15:06
○ 2015-08-05 08:27:36
○ 2026-04-12 16:23:34

○NSsv.pencilsystems.com2007-08-13 → 2007-08-13 · 3 obs

● 2007-08-13 16:15:06
○ 2015-08-05 08:27:36
○ 2026-04-12 16:23:34

●MXmail.pencilsystems.com2015-08-05 → 2026-04-12 · 3 obs

○ 2007-08-13 16:15:06
● 2015-08-05 08:27:36
● 2026-04-12 16:23:34

○MXsv.pencilsystems.com2007-08-13 → 2007-08-13 · 3 obs

● 2007-08-13 16:15:06
○ 2015-08-05 08:27:36
○ 2026-04-12 16:23:34

●A160.16.115.1702015-08-05 → 2026-04-12 · 3 obs

○ 2007-08-13 16:15:06
● 2015-08-05 08:27:36
● 2026-04-12 16:23:34

○A211.10.15.242007-08-13 → 2007-08-13 · 3 obs

● 2007-08-13 16:15:06
○ 2015-08-05 08:27:36
○ 2026-04-12 16:23:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net...	-
pencilsystems.com	01.dnsv.jp, 02.dnsv.jp	-

✅ Authoritative Response

Server:157.7.32.53

NS records: 01.dnsv.jp, 02.dnsv.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pencilsystems.com (unsigned zone)

⏱️ Timing

Total: 900ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`160.16.115.170`
NS	4	`01.dnsv.jp, 02.dnsv.jp...`
MX	1	`mail.pencilsystems.com (pri: 10)`
TXT	2	`google-site-verification=HI7gi9m6CSzPUoe, v=spf1 +mx +a:mail.pencilsystems.com +a:`
SOA	1	`01.dnsv.jp hostmaster.dnsv.jp`

Analysis

Hierarchy

pencilsystems.com is a parent of sv.pencilsystems.com and mail.pencilsystems.com.

IP Addresses

pencilsystems.com resolves to one IP number: 160.16.115.170.

Other host names, for instance sherrymon.com, chiri.net, chicrank.com, aisicong.com and www.thekittykeychain.com share IP numbers with pencilsystems.com.

Name Servers

pencilsystems.com delegates to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.

pencilsystems.com at least partially shares name servers with other domains, including icd-vn.com, deuslibri.com, emu-web.com, enablejapan.com and yushinsako.jp.

Host names with two IPs:

01.dnsv.jp points to 2400:8500:3300::53 and 157.7.32.53

03.dnsv.jp points to 2400:8500:3000::53 and 157.7.34.53

04.dnsv.jp points to 2400:8500:3fff::53 and 157.7.35.53

Host names with one IP:

02.dnsv.jp points to 157.7.33.53

Mail Servers

A single mail server handles pencilsystems.com, mail.pencilsystems.com.

Host name mail.pencilsystems.com resolves to a single IP: 133.242.53.92.

pencilsystems.com - robtex.com