`d-kobo.com`

DNSSEC	⚠️ Not signed
A	133.167.0.59^{🇯🇵 SAKURA-B133.167.0.0/24 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka-shi, Osaka 530-0011, Japan}
		PTR	`www50049.sakura.ne.jp`
NS	`dns1.accuraq.com` ⭐
		A	219.117.220.149^{🇯🇵 InfoSphere219.117.192.0/18 INTERLINK}
			PTR	`219.117.220.149.static.zoot.jp`
NS	`dns2.accuraq.com`
		A	210.175.225.24^{🇯🇵 FRT-AS-18074210.175.224.0/20 FRT-IDC}
MX	`mail.d-kobo.com` ⭐
		A	133.167.0.59^{🇯🇵 SAKURA-B133.167.0.0/24 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka-shi, Osaka 530-0011, Japan}
			PTR	`www50049.sakura.ne.jp`
TXT	`v=spf1 ip4:133.167.0.59 -all`
SOA	`dns1.accuraq.com`admin@dns1.accuraq.com 2016-11-30 #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=1776071472

Subdomains

mail.d-kobo.com

Same first word

d-kobo.co.jp

d-kobo.com

d-kobo.jp

Similar names

book-d.com

d-book.info

d-book.mobi

DNS History

9 records (4 active, 5 former)

●NSdns1.accuraq.com2015-06-24 → 2026-04-13 · 2 obs

● 2015-06-24 18:42:16
● 2026-04-13 09:40:40

●NSdns2.accuraq.com2015-06-24 → 2026-04-13 · 2 obs

● 2015-06-24 18:42:16
● 2026-04-13 09:40:40

●MXmail.d-kobo.com2016-12-24 → 2026-04-13 · 3 obs

○ 2016-11-23 18:07:42
● 2016-12-24 13:44:12
● 2026-04-13 09:40:40

○MXmta.accuraq.com2016-11-23 → 2016-11-23 · 4 obs

○ 2016-09-06 15:07:46
● 2016-11-23 18:07:42
○ 2016-12-24 13:44:12
○ 2026-04-13 09:40:40

○MXmta2.accuraq.com2016-11-23 → 2016-11-23 · 4 obs

○ 2016-09-06 15:07:46
● 2016-11-23 18:07:42
○ 2016-12-24 13:44:12
○ 2026-04-13 09:40:40

○MXqsmtp02.serverservice.jp2015-06-24 → 2016-09-06 · 4 obs

● 2015-06-24 18:42:16
● 2016-09-06 15:07:46
○ 2016-11-23 18:07:42
○ 2026-04-13 09:40:40

○A104.203.115.2292015-06-24 → 2015-06-24 · 3 obs

● 2015-06-24 18:42:16
○ 2026-02-16 01:17:18
○ 2026-04-13 09:40:40

○A114.179.231.282015-06-24 → 2016-11-23 · 4 obs

● 2015-06-24 18:42:16
● 2016-11-23 18:07:42
○ 2016-12-24 13:44:12
○ 2026-04-13 09:40:40

●A133.167.0.592016-12-24 → 2026-04-13 · 3 obs

○ 2016-11-23 18:07:42
● 2016-12-24 13:44:12
● 2026-04-13 09:40:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net...	-
d-kobo.com	dns2.accuraq.com, dns1.accuraq.com	2 records

✅ Authoritative Response

Server:219.117.220.149

NS records: dns2.accuraq.com, dns1.accuraq.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for d-kobo.com (unsigned zone)

⏱️ Timing

Total: 495ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`133.167.0.59`
NS	2	`dns1.accuraq.com, dns2.accuraq.com`
MX	1	`mail.d-kobo.com (pri: 10)`
TXT	1	`v=spf1 ip4:133.167.0.59 -all`
SOA	1	`dns1.accuraq.com admin.dns1.accuraq.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns2.accuraq.com, dns1.accuraq.com)

Analysis

Hierarchy

d-kobo.com is the parent of mail.d-kobo.com.

IP Addresses

d-kobo.com points to a single IP number: 133.167.0.59.

other host names for instance san-oh.com, mail.eko-usa.com, na-grp.co.jp, tuboya.com and www.san-oh.com share IP numbers with d-kobo.com.

Name Servers

d-kobo.com is delegated to two name servers: dns1.accuraq.com and dns2.accuraq.com.

d-kobo.com shares the same name server setup as other domains, for example etoile-td.jp, stillfoods.com, webgroup.co.jp, fernandes.jp and comtep.co.jp.

d-kobo.com at least partially shares name servers with other domains, for example nisshoko.jp and accuraq.com.

Host names with one IP number:

The host dns1.accuraq.com points to 219.117.220.149 and the host dns2.accuraq.com points to 210.175.225.24.

Mail Servers

d-kobo.com is handled by a single mail server, mail.d-kobo.com.

Host name mail.d-kobo.com points to IP address 133.167.0.59.

d-kobo.com - robtex.com

d-kobo.com

com