`codebook.cn`

	CNAME	`ns1.dnsdiy.com`
	DNSSEC	⚠️ Not signed
	A	43.134.117.145^{🇸🇬 TENCENT-NET-AP-CN43.134.64.0/18 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2034772424

Same first word

codebook.co.kr

codebook.top

codebook.io

codebook.in

codebook.cz

codebook.co.uk

codebook.it

codebook.com.cn

codebook.ch

codebook.cn

codebook.de

codebook.us

codebook.org

codebook.net

codebook.ru

codebook.cloud

codebook.se

codebook.com

Similar names

dekoboco.com

decobook.com

decobook.nl

koobedoc.com

bookcode.it

bookcode.com

bokocode.com

kobocode.com

decobook.gr

decoboko.jp

codekobo.com

edocbook.com

decobook.fr

DNS History

13 records (6 active, 7 former)

●NSdns10.hichina.com2026-03-19 → 2026-05-10 · 3 obs

○ 2019-03-26 04:27:34
● 2026-03-19 10:43:36
● 2026-05-10 00:03:08

●NSdns9.hichina.com2026-03-19 → 2026-05-10 · 3 obs

○ 2019-03-26 04:27:34
● 2026-03-19 10:43:36
● 2026-05-10 00:03:08

●NSns1.alidns.com2026-03-19 → 2026-05-10 · 3 obs

○ 2019-03-26 04:27:34
● 2026-03-19 10:43:36
● 2026-05-10 00:03:08

●NSns2.alidns.com2026-03-19 → 2026-05-10 · 3 obs

○ 2019-03-26 04:27:34
● 2026-03-19 10:43:36
● 2026-05-10 00:03:08

○NSwww.codebook.cn2015-06-26 → 2019-03-26 · 4 obs

● 2015-06-26 23:05:08
● 2019-03-26 04:27:34
○ 2026-03-19 10:43:36
○ 2026-05-10 00:03:08

○MXio.bouncemx.com2015-11-02 → 2016-04-19 · 4 obs

● 2015-11-02 00:16:52
● 2016-04-19 19:31:48
○ 2019-03-26 04:27:34
○ 2026-05-10 00:03:08

●MXmailserver.purelymail.com2026-03-19 → 2026-05-10 · 3 obs

○ 2019-03-26 04:27:34
● 2026-03-19 10:43:36
● 2026-05-10 00:03:08

○A70.39.84.2272015-06-26 → 2015-06-26 · 3 obs

● 2015-06-26 23:05:08
○ 2026-03-19 10:43:36
○ 2026-05-10 00:03:08

○A70.39.84.2282016-01-23 → 2016-01-23 · 4 obs

○ 2015-11-02 00:16:52
● 2016-01-23 22:12:48
○ 2016-04-19 19:31:48
○ 2026-05-10 00:03:08

○A70.39.84.2292016-04-19 → 2016-04-19 · 4 obs

○ 2016-01-23 22:12:48
● 2016-04-19 19:31:48
○ 2019-03-26 04:27:34
○ 2026-05-10 00:03:08

○A70.39.84.2482015-11-02 → 2015-11-02 · 4 obs

○ 2015-06-26 23:05:08
● 2015-11-02 00:16:52
○ 2016-01-23 22:12:48
○ 2026-05-10 00:03:08

○CNAMEc.dcoin.co2015-06-26 → 2019-03-26 · 6 obs

● 2015-06-26 23:05:08
● 2016-04-19 19:31:48
○ 2017-02-03 04:10:40
● 2019-03-26 04:27:34
○ 2026-03-19 10:43:36
○ 2026-05-10 00:03:08

●CNAMEns1.dnsdiy.com2026-03-19 → 2026-05-10 · 3 obs

○ 2019-03-26 04:27:34
● 2026-03-19 10:43:36
● 2026-05-10 00:03:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	d.dns.cn, e.dns.cn, a.dns.cn, c.dns.cn...	-
codebook.cn	ns1.alidns.com, ns2.alidns.com	-

✅ Authoritative Response

Server:139.224.142.115

NS records: ns1.alidns.com, ns2.alidns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for codebook.cn (unsigned zone)

⏱️ Timing

Total: 1611ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns10.hichina.com, dns9.hichina.com`
MX	1	`mailserver.purelymail.com (pri: 10)`
TXT	5	`cc0c7df381797b7f64a849dad88c7706cab51ed6, purelymail_ownership_proof=b2b54bc769d18...`
CNAME	1	`ns1.dnsdiy.com`
SOA	1	`dns9.hichina.com hostmaster.hichina.com`

Analysis

IP Addresses

codebook.cn points to a single IP number: 43.134.117.145.

Other host names, for instance www.dnsdiy.com, dnsdiy.com, clubcar.cn, ns1.dnsdiy.com and ns2.dnsdiy.com share IP numbers with codebook.cn.

codebook.cn - robtex.com

codebook.cn

cn

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

`codebook.cn`

`cn`