`materialstoday.cn`

DNSSEC	⚠️ Not signed
A	198.81.200.98^{🇺🇸 AS1757198.81.200.0/24}
NS	`ns1.reedelsevier.com` ⭐
		A	138.12.4.5^{🇺🇸 AS32472138.12.0.0/17}
			PTR	`ns1.reedelsevier.com`
NS	`ns2.reedelsevier.com`
		A	198.176.82.98^{🇬🇧 REED-ELSEVIER-EMEA-GCC198.176.82.0/24}
NS	`ns3.reedelsevier.com`
		A	198.176.82.101^{🇬🇧 REED-ELSEVIER-EMEA-GCC198.176.82.0/24}
			PTR	`ns3.reedelsevier.com`
SOA	`ns1.reedelsevier.com`hostmaster@elsevier.co.uk 2013-03-17 #33

`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=2034794509

Same first word

materialstoday.cn

materialstoday.com

DNS History

7 records (4 active, 3 former)

○NSns.elsevier.co.uk2015-07-01 → 2017-02-13 · 4 obs

● 2015-07-01 05:36:06
● 2017-02-13 11:56:12
○ 2018-11-23 05:17:34
○ 2026-05-15 05:53:38

○NSns0-m.dns.pipex.net2015-07-01 → 2017-02-13 · 4 obs

● 2015-07-01 05:36:06
● 2017-02-13 11:56:12
○ 2018-11-23 05:17:34
○ 2026-05-15 05:53:38

○NSns1-m.dns.pipex.net2015-07-01 → 2017-02-13 · 4 obs

● 2015-07-01 05:36:06
● 2017-02-13 11:56:12
○ 2018-11-23 05:17:34
○ 2026-05-15 05:53:38

●NSns1.reedelsevier.com2018-11-23 → 2026-05-15 · 3 obs

○ 2017-02-13 11:56:12
● 2018-11-23 05:17:34
● 2026-05-15 05:53:38

●NSns2.reedelsevier.com2018-11-23 → 2026-05-15 · 3 obs

○ 2017-02-13 11:56:12
● 2018-11-23 05:17:34
● 2026-05-15 05:53:38

●NSns3.reedelsevier.com2018-11-23 → 2026-05-15 · 3 obs

○ 2017-02-13 11:56:12
● 2018-11-23 05:17:34
● 2026-05-15 05:53:38

●A198.81.200.982015-07-01 → 2026-05-15 · 2 obs

● 2015-07-01 05:36:06
● 2026-05-15 05:53:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
materialstoday.cn	ns1.reedelsevier.com, ns2.reedelsevier.com, ns3.reedelsevier.com	-

✅ Authoritative Response

Server:138.12.4.5

NS records: ns1.reedelsevier.com, ns2.reedelsevier.com, ns3.reedelsevier.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for materialstoday.cn (unsigned zone)

⏱️ Timing

Total: 4140ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`198.81.200.98`
NS	3	`ns3.reedelsevier.com, ns2.reedelsevier.com...`
SOA	1	`ns1.reedelsevier.com hostmaster.elsevier`

Analysis

IP Addresses

materialstoday.cn resolves to a single IP address: 198.81.200.98.

Other host names including elsevieremergencymed.com, mosbyshomehealthcare.com, drugdiscoverytoday.com, press.thelancet.com and elsevierlearning.com share IP numbers with materialstoday.cn.

Name Servers

materialstoday.cn is delegated to three name servers: ns1.reedelsevier.com, ns2.reedelsevier.com and ns3.reedelsevier.com.

materialstoday.cn at least partially shares name servers with other domains, including lexisnexisuk.org, clinicalkeyresidency.com, legalexis.co.uk, relxx.com and lexis360notaire.fr.

Hostnames with a single IP:

ns1.reedelsevier.com points to: 138.12.4.5.

ns2.reedelsevier.com points to: 198.176.82.98.

ns3.reedelsevier.com points to: 198.176.82.101.

materialstoday.cn - robtex.com