`elsevieroptools.com`

DNSSEC	⚠️ Not signed
NS	`ns-1817.awsdns-35.co.uk` ⭐
		A	2600:9000:5307:1900::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1817.awsdns-35.co.uk`
		A	205.251.199.25^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1817.awsdns-35.co.uk`
NS	`ns-1121.awsdns-12.org`
		A	2600:9000:5304:6100::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1121.awsdns-12.org`
		A	205.251.196.97^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1121.awsdns-12.org`
NS	`ns-145.awsdns-18.com`
		A	2600:9000:5300:9100::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-145.awsdns-18.com`
		A	205.251.192.145^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-145.awsdns-18.com`
NS	`ns-956.awsdns-55.net`
		A	2600:9000:5303:bc00::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-956.awsdns-55.net`
		A	205.251.195.188^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-956.awsdns-55.net`
TXT	`0a5af64e-d8ac-41d0-b97f-0a883387f8d9`
TXT	`6785fcb2-5c62-4648-8c9f-c76420f3cc13`
TXT	`_globalsign-domain-verification=zt9tssKUMj8kvKcmvMY4PUlWR257QuQ73i09d1sMef`
SOA	`ns-1817.awsdns-35.co.uk`awsdns-hostmaster@amazon.com serial=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=1776016222

Same first word

elsevieroptools.com

DNS History

4 records (4 active, 0 former)

●NSns-1121.awsdns-12.org2016-12-15 → 2026-04-12 · 2 obs

● 2016-12-15 01:38:52
● 2026-04-12 18:20:34

●NSns-145.awsdns-18.com2016-12-15 → 2026-04-12 · 2 obs

● 2016-12-15 01:38:52
● 2026-04-12 18:20:34

●NSns-1817.awsdns-35.co.uk2016-12-15 → 2026-04-12 · 2 obs

● 2016-12-15 01:38:52
● 2026-04-12 18:20:34

●NSns-956.awsdns-55.net2016-12-15 → 2026-04-12 · 2 obs

● 2016-12-15 01:38:52
● 2026-04-12 18:20:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net...	-
elsevieroptools.com	ns-145.awsdns-18.com, ns-956.awsdns-55.net, ns-1121.awsdns-12.org, ns-1817.awsdns-35.co.uk	1 record

✅ Authoritative Response

Server:205.251.195.188

NS records: ns-145.awsdns-18.com, ns-956.awsdns-55.net, ns-1121.awsdns-12.org, ns-1817.awsdns-35.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for elsevieroptools.com (unsigned zone)

⏱️ Timing

Total: 391ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-1121.awsdns-12.org, ns-145.awsdns-18.com...`
TXT	3	`0a5af64e-d8ac-41d0-b97f-0a883387f8d9, 6785fcb2-5c62-4648-8c9f-c76420f3cc13...`
SOA	1	`ns-1817.awsdns-35.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-145.awsdns-18.com)

Analysis

Name Servers

elsevieroptools.com delegates to four name servers: ns-145.awsdns-18.com, ns-956.awsdns-55.net, ns-1121.awsdns-12.org and ns-1817.awsdns-35.co.uk.

elsevieroptools.com at least partially shares name servers with other domains, including pricefuneralhome.com, motortalk.at, paymentsresearch.com, shopeepaylater.tw and coollittlekids.org.au.

these name servers are commonly used alongside the name servers ns1.tukios.net, ns2.tukios.net, ns-460.awsdns-57.com, ns-920.awsdns-51.net and ns-1498.awsdns-59.org.

Host names with two IP numbers: ns-145.awsdns-18.com points to 2600:9000:5300:9100::1 and 205.251.192.145; ns-956.awsdns-55.net points to 2600:9000:5303:bc00::1 and 205.251.195.188; ns-1121.awsdns-12.org points to 2600:9000:5304:6100::1 and 205.251.196.97; ns-1817.awsdns-35.co.uk points to 2600:9000:5307:1900::1 and 205.251.199.25.

elsevieroptools.com - robtex.com