sciencekit.com - dns.ninja

`sciencekit.com`

DNSSEC	⚠️ Not signed
NS	`ns5.vwr.com` ⭐
		A	10.20.0.235
NS	`b23.ns.els-gms.att.net` ⚠️ Not in parent delegation
		A	2001:1890:1ff:3::23^{🇺🇸 AS70182001:1890::/29 AT&T Enterprises, LLC}
		A	199.191.128.105^{🇺🇸 AS7018199.191.128.0/23}
			PTR	`b23.ns.els-gms.att.net`
NS	`dbru.br.ns.els-gms.att.net`
		A	2001:1890:1ff:9f0:68:94:156:134^{🇺🇸 AS70182001:1890::/29 AT&T Enterprises, LLC}
			PTR	`dbru.br.ns.els-gms.att.net`
		A	68.94.156.134^{🇺🇸 AS701868.88.0.0/13 ARIN Allocation SBC Internet Services}
			PTR	`dbru.br.ns.els-gms.att.net`
NS	`dmtu.mt.ns.els-gms.att.net`
		A	2001:1890:1ff:9f1:99:99:99:134^{🇺🇸 AS70182001:1890::/29 AT&T Enterprises, LLC}
			PTR	`dmtu.mt.ns.els-gms.att.net`
		A	99.99.99.134^{🇺🇸 AS701899.96.0.0/13 AT&T Enterprises, LLC}
			PTR	`dmtu.mt.ns.els-gms.att.net`
NS	`m23.ns.els-gms.att.net` ⚠️ Not in parent delegation
		A	2001:1890:1ff:10::23^{🇺🇸 AS70182001:1890::/29 AT&T Enterprises, LLC}
		A	12.127.16.69^{🇺🇸 AS701812.112.0.0/12}
			PTR	`m23.ns.els-gms.att.net`
NS	`ns1.vwr.com` ⚠️ Not in parent delegation
NS	`ns10.vwr.com` ⚠️ Not in zone NS records
		A	67.216.79.22^{🇺🇸 TierPoint67.216.76.0/22}
			PTR	`user-67-216-79-22.dbsintl.com`
NS	`ns15.vwr.com` ⚠️ Not in parent delegation
		A	3.41.135.53^{🇺🇸 Amazon3.41.128.0/17 EC2 Prefix}
			PTR	`ec2-3-41-135-53.compute-1.amazonaws.com`
NS	`ns18.vwr.com` ⚠️ Not in parent delegation
		A	18.158.101.254^{🇩🇪 Amazon18.156.0.0/14 EC2 FRA prefix}
			PTR	`ec2-18-158-101-254.eu-central-1.compute.amazonaws.com`
NS	`ns2.vwr.com` ⚠️ Not in zone NS records
		A	84.207.217.235^{🇮🇪 AS2200584.207.217.0/24 VWR International Europe BVBA}
MX	`mxa-002ab603.gslb.pphosted.com` ⭐
		A	205.220.176.142^{🇺🇸 Proofpoint205.220.176.0/24 Inc.}
			PTR	`mx0b-002ab603.pphosted.com`
MX	`mxb-002ab603.gslb.pphosted.com` ⭐
		A	205.220.176.142^{🇺🇸 Proofpoint205.220.176.0/24 Inc.}
			PTR	`mx0b-002ab603.pphosted.com`
TXT	`MS=ms58838643`
TXT	`v=spf1 include:spf-002ab603.pphosted.com include:spf-002ab605.pphosted.com ip...`
SOA	`ns5.vwr.com`postmaster@vwr.com serial=201

`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=1782649000

WOT: SAFE (75/100)

Same first word

sciencekit.com

sciencekit.co.kr

sciencekit.org

DNS History

19 records (12 active, 7 former)

●NSb23.ns.els-gms.att.net2026-02-21 → 2026-06-28 · 3 obs

○ 2016-09-14 13:31:10
● 2026-02-21 11:28:24
● 2026-06-28 12:18:28

●NSdbru.br.ns.els-gms.att.net2015-05-05 → 2026-06-28 · 2 obs

● 2015-05-05 04:33:22
● 2026-06-28 12:18:28

●NSdmtu.mt.ns.els-gms.att.net2015-05-05 → 2026-06-28 · 2 obs

● 2015-05-05 04:33:22
● 2026-06-28 12:18:28

●NSm23.ns.els-gms.att.net2026-02-21 → 2026-06-28 · 3 obs

○ 2016-09-14 13:31:10
● 2026-02-21 11:28:24
● 2026-06-28 12:18:28

●NSns1.vwr.com2015-05-05 → 2026-06-28 · 2 obs

● 2015-05-05 04:33:22
● 2026-06-28 12:18:28

○NSns1.vwrsp.com2015-05-05 → 2016-09-14 · 4 obs

● 2015-05-05 04:33:22
● 2016-09-14 13:31:10
○ 2026-02-21 11:28:24
○ 2026-06-28 12:18:28

●NSns10.vwr.com2026-02-21 → 2026-06-28 · 3 obs

○ 2016-09-14 13:31:10
● 2026-02-21 11:28:24
● 2026-06-28 12:18:28

●NSns15.vwr.com2026-03-25 → 2026-06-28 · 3 obs

○ 2026-02-21 11:28:24
● 2026-03-25 08:44:04
● 2026-06-28 12:18:28

●NSns18.vwr.com2026-02-21 → 2026-06-28 · 3 obs

○ 2016-09-14 13:31:10
● 2026-02-21 11:28:24
● 2026-06-28 12:18:28

●NSns2.vwr.com2015-05-05 → 2026-06-28 · 2 obs

● 2015-05-05 04:33:22
● 2026-06-28 12:18:28

●NSns5.vwr.com2026-02-21 → 2026-06-28 · 3 obs

○ 2016-09-14 13:31:10
● 2026-02-21 11:28:24
● 2026-06-28 12:18:28

●MXmxa-002ab603.gslb.pphosted.com2026-02-21 → 2026-06-28 · 3 obs

○ 2016-09-14 13:31:10
● 2026-02-21 11:28:24
● 2026-06-28 12:18:28

●MXmxb-002ab603.gslb.pphosted.com2026-02-21 → 2026-06-28 · 3 obs

○ 2016-09-14 13:31:10
● 2026-02-21 11:28:24
● 2026-06-28 12:18:28

○MXvwr.mailin1.rmx.de2015-05-05 → 2016-09-14 · 4 obs

● 2015-05-05 04:33:22
● 2016-09-14 13:31:10
○ 2026-02-21 11:28:24
○ 2026-06-28 12:18:28

○MXvwr.mailin2.rmx.de2015-05-05 → 2016-09-14 · 4 obs

● 2015-05-05 04:33:22
● 2016-09-14 13:31:10
○ 2026-02-21 11:28:24
○ 2026-06-28 12:18:28

○MXvwr.mailin3.rmx.de2015-05-05 → 2016-09-14 · 4 obs

● 2015-05-05 04:33:22
● 2016-09-14 13:31:10
○ 2026-02-21 11:28:24
○ 2026-06-28 12:18:28

○MXvwr.mailin4.rmx.de2015-05-05 → 2016-09-14 · 4 obs

● 2015-05-05 04:33:22
● 2016-09-14 13:31:10
○ 2026-02-21 11:28:24
○ 2026-06-28 12:18:28

○A206.18.241.742015-10-07 → 2016-09-14 · 5 obs

○ 2015-05-05 04:33:22
● 2015-10-07 05:20:06
● 2016-09-14 13:31:10
○ 2026-02-21 11:28:24
○ 2026-06-28 12:18:28

○A209.135.50.1502015-05-05 → 2015-05-05 · 3 obs

● 2015-05-05 04:33:22
○ 2015-10-07 05:20:06
○ 2026-06-28 12:18:28

🔍 DNS Trace

Analysis

Name Servers

sciencekit.com carries NS records listing 10 name servers — ns10.vwr.com, ns15.vwr.com, ns18.vwr.com and 7 others.

There is at least partial name server overlap between sciencekit.com and other domains — cruisecarnivaldvd.net, universitymri.com, 88-29.192.243.207.in-addr.arpa and two more among them.

These name servers regularly appear alongside dbru.br.ns.els-gms.att.net, dmtu.mt.ns.els-gms.att.net, b23.ns.els-gms.att.net and 7 other name servers in NS record sets.

Hosts with just one IP address:

ns10.vwr.com resolves to the IP address 67.216.79.22.

ns15.vwr.com resolves to the IP address 3.41.135.53.

ns18.vwr.com resolves to the IP address 18.158.101.254.

Hostnames that resolve to two IP addresses:

The A records for b23.ns.els-gms.att.net return 199.191.128.105 and 2001:1890:1ff:3::23.

The A records for m23.ns.els-gms.att.net return 12.127.16.69 and 2001:1890:1ff:10::23.

The A records for dbru.br.ns.els-gms.att.net return 68.94.156.134 and 2001:1890:1ff:9f0:68:94:156:134.

The A records for dmtu.mt.ns.els-gms.att.net return 99.99.99.134 and 2001:1890:1ff:9f1:99:99:99:134.

Hosts with just one IP address:

ns2.vwr.com resolves to the IP address 84.207.217.235.

ns5.vwr.com resolves to the IP address 10.20.0.235.

Mail Servers

Mail for sciencekit.com is handled by two mail servers — mxa-002ab603.gslb.pphosted.com and mxb-002ab603.gslb.pphosted.com.

sciencekit.com uses an identical mail server configuration to several other domains — among them ritter-online.de, klinipath.be, au.vwr.com and two more.

Each of mxa-002ab603.gslb.pphosted.com and mxb-002ab603.gslb.pphosted.com points to exactly one IP address: 205.220.176.142.

mxa-002ab603.gslb.pphosted.com and mxb-002ab603.gslb.pphosted.com each have 205.220.176.142 IP addresses.