`physicstoday.com`

DNSSEC	⚠️ Not signed
A	20.85.172.21^{🇺🇸 Microsoft20.64.0.0/10}
NS	`ns11.constellix.com` ⭐
		A	2600:180a:1001::1^{🇺🇸 Tiggee2600:180a:1001::/48 Constellix anycast network}
			PTR	`ns11.constellix.com`
		A	96.45.80.1^{🇺🇸 Tiggee96.45.80.0/24 route 96.45.80.0/24}
			PTR	`ns11.constellix.com`
NS	`ns21.constellix.com`
		A	2600:180b:2001::1^{🇺🇸 Tiggee2600:180b:2001::/48 Constellix anycast network}
			PTR	`ns21.constellix.com`
		A	46.31.236.1^{🇺🇸 Tiggee46.31.236.0/24 route 46.31.236.0/24}
			PTR	`ns21.constellix.com`
NS	`ns31.constellix.com`
		A	2600:180c:3001::1^{🇺🇸 Tiggee2600:180c:3001::/48 Constellix anycast network}
			PTR	`ns31.constellix.com`
		A	43.247.170.1^{🇯🇵 Tiggee43.247.170.0/24 route 43.247.170.0/24}
			PTR	`ns31.constellix.com`
NS	`ns41.constellix.net`
		A	2600:180a:4001::1^{🇺🇸 Tiggee2600:180a:4001::/48 Constellix anycast network}
			PTR	`ns41.constellix.net`
		A	96.45.81.1^{🇺🇸 Tiggee96.45.81.0/24 route 96.45.81.0/24}
			PTR	`ns41.constellix.net`
NS	`ns51.constellix.net`
		A	2600:180b:5001::1^{🇺🇸 Tiggee2600:180b:5001::/48 Constellix anycast network}
			PTR	`ns51.constellix.net`
		A	46.31.237.1^{🇺🇸 Tiggee46.31.237.0/24 route 46.31.237.0/24}
			PTR	`ns51.constellix.net`
NS	`ns61.constellix.net`
		A	2600:180c:6001::1^{🇺🇸 Tiggee2600:180c:6001::/48 Constellix anycast network}
			PTR	`ns61.constellix.net`
		A	43.247.171.1^{🇯🇵 Tiggee43.247.171.0/24 route 43.247.171.0/24}
			PTR	`ns61.constellix.net`
SOA	`ns11.constellix.com`dns@constellix.com 2015-01-01 #4

`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=1776008847

WOT: SAFE (64/100)

Subdomains

www.physicstoday.com

Same first word

physicstoday.com

physicstoday.net

physicstoday.org

DNS History

19 records (7 active, 12 former)

○NSdns-5a.aip.org2015-05-14 → 2017-07-05 · 4 obs

● 2015-05-14 15:09:00
● 2017-07-05 21:32:36
○ 2026-02-22 12:53:40
○ 2026-04-12 15:55:42

○NSdns-5b.aip.org2015-05-14 → 2017-07-05 · 4 obs

● 2015-05-14 15:09:00
● 2017-07-05 21:32:36
○ 2026-02-22 12:53:40
○ 2026-04-12 15:55:42

○NSdns-5c.int.aip.org2015-05-14 → 2017-07-05 · 4 obs

● 2015-05-14 15:09:00
● 2017-07-05 21:32:36
○ 2026-02-22 12:53:40
○ 2026-04-12 15:55:42

○NSdns-7a.aip.org2015-05-14 → 2017-07-05 · 4 obs

● 2015-05-14 15:09:00
● 2017-07-05 21:32:36
○ 2026-02-22 12:53:40
○ 2026-04-12 15:55:42

●NSns11.constellix.com2026-02-22 → 2026-04-12 · 3 obs

○ 2017-07-05 21:32:36
● 2026-02-22 12:53:40
● 2026-04-12 15:55:42

●NSns21.constellix.com2026-02-22 → 2026-04-12 · 3 obs

○ 2017-07-05 21:32:36
● 2026-02-22 12:53:40
● 2026-04-12 15:55:42

●NSns31.constellix.com2026-02-22 → 2026-04-12 · 3 obs

○ 2017-07-05 21:32:36
● 2026-02-22 12:53:40
● 2026-04-12 15:55:42

●NSns41.constellix.net2026-02-22 → 2026-04-12 · 3 obs

○ 2017-07-05 21:32:36
● 2026-02-22 12:53:40
● 2026-04-12 15:55:42

●NSns51.constellix.net2026-02-22 → 2026-04-12 · 3 obs

○ 2017-07-05 21:32:36
● 2026-02-22 12:53:40
● 2026-04-12 15:55:42

●NSns61.constellix.net2026-02-22 → 2026-04-12 · 3 obs

○ 2017-07-05 21:32:36
● 2026-02-22 12:53:40
● 2026-04-12 15:55:42

○MXmailgate-2a.aip.org2015-05-14 → 2017-07-05 · 4 obs

● 2015-05-14 15:09:00
● 2017-07-05 21:32:36
○ 2026-02-22 12:53:40
○ 2026-04-12 15:55:42

○MXsmtp1.aip.org2015-05-14 → 2017-07-05 · 4 obs

● 2015-05-14 15:09:00
● 2017-07-05 21:32:36
○ 2026-02-22 12:53:40
○ 2026-04-12 15:55:42

○MXsmtp3.aip.org2015-05-14 → 2017-07-05 · 4 obs

● 2015-05-14 15:09:00
● 2017-07-05 21:32:36
○ 2026-02-22 12:53:40
○ 2026-04-12 15:55:42

●A20.85.172.212026-02-22 → 2026-04-12 · 3 obs

○ 2017-07-05 21:32:36
● 2026-02-22 12:53:40
● 2026-04-12 15:55:42

○A209.18.110.372016-03-25 → 2016-07-18 · 5 obs

○ 2015-12-27 04:03:00
● 2016-03-25 19:43:24
● 2016-07-18 21:32:56
○ 2017-07-05 21:32:36
○ 2026-04-12 15:55:42

○A209.18.110.382016-03-25 → 2016-07-18 · 5 obs

○ 2015-12-27 04:03:00
● 2016-03-25 19:43:24
● 2016-07-18 21:32:56
○ 2017-07-05 21:32:36
○ 2026-04-12 15:55:42

○A209.18.110.402016-03-25 → 2016-07-18 · 5 obs

○ 2015-12-27 04:03:00
● 2016-03-25 19:43:24
● 2016-07-18 21:32:56
○ 2017-07-05 21:32:36
○ 2026-04-12 15:55:42

○A212.54.151.342015-05-14 → 2015-12-27 · 4 obs

● 2015-05-14 15:09:00
● 2015-12-27 04:03:00
○ 2016-03-25 19:43:24
○ 2026-04-12 15:55:42

○A65.156.1.1422017-07-05 → 2017-07-05 · 4 obs

○ 2016-07-18 21:32:56
● 2017-07-05 21:32:36
○ 2026-02-22 12:53:40
○ 2026-04-12 15:55:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net...	-
physicstoday.com	ns11.constellix.com, ns51.constellix.net, ns41.constellix.net, ns21.constellix.com...	6 records

✅ Authoritative Response

Server:96.45.80.1

NS records: ns11.constellix.com, ns51.constellix.net, ns41.constellix.net, ns21.constellix.com, ns61.constellix.net, ns31.constellix.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for physicstoday.com (unsigned zone)

⏱️ Timing

Total: 202ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`20.85.172.21`
NS	6	`ns51.constellix.net, ns61.constellix.net...`
SOA	1	`ns11.constellix.com dns.constellix.com`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns11.constellix.com, ns11.constellix.com, ns21.constellix.com...)

Analysis

Hierarchy

physicstoday.com is the parent of www.physicstoday.com.

IP Addresses

physicstoday.com points to IP number 20.85.172.21.

For instance, other host names aip.scitation.org, journals.aip.org, avspublications.org, journalofrheology.org and scitation.aip.org share IP numbers with physicstoday.com.

Name Servers

physicstoday.com is delegated to six name servers: ns11.constellix.com, ns21.constellix.com, ns31.constellix.com, ns41.constellix.net, ns51.constellix.net and ns61.constellix.net.

physicstoday.com shares name servers with other domains at least partially, for example 5777bet2.com, fluidstream.eu, accesssecurepay.org, 7thbl.com and milliman.info.