physics.info - dns.ninja

physics.info

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:e68πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3037::ac43:9ea3πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.14.104Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.158.163πŸ‡ΊπŸ‡Έ Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
NScleo.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b59πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcleo.ns.cloudflare.com
A2803:f800:50::6ca2:c159πŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcleo.ns.cloudflare.com
A2a06:98c1:50::ac40:2159πŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRcleo.ns.cloudflare.com
A108.162.193.89πŸ‡ΊπŸ‡Έ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcleo.ns.cloudflare.com
A172.64.33.89πŸ‡ΊπŸ‡Έ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcleo.ns.cloudflare.com
A173.245.59.89πŸ‡ΊπŸ‡Έ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcleo.ns.cloudflare.com
NStina.ns.cloudflare.com
A2606:4700:50::adf5:3ae6πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtina.ns.cloudflare.com
A2803:f800:50::6ca2:c0e6πŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRtina.ns.cloudflare.com
A2a06:98c1:50::ac40:20e6πŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRtina.ns.cloudflare.com
A108.162.192.230πŸ‡ΊπŸ‡Έ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtina.ns.cloudflare.com
A172.64.32.230πŸ‡ΊπŸ‡Έ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtina.ns.cloudflare.com
A173.245.58.230πŸ‡ΊπŸ‡Έ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtina.ns.cloudflare.com
MXmx01.mail.icloud.com ⭐
A17.42.251.62πŸ‡ΊπŸ‡Έ Apple17.42.0.0/16
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
PTRmx3.mail.icloud.com
A17.56.9.31πŸ‡ΊπŸ‡Έ Apple17.56.9.0/24
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
A17.57.152.5πŸ‡ΊπŸ‡Έ Apple17.57.152.0/23
PTRic4-privaterelay.appleid.com
PTRsmtp1.ic4-privaterelay.appleid.com
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
A17.57.154.33πŸ‡ΊπŸ‡Έ Apple17.57.154.0/24
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
A17.57.155.25πŸ‡ΊπŸ‡Έ Apple17.57.155.0/24
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
A17.57.156.30πŸ‡ΊπŸ‡Έ Apple17.57.156.0/24
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
MXmx02.mail.icloud.com ⭐
A17.42.251.62πŸ‡ΊπŸ‡Έ Apple17.42.0.0/16
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
PTRmx3.mail.icloud.com
A17.56.9.31πŸ‡ΊπŸ‡Έ Apple17.56.9.0/24
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
A17.57.152.5πŸ‡ΊπŸ‡Έ Apple17.57.152.0/23
PTRic4-privaterelay.appleid.com
PTRsmtp1.ic4-privaterelay.appleid.com
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
A17.57.154.33πŸ‡ΊπŸ‡Έ Apple17.57.154.0/24
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
A17.57.155.25πŸ‡ΊπŸ‡Έ Apple17.57.155.0/24
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
A17.57.156.30πŸ‡ΊπŸ‡Έ Apple17.57.156.0/24
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
TXTapple-domain=RssC9hiGRxytgmSG
TXTgoogle-site-verification=xTiSKZe-i9qqZhS2-7YadwjS1OgWoRac3f8mVY7cnfk
TXTv=spf1 +a +mx +ip4:172.96.186.143 +ip4:173.192.232.253 +ip4:173.192.209.197 i...
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4 hints104.21.14.104, 172.67.158.163
IPv6 hints2606:4700:3035::6815:e68, 2606:4700:3037::ac43:9ea3
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=196, name=cloudflare-ech.com
SOAcleo.ns.cloudflare.comdns@cloudflare.com serial=2410360012

info

DNSSECπŸ”’ Signed (DS record present)
NSa0.info.afilias-nst.info ⭐
NSa2.info.afilias-nst.info
NSb0.info.afilias-nst.org ⚠️ Not in parent delegation
NSb2.info.afilias-nst.org ⚠️ Not in parent delegation
NSc0.info.afilias-nst.info
NSd0.info.afilias-nst.org ⚠️ Not in parent delegation
SOAa0.info.afilias-nst.infohostmaster@donuts.email serial=1784956154
rank #74457 globally
rank #263 in the tld
WOT: SAFE (86/100)
πŸ“ˆ Tranco rank: #249,889

Subdomains

Same first word

Similar names

DNS History

15 records (8 active, 7 former)

20162017201820192020202120222023202420252026NScleo.ns.cloudflare.comtina.ns.cloudflare.comns5.hawkhost.comns6.hawkhost.comMXmx01.mail.icloud.commx02.mail.icloud.commx1.arandomserver.commx2.arandomserver.comA104.21.14.104172.67.158.1632606:4700:3035::6815:e682606:4700:3037::ac43:9ea3198.252.100.462606:4700:3034::6815:e682606:4700:3034::ac43:9ea3
●NScleo.ns.cloudflare.com2026-02-21 β†’ 2026-07-25 Β· 3 obs
β—‹ 2017-02-16 02:19:16
● 2026-02-21 07:41:00
● 2026-07-25 05:45:30
β—‹NSns5.hawkhost.com2015-08-22 β†’ 2017-02-16 Β· 4 obs
● 2015-08-22 16:25:26
● 2017-02-16 02:19:16
β—‹ 2026-02-21 07:41:00
β—‹ 2026-07-25 05:45:30
β—‹NSns6.hawkhost.com2015-08-22 β†’ 2017-02-16 Β· 4 obs
● 2015-08-22 16:25:26
● 2017-02-16 02:19:16
β—‹ 2026-02-21 07:41:00
β—‹ 2026-07-25 05:45:30
●NStina.ns.cloudflare.com2026-02-21 β†’ 2026-07-25 Β· 3 obs
β—‹ 2017-02-16 02:19:16
● 2026-02-21 07:41:00
● 2026-07-25 05:45:30
●MXmx01.mail.icloud.com2026-02-21 β†’ 2026-07-25 Β· 3 obs
β—‹ 2017-02-16 02:19:16
● 2026-02-21 07:41:00
● 2026-07-25 05:45:30
●MXmx02.mail.icloud.com2026-02-21 β†’ 2026-07-25 Β· 3 obs
β—‹ 2017-02-16 02:19:16
● 2026-02-21 07:41:00
● 2026-07-25 05:45:30
β—‹MXmx1.arandomserver.com2015-08-22 β†’ 2017-02-16 Β· 4 obs
● 2015-08-22 16:25:26
● 2017-02-16 02:19:16
β—‹ 2026-02-21 07:41:00
β—‹ 2026-07-25 05:45:30
β—‹MXmx2.arandomserver.com2015-08-22 β†’ 2017-02-16 Β· 4 obs
● 2015-08-22 16:25:26
● 2017-02-16 02:19:16
β—‹ 2026-02-21 07:41:00
β—‹ 2026-07-25 05:45:30
●A104.21.14.1042026-02-21 β†’ 2026-07-25 Β· 3 obs
β—‹ 2017-02-16 02:19:16
● 2026-02-21 07:41:00
● 2026-07-25 05:45:30
●A172.67.158.1632026-02-21 β†’ 2026-07-25 Β· 3 obs
β—‹ 2017-02-16 02:19:16
● 2026-02-21 07:41:00
● 2026-07-25 05:45:30
β—‹A198.252.100.462015-08-22 β†’ 2017-02-16 Β· 4 obs
● 2015-08-22 16:25:26
● 2017-02-16 02:19:16
β—‹ 2026-02-21 07:41:00
β—‹ 2026-07-25 05:45:30
β—‹A2606:4700:3034::6815:e682026-02-21 β†’ 2026-06-06 Β· 5 obs
β—‹ 2017-02-16 02:19:16
● 2026-02-21 07:41:00
● 2026-06-06 04:19:38
β—‹ 2026-06-27 02:28:32
β—‹ 2026-07-25 05:45:30
β—‹A2606:4700:3034::ac43:9ea32026-02-21 β†’ 2026-06-06 Β· 5 obs
β—‹ 2017-02-16 02:19:16
● 2026-02-21 07:41:00
● 2026-06-06 04:19:38
β—‹ 2026-06-27 02:28:32
β—‹ 2026-07-25 05:45:30
●A2606:4700:3035::6815:e682026-06-27 β†’ 2026-07-25 Β· 3 obs
β—‹ 2026-06-06 04:19:38
● 2026-06-27 02:28:32
● 2026-07-25 05:45:30
●A2606:4700:3037::ac43:9ea32026-06-27 β†’ 2026-07-25 Β· 3 obs
β—‹ 2026-06-06 04:19:38
● 2026-06-27 02:28:32
● 2026-07-25 05:45:30

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
infoa0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info-
physics.infocleo.ns.cloudflare.com, tina.ns.cloudflare.com-

βœ… Authoritative Response

Server:108.162.193.89

NS records: cleo.ns.cloudflare.com, tina.ns.cloudflare.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for physics.info (unsigned zone)

⏱️ Timing

Total: 665ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2172.67.158.163, 104.21.14.104
AAAA22606:4700:3035::6815:e68, 2606:4700:3037::ac43:9ea3
NS2cleo.ns.cloudflare.com, tina.ns.cloudflare.com
MX2mx01.mail.icloud.com (pri: 10), mx02.mail.icloud.com (pri: 10)
TXT3apple-domain=RssC9hiGRxytgmSG, google-site-verification=xTiSKZe-i9qqZhS...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1cleo.ns.cloudflare.com dns.cloudflare.co

Analysis

Hierarchy

physics.info serves as the parent of www.physics.info.

IP Addresses

physics.info has four IP addresses: 104.21.14.104, 172.67.158.163, 2606:4700:3035::6815:e68 and 2606:4700:3037::ac43:9ea3.

Two other host names, along with thecloudtechnologist.com, material.biz and southsudansafaris.com, also share IP numbers with physics.info.

Name Servers

physics.info uses two name servers for its delegation: cleo.ns.cloudflare.com and tina.ns.cloudflare.com.

physics.info shares its NS records with other domains, for example seaislandseminolecup.com, seaislandmembers.com, tydenbrooks.com and two others.

physics.info has at least partial name server overlap with other domains, such as smartfrog.hk, moneyoverydoy-itrced.buzz, odevzamani.com and two others.

It is common to find these name servers paired with the name servers wren.ns.cloudflare.com.

DNS names with 6 IP addresses:

Hostname cleo.ns.cloudflare.com directs to 108.162.193.89, 172.64.33.89 and 173.245.59.89 along with 3 other IP addresses.

Hostname tina.ns.cloudflare.com directs to 108.162.192.230, 172.64.32.230 and 173.245.58.230 along with 3 other IP addresses.

Mail Servers

physics.info is served by two mail servers, mx01.mail.icloud.com and mx02.mail.icloud.com.

Among the domains sharing a mail server setup with physics.info are ndukt.com, gninneh.com, alkue.com and two others.

At least some of physics.info's mail servers are shared with other domains, among them matousek.sk, modhaus.net, cosmic-arts.net and nicoli.mx.

DNS names with 6 IP addresses:

Hostname mx01.mail.icloud.com directs to 17.42.251.62, 17.56.9.31 and 17.57.152.5 along with 3 other IP addresses.

Hostname mx02.mail.icloud.com directs to 17.42.251.62, 17.56.9.31 and 17.57.152.5 along with 3 other IP addresses.

Both mx01.mail.icloud.com and mx02.mail.icloud.com resolve to 17.42.251.62 IP addresses each.

Both mx01.mail.icloud.com and mx02.mail.icloud.com resolve to 17.56.9.31 IP addresses each.

Both mx01.mail.icloud.com and mx02.mail.icloud.com resolve to 17.57.152.5 IP addresses each.

Both mx01.mail.icloud.com and mx02.mail.icloud.com resolve to 17.57.154.33 IP addresses each.

Both mx01.mail.icloud.com and mx02.mail.icloud.com resolve to 17.57.155.25 IP addresses each.

Both mx01.mail.icloud.com and mx02.mail.icloud.com resolve to 17.57.156.30 IP addresses each.