supercomputing.guru - robtex.com

supercomputing.guru

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:1cc9🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:9388🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.28.201Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.147.136🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSirma.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3aa6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRirma.ns.cloudflare.com
A2803:f800:50::6ca2:c0a6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRirma.ns.cloudflare.com
A2a06:98c1:50::ac40:20a6🇺🇸 Cloudflare2a06:98c1:50::/45
PTRirma.ns.cloudflare.com
A108.162.192.166🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRirma.ns.cloudflare.com
A172.64.32.166🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRirma.ns.cloudflare.com
A173.245.58.166🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRirma.ns.cloudflare.com
NSrick.ns.cloudflare.com
A2606:4700:58::adf5:3b8b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrick.ns.cloudflare.com
A2803:f800:50::6ca2:c18b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrick.ns.cloudflare.com
A2a06:98c1:50::ac40:218b🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrick.ns.cloudflare.com
A108.162.193.139🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrick.ns.cloudflare.com
A172.64.33.139🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrick.ns.cloudflare.com
A173.245.59.139🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrick.ns.cloudflare.com
MXmail.pglaf.org ⭐
A69.55.231.143🇺🇸 AS2248969.55.231.0/24 PNAP-SDG
PTRmail.pglaf.org
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.28.201, 172.67.147.136
IPv62606:4700:3030::6815:1cc9, 2606:4700:3037::ac43:9388
SOAirma.ns.cloudflare.comdns@cloudflare.com serial=2396650902

guru

DNSSEC🔒 Signed (DS record present)
NSv0n0.nic.guru ⭐
NSv0n1.nic.guru
NSv0n2.nic.guru
NSv0n3.nic.guru
NSv2n0.nic.guru
NSv2n1.nic.guru
SOAv0n0.nic.guruhostmaster@donuts.email serial=1772415079

Same first word

supercomputing.guru
supercomputing.pl
supercomputing.org
supercomputing.co.uk
supercomputing.com

DNS History

13 records (7 active, 6 former)

2017201820192020202120222023202420252026NSirma.ns.cloudflare.comrick.ns.cloudflare.comns1.mydyndns.orgns1134.dns.dyn.comns2159.dns.dyn.comns3135.dns.dyn.comns4134.dns.dyn.comMXmail.pglaf.orgA104.21.28.201172.67.147.1362606:4700:3030::6815:1cc92606:4700:3037::ac43:938865.50.255.19
●NSirma.ns.cloudflare.com2026-02-15 → 2026-03-02 · 3 obs
○ 2017-08-08 21:56:08
● 2026-02-15 09:53:22
● 2026-03-02 02:04:16
○NSns1.mydyndns.org2016-12-11 → 2017-08-08 · 4 obs
● 2016-12-11 00:44:54
● 2017-08-08 21:56:08
○ 2026-02-15 09:53:22
○ 2026-03-02 02:04:16
○NSns1134.dns.dyn.com2016-12-11 → 2017-08-08 · 4 obs
● 2016-12-11 00:44:54
● 2017-08-08 21:56:08
○ 2026-02-15 09:53:22
○ 2026-03-02 02:04:16
○NSns2159.dns.dyn.com2016-12-11 → 2017-08-08 · 4 obs
● 2016-12-11 00:44:54
● 2017-08-08 21:56:08
○ 2026-02-15 09:53:22
○ 2026-03-02 02:04:16
○NSns3135.dns.dyn.com2016-12-11 → 2017-08-08 · 4 obs
● 2016-12-11 00:44:54
● 2017-08-08 21:56:08
○ 2026-02-15 09:53:22
○ 2026-03-02 02:04:16
○NSns4134.dns.dyn.com2016-12-11 → 2017-08-08 · 4 obs
● 2016-12-11 00:44:54
● 2017-08-08 21:56:08
○ 2026-02-15 09:53:22
○ 2026-03-02 02:04:16
●NSrick.ns.cloudflare.com2026-02-15 → 2026-03-02 · 3 obs
○ 2017-08-08 21:56:08
● 2026-02-15 09:53:22
● 2026-03-02 02:04:16
●MXmail.pglaf.org2016-12-11 → 2026-03-02 · 2 obs
● 2016-12-11 00:44:54
● 2026-03-02 02:04:16
●A104.21.28.2012026-02-15 → 2026-03-02 · 3 obs
○ 2017-08-08 21:56:08
● 2026-02-15 09:53:22
● 2026-03-02 02:04:16
●A172.67.147.1362026-02-15 → 2026-03-02 · 3 obs
○ 2017-08-08 21:56:08
● 2026-02-15 09:53:22
● 2026-03-02 02:04:16
●A2606:4700:3030::6815:1cc92026-02-15 → 2026-03-02 · 3 obs
○ 2017-08-08 21:56:08
● 2026-02-15 09:53:22
● 2026-03-02 02:04:16
●A2606:4700:3037::ac43:93882026-02-15 → 2026-03-02 · 3 obs
○ 2017-08-08 21:56:08
● 2026-02-15 09:53:22
● 2026-03-02 02:04:16
○A65.50.255.192016-12-11 → 2017-08-08 · 4 obs
● 2016-12-11 00:44:54
● 2017-08-08 21:56:08
○ 2026-02-15 09:53:22
○ 2026-03-02 02:04:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
guruv2n1.nic.guru, v0n3.nic.guru, v0n1.nic.guru, v0n0.nic.guru...12 records
supercomputing.guruirma.ns.cloudflare.com, rick.ns.cloudflare.com-

✅ Authoritative Response

Server: 173.245.59.139

NS records: irma.ns.cloudflare.com, rick.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for supercomputing.guru (unsigned zone)

⏱️ Timing

Total: 422ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.28.201, 172.67.147.136
AAAA22606:4700:3037::ac43:9388, 2606:4700:3030::6815:1cc9
NS2irma.ns.cloudflare.com, rick.ns.cloudflare.com
MX1mail.pglaf.org (pri: 10)
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1irma.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v2n1.nic.guru, v2n1.nic.guru, v0n3.nic.guru...)

Analysis

IP Addresses

supercomputing.guru points to four IP numbers: 2606:4700:3030::6815:1cc9, 2606:4700:3037::ac43:9388, 104.21.28.201 and 172.67.147.136.

For instance, other host names firstseashipping.com, interimpartners.com, shaguangban.com, imgx.ro and plumbingrooterservices.com share IP numbers with supercomputing.guru.

Name Servers

supercomputing.guru is delegated to two name servers: irma.ns.cloudflare.com and rick.ns.cloudflare.com.

supercomputing.guru uses the same name server setup as other domains such as exosomatic.net, iraq4all.net, olifer.it, arkyncdn.net and gethyphen.com.

supercomputing.guru shares name servers with other domains at least partially, for example bwdigitalmedia.com, luellajune.com, cd-ent.com, universityequipe.com and senkaro.pro.

These name servers are commonly used with nitin.ns.cloudflare.com.

Host names with six IP numbers: host name irma.ns.cloudflare.com points to: 2606:4700:50::adf5:3aa6, 2803:f800:50::6ca2:c0a6, 2a06:98c1:50::ac40:20a6, 108.162.192.166, 172.64.32.166 and 173.245.58.166; host name rick.ns.cloudflare.com points to: 2606:4700:58::adf5:3b8b, 2803:f800:50::6ca2:c18b, 2a06:98c1:50::ac40:218b, 108.162.193.139, 172.64.33.139 and 173.245.59.139.

Mail Servers

supercomputing.guru is handled by a single mail server, mail.pglaf.org.

supercomputing.guru uses the same mail server setup as other domains like pglaf.org and indexpup.com.

mail.pglaf.org points to a single IP: 69.55.231.143.