postdoctraining.com - robtex.com

postdoctraining.com

DNSSEC⚠️ Not signed
A104.21.8.190Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.130.153🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScarl.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b6a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarl.ns.cloudflare.com
A2803:f800:50::6ca2:c16a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcarl.ns.cloudflare.com
A2a06:98c1:50::ac40:216a🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcarl.ns.cloudflare.com
A108.162.193.106🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarl.ns.cloudflare.com
A172.64.33.106🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarl.ns.cloudflare.com
A173.245.59.106🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarl.ns.cloudflare.com
NSzita.ns.cloudflare.com 🔒
A2606:4700:50::adf5:3af3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRzita.ns.cloudflare.com
A2803:f800:50::6ca2:c0f3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRzita.ns.cloudflare.com
A2a06:98c1:50::ac40:20f3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRzita.ns.cloudflare.com
A108.162.192.243🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRzita.ns.cloudflare.com
A172.64.32.243🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRzita.ns.cloudflare.com
A173.245.58.243🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRzita.ns.cloudflare.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c19::1b🇺🇸 Google2607:f8b0:4004::/48
PTRbk-in-f27.1e100.net
A172.253.62.27🇺🇸 Google172.253.62.0/24
PTRbc-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2607:f8b0:4003:c30::1b🇺🇸 Google2607:f8b0:4003::/48
PTRyutulis-in-f27.1e100.net
A74.125.27.26🇺🇸 Google74.125.27.0/24
PTRyutulis-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2607:f8b0:4001:c70::1a🇺🇸 Google2607:f8b0:4001::/48
PTRyucbful-in-f26.1e100.net
A192.178.209.26🇺🇸 Google192.178.209.0/24
PTRyucbful-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2607:f8b0:4024:c0d::1b🇺🇸 Google2607:f8b0::/32
PTRmj-in-f27.1e100.net
A192.178.152.26🇺🇸 Google192.178.152.0/24
PTRmj-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2607:f8b0:4023:403::1a🇺🇸 Google2607:f8b0::/32
PTRgg-in-f26.1e100.net
A142.250.96.27🇺🇸 Google142.250.96.0/24
PTRgg-in-f27.1e100.net
TXTgoogle-site-verification=Q_JhkaPnkc0D_ZpThxCwuen8CS3t2LJzlY-gjL5quvs
TXTv=spf1 a mx ip4:185.145.13.71 a:_spf.google.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.8.190, 172.67.130.153
SOAcarl.ns.cloudflare.comdns@cloudflare.com serial=2397436766

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1771291435

Previously MX for

postdoctraining.com

Same first word

postdoctraining.com
postdoctraining.org

DNS History

19 records (9 active, 10 former)

20162017201820192020202120222023202420252026NScarl.ns.cloudflare.comzita.ns.cloudflare.comns2451.hostgator.comns2452.hostgator.comns6595.hostgator.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comdc-0d3c6267.postdoctraining.compostdoctraining.comA104.21.8.190172.67.130.153104.28.6.42104.28.7.42192.185.224.862400:cb00:2048:1::681c:62a2400:cb00:2048:1::681c:72a
●NScarl.ns.cloudflare.com2017-01-03 → 2026-02-26 · 3 obs
○ 2016-04-02 09:12:24
● 2017-01-03 00:10:12
● 2026-02-26 02:59:36
○NSns2451.hostgator.com2015-06-23 → 2016-04-02 · 4 obs
● 2015-06-23 06:13:26
● 2016-04-02 09:12:24
○ 2017-01-03 00:10:12
○ 2026-02-26 02:59:36
○NSns2452.hostgator.com2015-06-23 → 2016-04-02 · 4 obs
● 2015-06-23 06:13:26
● 2016-04-02 09:12:24
○ 2017-01-03 00:10:12
○ 2026-02-26 02:59:36
○NSns6595.hostgator.com2015-06-23 → 2016-04-02 · 4 obs
● 2015-06-23 06:13:26
● 2016-04-02 09:12:24
○ 2017-01-03 00:10:12
○ 2026-02-26 02:59:36
●NSzita.ns.cloudflare.com2017-01-03 → 2026-02-26 · 3 obs
○ 2016-04-02 09:12:24
● 2017-01-03 00:10:12
● 2026-02-26 02:59:36
●MXalt1.aspmx.l.google.com2020-02-01 → 2026-02-26 · 3 obs
○ 2017-01-03 00:10:12
● 2020-02-01 06:48:54
● 2026-02-26 02:59:36
●MXalt2.aspmx.l.google.com2020-02-01 → 2026-02-26 · 3 obs
○ 2017-01-03 00:10:12
● 2020-02-01 06:48:54
● 2026-02-26 02:59:36
●MXalt3.aspmx.l.google.com2020-02-01 → 2026-02-26 · 3 obs
○ 2017-01-03 00:10:12
● 2020-02-01 06:48:54
● 2026-02-26 02:59:36
●MXalt4.aspmx.l.google.com2020-02-01 → 2026-02-26 · 3 obs
○ 2017-01-03 00:10:12
● 2020-02-01 06:48:54
● 2026-02-26 02:59:36
●MXaspmx.l.google.com2020-02-01 → 2026-02-26 · 3 obs
○ 2017-01-03 00:10:12
● 2020-02-01 06:48:54
● 2026-02-26 02:59:36
○MXdc-0d3c6267.postdoctraining.com2017-01-03 → 2017-01-03 · 4 obs
○ 2016-04-02 09:12:24
● 2017-01-03 00:10:12
○ 2020-02-01 06:48:54
○ 2026-02-26 02:59:36
○MXpostdoctraining.com2015-06-23 → 2016-04-02 · 4 obs
● 2015-06-23 06:13:26
● 2016-04-02 09:12:24
○ 2017-01-03 00:10:12
○ 2026-02-26 02:59:36
●A104.21.8.1902026-02-15 → 2026-02-26 · 3 obs
○ 2020-02-01 06:48:54
● 2026-02-15 15:23:28
● 2026-02-26 02:59:36
○A104.28.6.422017-01-03 → 2020-02-01 · 5 obs
○ 2016-04-02 09:12:24
● 2017-01-03 00:10:12
● 2020-02-01 06:48:54
○ 2026-02-15 15:23:28
○ 2026-02-26 02:59:36
○A104.28.7.422017-01-03 → 2020-02-01 · 5 obs
○ 2016-04-02 09:12:24
● 2017-01-03 00:10:12
● 2020-02-01 06:48:54
○ 2026-02-15 15:23:28
○ 2026-02-26 02:59:36
●A172.67.130.1532026-02-15 → 2026-02-26 · 3 obs
○ 2020-02-01 06:48:54
● 2026-02-15 15:23:28
● 2026-02-26 02:59:36
○A192.185.224.862015-06-23 → 2016-04-02 · 4 obs
● 2015-06-23 06:13:26
● 2016-04-02 09:12:24
○ 2017-01-03 00:10:12
○ 2026-02-26 02:59:36
○A2400:cb00:2048:1::681c:62a2017-01-03 → 2017-01-03 · 4 obs
○ 2016-04-02 09:12:24
● 2017-01-03 00:10:12
○ 2020-02-01 06:48:54
○ 2026-02-26 02:59:36
○A2400:cb00:2048:1::681c:72a2017-01-03 → 2017-01-03 · 4 obs
○ 2016-04-02 09:12:24
● 2017-01-03 00:10:12
○ 2020-02-01 06:48:54
○ 2026-02-26 02:59:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, k.gtld-servers.net, d.gtld-servers.net, i.gtld-servers.net...-
postdoctraining.comcarl.ns.cloudflare.com, zita.ns.cloudflare.com12 records

✅ Authoritative Response

Server: 108.162.192.243

NS records: carl.ns.cloudflare.com, zita.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for postdoctraining.com (unsigned zone)

⏱️ Timing

Total: 220ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.130.153, 104.21.8.190
NS2carl.ns.cloudflare.com, zita.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT2google-site-verification=Q_JhkaPnkc0D_Zp, v=spf1 a mx ip4:185.145.13.71 a:_spf.goo
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1carl.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (carl.ns.cloudflare.com, carl.ns.cloudflare.com, carl.ns.cloudflare.com...)

AI analysis

postdoctraining.com points to two IP numbers: 104.21.8.190 and 172.67.130.153.

Other host names, for instance m2p.tn, sltam.net, oaokondopoga.ru, weispot.com and venamorelia.com.mx share IP numbers with postdoctraining.com.

postdoctraining.com is delegated to two name servers: carl.ns.cloudflare.com and zita.ns.cloudflare.com.

postdoctraining.com uses the same name server setup as other domains, for instance ozkrewards.com, repairmatters.ca, tomdispatch.com, magical-project.com and 3roodq8.com.

postdoctraining.com shares name servers with other domains at least partially, for instance tigerone.vip, asgard.pw, totalpim.com, jun88game.org and invaulta.com.au.

these name servers are often used together with the name servers adi.ns.cloudflare.com.

Host names with six IP numbers: carl.ns.cloudflare.com points to 2606:4700:58::adf5:3b6a, 2803:f800:50::6ca2:c16a, 2a06:98c1:50::ac40:216a, 108.162.193.106, 172.64.33.106 and 173.245.59.106; zita.ns.cloudflare.com points to 2606:4700:50::adf5:3af3, 2803:f800:50::6ca2:c0f3, 2a06:98c1:50::ac40:20f3, 108.162.192.243, 172.64.32.243 and 173.245.58.243.

postdoctraining.com is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

postdoctraining.com shares some mail servers with other domains, including ns500693.ns500693.ns500693.ns500699.ns500699.ns500693.ns500734.ns500588.ns500699.ns500588.ns500683.ns500699.ns500632.ns500632.ns500588.ns500588.dtrkdll.com, ns500731.ns500671.ns500671.ns500671.ns500671.ns500731.ns500704.ns500688.ns500678.ns500291.ns500291.lustychickser.com, ns500754.ns500731.ns500742.ns500671.ns500704.ns500688.ns500704.ns500688.ns500671.ns500705.ns500688.ns500649.ns500671.ns500291.ns500291.ns500131.lustychickser.com, ns500671.ns500742.ns500754.ns500731.ns500742.ns500742.ns500742.ns500742.ns500688.ns500704.ns500688.ns500649.ns500131.lustychickser.com and ns500693.ns500699.ns500734.ns500693.ns500693.ns500693.ns500693.ns500699.ns500699.ns500699.ns500693.ns500683.ns500588.ns500683.ns500693.ns500683.ns500588.dtrkdll.com.

these mail servers are commonly used with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IP numbers:

aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 172.253.62.27.

alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26.

alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26.

alt3.aspmx.l.google.com points to 2607:f8b0:4024:c0d::1b and 192.178.152.26.

alt4.aspmx.l.google.com points to 2607:f8b0:4023:403::1a and 142.250.96.27.