admin.doctutorials.com - robtex.com

admin.doctutorials.com

DNSSEC⚠️ Not signed
A13.202.214.168🇺🇸 Amazon13.202.0.0/15 EC2 BOM Prefix
PTRec2-13-202-214-168.ap-south-1.compute.amazonaws.com
A13.204.24.179🇺🇸 Amazon13.204.0.0/14 EC2 BOM prefix
MXmx1.mailer91.com ⭐
A103.94.140.253🇮🇳 Amazon103.94.140.0/24 Route Object
PTRsmtp-node-1.mailer91.com
MXmx2.mailer91.com(10)
A103.39.132.238🇮🇳 EMAXGLOBAL-AS103.39.132.0/24 EMAX GLOBAL MEDIA PVT. LTD.
PTRsmtp.mailer91.com
MXmxa.mailgun.org(10)
A34.160.157.95🇺🇸 Google34.160.0.0/16
PTR95.157.160.34.bc.googleusercontent.com
MXmxb.mailgun.org(10)
A34.160.13.42🇺🇸 Google34.160.0.0/16
PTR42.13.160.34.bc.googleusercontent.com
TXTv=spf1 include:mailgun.org include:mailer91.com ~all

doctutorials.com

DNSSEC⚠️ Not signed
A13.205.251.212🇺🇸 Amazon13.204.0.0/14 EC2 BOM prefix
A65.1.24.160🇮🇳 Amazon65.0.0.0/14 EC2 BOM prefix
NSns-1545.awsdns-01.co.uk ⭐
NSns-1224.awsdns-25.org
NSns-474.awsdns-59.com
NSns-910.awsdns-49.net
MXaspmx.l.google.com ⭐
MXalt1.aspmx.l.google.com(5)
MXalt2.aspmx.l.google.com(5)
MXalt3.aspmx.l.google.com(10)
MXalt4.aspmx.l.google.com(10)
MXmxa.eu.mailgun.org(10)
MXmxb.eu.mailgun.org(10)
TXTMS=EAE37EDC54F86B4846908432C652BFC5F1DFA6E8
TXTMS=ms33692168
TXTv=spf1 include:_spf.google.com include:mailgun.org include:spf.protection.out...
SOAns-1545.awsdns-01.co.ukawsdns-hostmaster@amazon.com serial=1
📈 Tranco rank: #711,493

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DNS History

10 records (6 active, 4 former)

MXmx1.mailer91.commx2.mailer91.commxa.mailgun.orgmxb.mailgun.orgA13.202.214.16813.204.24.17913.127.182.21313.235.192.415.206.60.19515.207.37.13
●MXmx1.mailer91.com2026-03-07 → 2026-03-25 · 2 obs
● 2026-03-07 13:20:26
● 2026-03-25 02:23:06
●MXmx2.mailer91.com2026-03-07 → 2026-03-25 · 2 obs
● 2026-03-07 13:20:26
● 2026-03-25 02:23:06
●MXmxa.mailgun.org2026-03-07 → 2026-03-25 · 2 obs
● 2026-03-07 13:20:26
● 2026-03-25 02:23:06
●MXmxb.mailgun.org2026-03-07 → 2026-03-25 · 2 obs
● 2026-03-07 13:20:26
● 2026-03-25 02:23:06
○A13.127.182.2132026-03-07 → 2026-03-07 · 3 obs
● 2026-03-07 13:20:26
○ 2026-03-18 06:27:28
○ 2026-03-25 02:23:06
●A13.202.214.1682026-03-25 → 2026-03-25 · 3 obs
○ 2026-03-18 06:27:28
● 2026-03-25 02:23:04
● 2026-03-25 02:23:06
●A13.204.24.1792026-03-25 → 2026-03-25 · 3 obs
○ 2026-03-18 06:27:28
● 2026-03-25 02:23:04
● 2026-03-25 02:23:06
○A13.235.192.42026-03-07 → 2026-03-07 · 3 obs
● 2026-03-07 13:20:26
○ 2026-03-18 06:27:28
○ 2026-03-25 02:23:06
○A15.206.60.1952026-03-18 → 2026-03-18 · 4 obs
○ 2026-03-07 13:20:26
● 2026-03-18 06:27:28
○ 2026-03-25 02:23:04
○ 2026-03-25 02:23:06
○A15.207.37.132026-03-18 → 2026-03-18 · 4 obs
○ 2026-03-07 13:20:26
● 2026-03-18 06:27:28
○ 2026-03-25 02:23:04
○ 2026-03-25 02:23:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net...-
doctutorials.comns-474.awsdns-59.com, ns-910.awsdns-49.net, ns-1545.awsdns-01.co.uk, ns-1224.awsdns-25.org1 record

✅ Authoritative Response

Server:205.251.196.200

NS records: ns-474.awsdns-59.com, ns-910.awsdns-49.net, ns-1545.awsdns-01.co.uk, ns-1224.awsdns-25.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for doctutorials.com (unsigned zone)

⏱️ Timing

Total: 403ms | Queries: -

📄 Records

TypeCountSample Data
A213.204.24.179, 13.202.214.168
MX4mx2.mailer91.com (pri: 10), mxa.mailgun.org (pri: 10)...
TXT1v=spf1 include:mailgun.org include:maile

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-474.awsdns-59.com)

Analysis

IP Addresses

admin.doctutorials.com points to two IPs: 13.202.214.168 and 13.204.24.179.

Mail Servers

admin.doctutorials.com is handled by four mail servers: mx1.mailer91.com, mx2.mailer91.com, mxa.mailgun.org and mxb.mailgun.org.

admin.doctutorials.com shares mail servers with other domains at least in part, for instance bincortex.com, ckmail4.com, marwaan.net, finehearingcare.com and baptistacademy.finalsite.com.

These mail servers are commonly used together with the mail servers aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, smtp.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names with one IP number:

mx1.mailer91.com points to: 103.94.140.253

mx2.mailer91.com points to: 103.39.132.238

mxa.mailgun.org points to: 34.160.157.95

mxb.mailgun.org points to: 34.160.13.42