scholarsfirst.org - robtex.com

scholarsfirst.org

DNSSEC🔒 Signed (DS record present)
A52.52.82.116🇺🇸 Amazon52.52.0.0/15 EC2 SFO prefix
PTRec2-52-52-82-116.us-west-1.compute.amazonaws.com
NSanirban.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b40🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRanirban.ns.cloudflare.com
A2803:f800:50::6ca2:c140🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRanirban.ns.cloudflare.com
A2a06:98c1:50::ac40:2140🇺🇸 Cloudflare2a06:98c1:50::/45
PTRanirban.ns.cloudflare.com
A108.162.193.64🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRanirban.ns.cloudflare.com
A172.64.33.64🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRanirban.ns.cloudflare.com
A173.245.59.64🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRanirban.ns.cloudflare.com
NSnia.ns.cloudflare.com
A2606:4700:50::adf5:3ad2🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnia.ns.cloudflare.com
A2803:f800:50::6ca2:c0d2🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnia.ns.cloudflare.com
A2a06:98c1:50::ac40:20d2🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnia.ns.cloudflare.com
A108.162.192.210🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnia.ns.cloudflare.com
A172.64.32.210🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnia.ns.cloudflare.com
A173.245.58.210🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnia.ns.cloudflare.com
MXus-smtp-inbound-1.mimecast.com ⭐
A170.10.128.141🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.128.221🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.128.242🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.141🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.221🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.242🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
MXus-smtp-inbound-2.mimecast.com(20)
A170.10.128.141🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.128.221🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.128.242🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.141🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.221🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.242🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
TXT0ed1fe018ae4eba269251f43939e16b6ca2de04812
TXTv=spf1 mx include:spf.postini.com include:spf.obsmtp.com a:eastsecurerelay-03...
TXTv=verifydomain MS=9514516
SOAanirban.ns.cloudflare.comdns@cloudflare.com serial=2400501241

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1776240519

Subdomains

smtp.scholarsfirst.org

Same first word

scholarsfirst.us
scholarsfirst.org

Similar names

firstscholars.org
firstscholars.com

DNS History

9 records (5 active, 4 former)

20162017201820192020202120222023202420252026NSanirban.ns.cloudflare.comnia.ns.cloudflare.comns31.domaincontrol.comns32.domaincontrol.comMXus-smtp-inbound-1.mimecast.comus-smtp-inbound-2.mimecast.comsmtp.scholarsfirst.orgA52.52.82.11675.98.175.87
●NSanirban.ns.cloudflare.com2026-03-14 → 2026-04-15 · 3 obs
○ 2018-09-19 18:21:00
● 2026-03-14 05:18:48
● 2026-04-15 08:28:32
●NSnia.ns.cloudflare.com2026-03-14 → 2026-04-15 · 3 obs
○ 2018-09-19 18:21:00
● 2026-03-14 05:18:48
● 2026-04-15 08:28:32
○NSns31.domaincontrol.com2015-06-21 → 2018-09-19 · 4 obs
● 2015-06-21 23:56:46
● 2018-09-19 18:21:00
○ 2026-03-14 05:18:48
○ 2026-04-15 08:28:32
○NSns32.domaincontrol.com2015-06-21 → 2018-09-19 · 4 obs
● 2015-06-21 23:56:46
● 2018-09-19 18:21:00
○ 2026-03-14 05:18:48
○ 2026-04-15 08:28:32
○MXsmtp.scholarsfirst.org2015-06-21 → 2017-01-12 · 4 obs
● 2015-06-21 23:56:46
● 2017-01-12 22:37:36
○ 2018-09-19 18:21:00
○ 2026-04-15 08:28:32
●MXus-smtp-inbound-1.mimecast.com2018-09-19 → 2026-04-15 · 3 obs
○ 2017-01-12 22:37:36
● 2018-09-19 18:21:00
● 2026-04-15 08:28:32
●MXus-smtp-inbound-2.mimecast.com2018-09-19 → 2026-04-15 · 3 obs
○ 2017-01-12 22:37:36
● 2018-09-19 18:21:00
● 2026-04-15 08:28:32
●A52.52.82.1162018-09-19 → 2026-04-15 · 3 obs
○ 2017-01-12 22:37:36
● 2018-09-19 18:21:00
● 2026-04-15 08:28:32
○A75.98.175.872015-06-21 → 2017-01-12 · 4 obs
● 2015-06-21 23:56:46
● 2017-01-12 22:37:36
○ 2018-09-19 18:21:00
○ 2026-04-15 08:28:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, d0.org.afilias-nst.org, b2.org.afilias-nst.org-
scholarsfirst.orgnia.ns.cloudflare.com, anirban.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.64

NS records: nia.ns.cloudflare.com, anirban.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 468ms | Queries: -

📄 Records

TypeCountSample Data
A152.52.82.116
NS2anirban.ns.cloudflare.com, nia.ns.cloudflare.com
MX2us-smtp-inbound-1.mimecast.com (pri: 10), us-smtp-inbound-2.mimecast.com (pri: 20)
TXT30ed1fe018ae4eba269251f43939e16b6ca2de048, v=spf1 mx include:spf.postini.com includ...
SOA1anirban.ns.cloudflare.com dns.cloudflare

Analysis

Hierarchy

smtp.scholarsfirst.org has scholarsfirst.org as its parent.

IP Addresses

scholarsfirst.org maps to IP address 52.52.82.116.

Name Servers

Two name servers anirban.ns.cloudflare.com and nia.ns.cloudflare.com are delegated to scholarsfirst.org.

scholarsfirst.org uses the same name server configuration as other domains, such as firstfloridaintegritybank.com, agregarweb.es, pymesymas.com, pacificrimlending.org and supergrover.net.

scholarsfirst.org at least partially shares name servers with other domains such as rentalmin.cl, gogotick.com, metthier.com, tech-teacher.net and theprosperousshop.com.

These name servers are commonly used alongside ivan.ns.cloudflare.com, norah.ns.cloudflare.com and nelci.ns.cloudflare.com.

Host names with six IP numbers: Host name anirban.ns.cloudflare.com points to 2606:4700:58::adf5:3b40, 2803:f800:50::6ca2:c140, 2a06:98c1:50::ac40:2140, 108.162.193.64, 172.64.33.64 and 173.245.59.64; host name nia.ns.cloudflare.com points to 2606:4700:50::adf5:3ad2, 2803:f800:50::6ca2:c0d2, 2a06:98c1:50::ac40:20d2, 108.162.192.210, 172.64.32.210 and 173.245.58.210.

Mail Servers

Two mail servers handle scholarsfirst.org: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

scholarsfirst.org shares the same mail server setup as other domains, including ecopowerhs.com, at-net.net, vericore.com, hodgeclemco.co.uk and jjalloys.com.

scholarsfirst.org shares mail servers with other domains at least in part, for instance allianceenergy.com, homesafetysolutions.com, psnylaw.com, sayao.org and foggfiller.com.

Host names with six IP numbers: The host name us-smtp-inbound-1.mimecast.com points to 170.10.128.141, 170.10.128.221, 170.10.128.242, 170.10.132.141, 170.10.132.221 and 170.10.132.242; the host name us-smtp-inbound-2.mimecast.com points to 170.10.128.141, 170.10.128.221, 170.10.128.242, 170.10.132.141, 170.10.132.221 and 170.10.132.242.

Host names that point to 170.10.128.141: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Host names that point to 170.10.128.221: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Host names that point to 170.10.128.242: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Host names that point to 170.10.132.141: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Host names that point to 170.10.132.221: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Host names that point to 170.10.132.242: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.