leadergrade.com - robtex.com

leadergrade.com

DNSSEC⚠️ Not signed
A135.237.226.235🇺🇸 Microsoft135.236.0.0/15
NSns1-09.azure-dns.com ⭐
A2603:1061:0:700::9🇺🇸 Microsoft2603:1000::/25 MICROSOFT
PTRns1-09.azure-dns.com
A13.107.236.9🇺🇸 Microsoft13.104.0.0/14 MICROSOFT
PTRns1-09.azure-dns.com
NSns2-09.azure-dns.net
A2620:1ec:8ec:700::9🇺🇸 Microsoft2620:1ec::/36 MICROSOFT
PTRns2-09.azure-dns.net
A150.171.21.9🇺🇸 Microsoft150.171.0.0/16 MICROSOFT
PTRns2-09.azure-dns.net
NSns3-09.azure-dns.org
A2a01:111:4000:700::9🇬🇧 Microsoft2a01:111:4000::/36
PTRns3-09.azure-dns.org
A204.14.183.9🇺🇸 Microsoft204.14.180.0/22
PTRns3-09.azure-dns.org
NSns4-09.azure-dns.info
A2620:1ec:bda:700::9🇺🇸 Microsoft2620:1ec::/36 MICROSOFT
PTRns4-09.azure-dns.info
A208.84.5.9🇺🇸 Microsoft208.84.0.0/21 MICROSOFT
PTRns4-09.azure-dns.info
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(20)
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(20)
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
MXaspmx2.googlemail.com(30)
A2607:f8b0:4023:2801::1b🇺🇸 Google2607:f8b0::/32
PTRlcausi-in-f27.1e100.net
A192.178.128.27🇺🇸 Google192.178.128.0/24
PTRlcausi-in-f27.1e100.net
MXaspmx3.googlemail.com(30)
A2607:f8b0:4023:1015::1b🇺🇸 Google2607:f8b0::/32
PTRyudfwta-in-f27.1e100.net
A172.253.135.26🇺🇸 Google172.253.135.0/24
PTRyudfwta-in-f26.1e100.net
MXaspmx4.googlemail.com(30)
A2607:f8b0:4023:3003::1b🇺🇸 Google2607:f8b0::/32
PTRyulnkjt-in-f27.1e100.net
A172.253.145.26🇺🇸 Google172.253.145.0/24
PTRyulnkjt-in-f26.1e100.net
MXaspmx5.googlemail.com(30)
A2607:f8b0:4003:c4a::1b🇺🇸 Google2607:f8b0:4003::/48
PTRyutulth-in-f27.1e100.net
A142.251.96.27🇺🇸 Google142.250.0.0/15
PTRyutulth-in-f27.1e100.net
TXTv=spf1 ip4:65.61.137.50 a mx include:sendgrid.net include:_spf.google.com -all
SOAns1-09.azure-dns.comhostmaster@rackspace.com serial=1602281139

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

Same first word

leadergrade.com
leadergrade.net

DNS History

17 records (12 active, 5 former)

20162017201820192020202120222023202420252026NSns1-09.azure-dns.comns2-09.azure-dns.netns3-09.azure-dns.orgns4-09.azure-dns.infons.rackspace.comns2.rackspace.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comaspmx4.googlemail.comaspmx5.googlemail.comA135.237.226.235104.130.254.105192.237.192.15265.61.165.64
○NSns.rackspace.com2015-07-05 → 2019-12-26 · 4 obs
● 2015-07-05 02:39:48
● 2019-12-26 16:24:10
○ 2026-03-11 09:11:00
○ 2026-03-15 12:30:04
●NSns1-09.azure-dns.com2026-03-11 → 2026-03-15 · 3 obs
○ 2019-12-26 16:24:10
● 2026-03-11 09:11:00
● 2026-03-15 12:30:04
●NSns2-09.azure-dns.net2026-03-11 → 2026-03-15 · 3 obs
○ 2019-12-26 16:24:10
● 2026-03-11 09:11:00
● 2026-03-15 12:30:04
○NSns2.rackspace.com2015-07-05 → 2019-12-26 · 4 obs
● 2015-07-05 02:39:48
● 2019-12-26 16:24:10
○ 2026-03-11 09:11:00
○ 2026-03-15 12:30:04
●NSns3-09.azure-dns.org2026-03-11 → 2026-03-15 · 3 obs
○ 2019-12-26 16:24:10
● 2026-03-11 09:11:00
● 2026-03-15 12:30:04
●NSns4-09.azure-dns.info2026-03-11 → 2026-03-15 · 3 obs
○ 2019-12-26 16:24:10
● 2026-03-11 09:11:00
● 2026-03-15 12:30:04
●MXalt1.aspmx.l.google.com2015-07-05 → 2026-03-15 · 2 obs
● 2015-07-05 02:39:48
● 2026-03-15 12:30:04
●MXalt2.aspmx.l.google.com2015-07-05 → 2026-03-15 · 2 obs
● 2015-07-05 02:39:48
● 2026-03-15 12:30:04
●MXaspmx.l.google.com2015-07-05 → 2026-03-15 · 2 obs
● 2015-07-05 02:39:48
● 2026-03-15 12:30:04
●MXaspmx2.googlemail.com2015-07-05 → 2026-03-15 · 2 obs
● 2015-07-05 02:39:48
● 2026-03-15 12:30:04
●MXaspmx3.googlemail.com2015-07-05 → 2026-03-15 · 2 obs
● 2015-07-05 02:39:48
● 2026-03-15 12:30:04
●MXaspmx4.googlemail.com2015-07-05 → 2026-03-15 · 2 obs
● 2015-07-05 02:39:48
● 2026-03-15 12:30:04
●MXaspmx5.googlemail.com2015-07-05 → 2026-03-15 · 2 obs
● 2015-07-05 02:39:48
● 2026-03-15 12:30:04
○A104.130.254.1052015-11-10 → 2017-02-15 · 5 obs
○ 2015-07-05 02:39:48
● 2015-11-10 05:11:10
● 2017-02-15 20:54:02
○ 2019-12-26 16:24:10
○ 2026-03-15 12:30:04
●A135.237.226.2352026-03-11 → 2026-03-15 · 3 obs
○ 2019-12-26 16:24:10
● 2026-03-11 09:11:00
● 2026-03-15 12:30:04
○A192.237.192.1522019-12-26 → 2019-12-26 · 4 obs
○ 2017-02-15 20:54:02
● 2019-12-26 16:24:10
○ 2026-03-11 09:11:00
○ 2026-03-15 12:30:04
○A65.61.165.642015-07-05 → 2015-07-05 · 3 obs
● 2015-07-05 02:39:48
○ 2015-11-10 05:11:10
○ 2026-03-15 12:30:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net...-
leadergrade.comns1-09.azure-dns.com, ns2-09.azure-dns.net, ns3-09.azure-dns.org, ns4-09.azure-dns.info2 records

✅ Authoritative Response

Server: 13.107.236.9

NS records: ns1-09.azure-dns.com, ns2-09.azure-dns.net, ns3-09.azure-dns.org, ns4-09.azure-dns.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for leadergrade.com (unsigned zone)

⏱️ Timing

Total: 665ms | Queries: -

📄 Records

TypeCountSample Data
A1135.237.226.235
NS4ns1-09.azure-dns.com, ns2-09.azure-dns.net...
MX7aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20)...
TXT1v=spf1 ip4:65.61.137.50 a mx include:sen
SOA1ns1-09.azure-dns.com hostmaster.rackspac

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1-09.azure-dns.com, ns1-09.azure-dns.com)

Analysis

IP Addresses

leadergrade.com points to a single IP address: 135.237.226.235.

Other host names such as agw.quantumworkplace.com, quantumworkplace.co.uk, prd-waf01-pip.quantumworkplace.com, goalpost.co and goalpost.me share IP numbers with leadergrade.com.

Name Servers

leadergrade.com is delegated to four name servers: ns1-09.azure-dns.com, ns4-09.azure-dns.info, ns2-09.azure-dns.net and ns3-09.azure-dns.org.

At least part of the name servers for leadergrade.com are shared with other domains, for instance happinessflag.com, costoauto.com, wrangler.red, hrid.net and insentragroup.com.

Host names with two IP numbers:

ns1-09.azure-dns.com points to: 2603:1061:0:700::9 and 13.107.236.9

ns4-09.azure-dns.info points to: 2620:1ec:bda:700::9 and 208.84.5.9

ns2-09.azure-dns.net points to: 2620:1ec:8ec:700::9 and 150.171.21.9

ns3-09.azure-dns.org points to: 2a01:111:4000:700::9 and 204.14.183.9

Mail Servers

leadergrade.com is served by seven mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com, aspmx5.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

leadergrade.com shares at least some mail servers with other domains, for example ns500734.ns500693.ns500693.ns500693.ns500699.ns500728.ns500588.ns500588.ns500588.ns500693.ns500699.ns500683.ns500612.ns500632.ns500612.ns500612.ns500110.dtrkdll.com, ns500742.ns500742.ns500731.ns500754.ns500671.ns500671.ns500671.ns500671.ns500705.ns500671.ns500704.ns500688.lusty(0x736c7574)z.com, alllanterns.com, casaprefabricada.org and ns500742.ns500671.ns500731.ns500731.ns500742.ns500731.ns500705.ns500671.ns500671.ns500671.ns500688.ns500153.tenderladiesbz.com.

these mail servers are often used together with alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

Host names with two IP numbers

aspmx2.googlemail.com points to 2607:f8b0:4023:2801::1b and 192.178.128.27

aspmx3.googlemail.com points to 2607:f8b0:4023:1015::1b and 172.253.135.26

aspmx4.googlemail.com points to 2607:f8b0:4023:3003::1b and 172.253.145.26

aspmx5.googlemail.com points to 2607:f8b0:4003:c4a::1b and 142.251.96.27

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