gradehq.com - robtex.com

gradehq.com

DNSSEC⚠️ Not signed
A13.248.169.48🇺🇸 Amazon13.248.160.0/20
PTRa904c694c05102f30.awsglobalaccelerator.com
A76.223.54.146🇺🇸 Amazon76.223.48.0/20
NSns2.afternic.com ⭐
A2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44
PTRns2.afternic.com
A173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23
PTRns2.afternic.com
NSns1.afternic.com
A2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44
PTRns1.afternic.com
A97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23
PTRns1.afternic.com
NSverification-z2tnrzyyfqptuxtf7osqdc.ns101.verify.hn ⚠️ Not in zone NS records
A13.248.169.48🇺🇸 Amazon13.248.160.0/20
PTRa904c694c05102f30.awsglobalaccelerator.com
A76.223.54.146🇺🇸 Amazon76.223.48.0/20
PTRa904c694c05102f30.awsglobalaccelerator.com
TXTv=spf1 -all
SOAns2.afternic.comdns@jomax.net serial=1

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=1786370214

Subdomains

mailserver.gradehq.com

Same first word

gradehq.com

DNS History

23 records (5 active, 18 former)

20162017201820192020202120222023202420252026NSns1.afternic.comns2.afternic.comverification-z2tnrzyyfqptuxtf7osqdc.ns101.verify.hndns1.registrar-servers.comdns1.registrar-servers.com,dns2.registrar-servers.comdns3.registrar-servers.comdns4.registrar-servers.comdns5.registrar-servers.comns1.livedns.co.ukns2.livedns.co.ukns3.livedns.co.ukMXeforward1.registrar-servers.comeforward2.registrar-servers.comeforward3.registrar-servers.comeforward4.registrar-servers.comeforward5.registrar-servers.commailserver.gradehq.comA13.248.169.4876.223.54.146162.255.119.86192.64.119.22777.68.64.17
○NSdns1.registrar-servers.com2015-08-03 → 2016-06-28 · 6 obs
● 2015-08-03 08:30:14
● 2015-11-23 10:54:36
○ 2016-02-23 07:42:26
● 2016-06-28 12:32:18
○ 2017-02-08 09:58:02
○ 2026-08-10 14:25:54
○NSdns1.registrar-servers.com,2016-02-23 → 2016-06-28 · 5 obs
○ 2015-11-23 10:54:36
● 2016-02-23 07:42:26
● 2016-06-28 12:32:18
○ 2017-02-08 09:58:02
○ 2026-08-10 14:25:54
○NSdns2.registrar-servers.com2015-08-03 → 2016-06-28 · 4 obs
● 2015-08-03 08:30:14
● 2016-06-28 12:32:18
○ 2017-02-08 09:58:02
○ 2026-08-10 14:25:54
○NSdns3.registrar-servers.com2015-08-03 → 2016-06-28 · 4 obs
● 2015-08-03 08:30:14
● 2016-06-28 12:32:18
○ 2017-02-08 09:58:02
○ 2026-08-10 14:25:54
○NSdns4.registrar-servers.com2015-08-03 → 2016-06-28 · 4 obs
● 2015-08-03 08:30:14
● 2016-06-28 12:32:18
○ 2017-02-08 09:58:02
○ 2026-08-10 14:25:54
○NSdns5.registrar-servers.com2015-08-03 → 2016-06-28 · 4 obs
● 2015-08-03 08:30:14
● 2016-06-28 12:32:18
○ 2017-02-08 09:58:02
○ 2026-08-10 14:25:54
●NSns1.afternic.com2026-04-22 → 2026-08-10 · 3 obs
○ 2019-04-08 02:22:48
● 2026-04-22 15:15:58
● 2026-08-10 14:25:54
○NSns1.livedns.co.uk2017-02-08 → 2017-02-08 · 4 obs
○ 2016-06-28 12:32:18
● 2017-02-08 09:58:02
○ 2019-04-08 02:22:48
○ 2026-08-10 14:25:54
●NSns2.afternic.com2026-04-22 → 2026-08-10 · 3 obs
○ 2019-04-08 02:22:48
● 2026-04-22 15:15:58
● 2026-08-10 14:25:54
○NSns2.livedns.co.uk2017-02-08 → 2017-02-08 · 4 obs
○ 2016-06-28 12:32:18
● 2017-02-08 09:58:02
○ 2019-04-08 02:22:48
○ 2026-08-10 14:25:54
○NSns3.livedns.co.uk2017-02-08 → 2017-02-08 · 4 obs
○ 2016-06-28 12:32:18
● 2017-02-08 09:58:02
○ 2019-04-08 02:22:48
○ 2026-08-10 14:25:54
●NSverification-z2tnrzyyfqptuxtf7osqdc.ns101.verify.hn2026-04-22 → 2026-08-10 · 3 obs
○ 2019-04-08 02:22:48
● 2026-04-22 15:15:58
● 2026-08-10 14:25:54
○MXeforward1.registrar-servers.com2015-08-03 → 2016-06-28 · 4 obs
● 2015-08-03 08:30:14
● 2016-06-28 12:32:18
○ 2017-02-08 09:58:02
○ 2026-08-10 14:25:54
○MXeforward2.registrar-servers.com2015-08-03 → 2016-06-28 · 4 obs
● 2015-08-03 08:30:14
● 2016-06-28 12:32:18
○ 2017-02-08 09:58:02
○ 2026-08-10 14:25:54
○MXeforward3.registrar-servers.com2015-08-03 → 2016-06-28 · 4 obs
● 2015-08-03 08:30:14
● 2016-06-28 12:32:18
○ 2017-02-08 09:58:02
○ 2026-08-10 14:25:54
○MXeforward4.registrar-servers.com2015-08-03 → 2016-06-28 · 4 obs
● 2015-08-03 08:30:14
● 2016-06-28 12:32:18
○ 2017-02-08 09:58:02
○ 2026-08-10 14:25:54
○MXeforward5.registrar-servers.com2015-08-03 → 2016-06-28 · 4 obs
● 2015-08-03 08:30:14
● 2016-06-28 12:32:18
○ 2017-02-08 09:58:02
○ 2026-08-10 14:25:54
○MXmailserver.gradehq.com2017-02-08 → 2017-02-08 · 4 obs
○ 2016-06-28 12:32:18
● 2017-02-08 09:58:02
○ 2019-04-08 02:22:48
○ 2026-08-10 14:25:54
●A13.248.169.482026-04-22 → 2026-08-10 · 3 obs
○ 2019-04-08 02:22:48
● 2026-04-22 15:15:58
● 2026-08-10 14:25:54
○A162.255.119.862015-08-03 → 2015-11-23 · 4 obs
● 2015-08-03 08:30:14
● 2015-11-23 10:54:36
○ 2016-02-23 07:42:26
○ 2026-08-10 14:25:54
○A192.64.119.2272016-02-23 → 2016-06-28 · 5 obs
○ 2015-11-23 10:54:36
● 2016-02-23 07:42:26
● 2016-06-28 12:32:18
○ 2017-02-08 09:58:02
○ 2026-08-10 14:25:54
●A76.223.54.1462026-04-22 → 2026-08-10 · 3 obs
○ 2019-04-08 02:22:48
● 2026-04-22 15:15:58
● 2026-08-10 14:25:54
○A77.68.64.172017-02-08 → 2017-02-08 · 4 obs
○ 2016-06-28 12:32:18
● 2017-02-08 09:58:02
○ 2019-04-08 02:22:48
○ 2026-08-10 14:25:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net, j.gtld-servers.net...-
gradehq.comns1.afternic.com, ns2.afternic.com, verification-z2tnrzyyfqptuxtf7osqdc.ns101.verify.hn4 records

✅ Authoritative Response

Server:97.74.98.69

NS records: ns1.afternic.com, ns2.afternic.com, verification-z2tnrzyyfqptuxtf7osqdc.ns101.verify.hn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gradehq.com (unsigned zone)

⏱️ Timing

Total: 3245ms | Queries: -

📄 Records

TypeCountSample Data
A276.223.54.146, 13.248.169.48
NS2ns1.afternic.com, ns2.afternic.com
MX1. (pri: 0)
TXT1v=spf1 -all
SOA1ns1.afternic.com dns.jomax.net

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)

Analysis

Hierarchy

gradehq.com serves as the parent of mailserver.gradehq.com.

IP Addresses

gradehq.com directs to two IP numbers, 13.248.169.48 and 76.223.54.146

mail.clickngo.co.uk, captcha.one, visionaryrock.com and two other host names share IP numbers with gradehq.com.

Name Servers

DNS for gradehq.com is handled by three authoritative name servers: ns1.afternic.com, ns2.afternic.com and verification-z2tnrzyyfqptuxtf7osqdc.ns101.verify.hn.

gradehq.com has at least partial name server overlap with other domains, such as skbiz.com, mx.devicesafety.com, www.hipf.com and two others.

It is common to see these name servers used together with name servers verification-m3erh32ujyoastvophjvuz.ns101.verify.hn and verification-ywpbsnxpm99a4argbrkijr.ns101.verify.hn.

Three hostnames — ns1.afternic.com, ns2.afternic.com and verification-z2tnrzyyfqptuxtf7osqdc.ns101.verify.hn — each have two IP addresses: ns1.afternic.com has 97.74.98.69 and 2603:5:2126::45, ns2.afternic.com has 173.201.66.69 and 2603:5:2226::45, and verification-z2tnrzyyfqptuxtf7osqdc.ns101.verify.hn has 13.248.169.48 and 76.223.54.146.