grading-guide.com - robtex.com

grading-guide.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:d45c🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:17ab🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.23.171Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.212.92🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSchin.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a54🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchin.ns.cloudflare.com
A2803:f800:50::6ca2:c054🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRchin.ns.cloudflare.com
A2a06:98c1:50::ac40:2054🇺🇸 Cloudflare2a06:98c1:50::/45
PTRchin.ns.cloudflare.com
A108.162.192.84🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchin.ns.cloudflare.com
A172.64.32.84🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchin.ns.cloudflare.com
A173.245.58.84🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchin.ns.cloudflare.com
NSdave.ns.cloudflare.com
A2606:4700:58::adf5:3b6d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdave.ns.cloudflare.com
A2803:f800:50::6ca2:c16d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdave.ns.cloudflare.com
A2a06:98c1:50::ac40:216d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdave.ns.cloudflare.com
A108.162.193.109🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdave.ns.cloudflare.com
A172.64.33.109🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdave.ns.cloudflare.com
A173.245.59.109🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdave.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.23.171, 172.67.212.92
IPv6 hints2606:4700:3030::ac43:d45c, 2606:4700:3036::6815:17ab
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=248, name=cloudflare-ech.com
SOAchin.ns.cloudflare.comdns@cloudflare.com serial=2407596551

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=1785326532

Same first word

grading-guide.com

DNS History

17 records (6 active, 11 former)

NSchin.ns.cloudflare.comdave.ns.cloudflare.comns61.domaincontrol.comns62.domaincontrol.comA104.21.23.171172.67.212.922606:4700:3030::ac43:d45c2606:4700:3036::6815:17ab15.197.142.17315.197.225.128188.114.96.0188.114.97.02606:4700:3033::6815:17ab2a06:98c1:3120::2a06:98c1:3121::3.33.152.1473.33.251.168
●NSchin.ns.cloudflare.com2026-05-06 → 2026-07-29 · 3 obs
○ 2026-02-16 16:15:32
● 2026-05-06 09:30:00
● 2026-07-29 12:03:14
●NSdave.ns.cloudflare.com2026-05-06 → 2026-07-29 · 3 obs
○ 2026-02-16 16:15:32
● 2026-05-06 09:30:00
● 2026-07-29 12:03:14
○NSns61.domaincontrol.com2026-02-16 → 2026-02-16 · 3 obs
● 2026-02-16 16:15:32
○ 2026-05-06 09:30:00
○ 2026-07-29 12:03:14
○NSns62.domaincontrol.com2026-02-16 → 2026-02-16 · 3 obs
● 2026-02-16 16:15:32
○ 2026-05-06 09:30:00
○ 2026-07-29 12:03:14
●A104.21.23.1712026-05-06 → 2026-07-29 · 6 obs
○ 2026-02-16 16:15:32
● 2026-05-06 09:30:00
● 2026-05-15 03:02:34
○ 2026-05-27 10:21:36
● 2026-06-04 17:57:22
● 2026-07-29 12:03:14
○A15.197.142.1732026-02-16 → 2026-07-29 · 2 obs
○ 2026-02-16 16:15:32
○ 2026-07-29 12:03:14
○A15.197.225.1282026-02-16 → 2026-02-16 · 3 obs
● 2026-02-16 16:15:32
○ 2026-05-06 09:30:00
○ 2026-07-29 12:03:14
●A172.67.212.922026-05-06 → 2026-07-29 · 6 obs
○ 2026-02-16 16:15:32
● 2026-05-06 09:30:00
● 2026-05-15 03:02:34
○ 2026-05-27 10:21:36
● 2026-06-04 17:57:22
● 2026-07-29 12:03:14
○A188.114.96.02026-05-27 → 2026-05-27 · 4 obs
○ 2026-05-15 03:02:34
● 2026-05-27 10:21:36
○ 2026-06-04 17:57:22
○ 2026-07-29 12:03:14
○A188.114.97.02026-05-27 → 2026-05-27 · 4 obs
○ 2026-05-15 03:02:34
● 2026-05-27 10:21:36
○ 2026-06-04 17:57:22
○ 2026-07-29 12:03:14
●A2606:4700:3030::ac43:d45c2026-05-06 → 2026-07-29 · 6 obs
○ 2026-02-16 16:15:32
● 2026-05-06 09:30:00
● 2026-05-15 03:02:34
○ 2026-05-27 10:21:36
● 2026-06-04 17:57:22
● 2026-07-29 12:03:14
○A2606:4700:3033::6815:17ab2026-05-06 → 2026-06-04 · 6 obs
○ 2026-02-16 16:15:32
● 2026-05-06 09:30:00
● 2026-05-15 03:02:34
○ 2026-05-27 10:21:36
● 2026-06-04 17:57:22
○ 2026-07-29 12:03:14
●A2606:4700:3036::6815:17ab2026-07-29 → 2026-07-29 · 2 obs
○ 2026-06-04 17:57:22
● 2026-07-29 12:03:14
○A2a06:98c1:3120::2026-05-27 → 2026-05-27 · 4 obs
○ 2026-05-15 03:02:34
● 2026-05-27 10:21:36
○ 2026-06-04 17:57:22
○ 2026-07-29 12:03:14
○A2a06:98c1:3121::2026-05-27 → 2026-05-27 · 4 obs
○ 2026-05-15 03:02:34
● 2026-05-27 10:21:36
○ 2026-06-04 17:57:22
○ 2026-07-29 12:03:14
○A3.33.152.1472026-02-16 → 2026-07-29 · 2 obs
○ 2026-02-16 16:15:32
○ 2026-07-29 12:03:14
○A3.33.251.1682026-02-16 → 2026-02-16 · 3 obs
● 2026-02-16 16:15:32
○ 2026-05-06 09:30:00
○ 2026-07-29 12:03:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
come.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net, a.gtld-servers.net...-
grading-guide.comdave.ns.cloudflare.com, chin.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.84

NS records: dave.ns.cloudflare.com, chin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for grading-guide.com (unsigned zone)

⏱️ Timing

Total: 192ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.23.171, 172.67.212.92
AAAA22606:4700:3030::ac43:d45c, 2606:4700:3036::6815:17ab
NS2chin.ns.cloudflare.com, dave.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1chin.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

grading-guide.com directs to four IP numbers, which are 104.21.23.171, 172.67.212.92, 2606:4700:3030::ac43:d45c and 2606:4700:3036::6815:17ab.

topratedbizlist.com, go.stawkibet4.io, zqahbj.garden plus two other host names have IP numbers in common with grading-guide.com.

Name Servers

grading-guide.com is delegated to two name servers: chin.ns.cloudflare.com and dave.ns.cloudflare.com.

The name server configuration of grading-guide.com is shared with other domains, for instance codecrush.me, cddeghi.top, dataroomhub.info and two others.

There is at least partial name server overlap between grading-guide.com and other domains — neerasoft.com, itpathsolutions.com, khandro.net and two more among them.

These name servers frequently co-occur with the name servers mimi.ns.cloudflare.com and dana.ns.cloudflare.com.

Hosts with 6 IP addresses each:

chin.ns.cloudflare.com resolves to 108.162.192.84, 172.64.32.84, 173.245.58.84 and 3 other IP addresses.

dave.ns.cloudflare.com resolves to 108.162.193.109, 172.64.33.109, 173.245.59.109 and 3 other IP addresses.