ct.gcflearnfree.org - robtex.com

ct.gcflearnfree.org

DNSSEC⚠️ Not signed
A2606:4700:20::681a:610🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::681a:710🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::ac43:463c🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.6.16Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.7.16Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.70.60🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/2 ✓ hints match
IPv4 hints104.26.6.16, 104.26.7.16, 172.67.70.60
IPv6 hints2606:4700:20::681a:610, 2606:4700:20::681a:710, 2606:4700:20::ac43:463c

gcflearnfree.org

DNSSEC⚠️ Not signed
A2606:4700:20::681a:610🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::681a:710🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::ac43:463c🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.6.16Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.7.16Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.70.60🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSeric.ns.cloudflare.com ⭐
NSivy.ns.cloudflare.com
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)
TXTMS=ms63217323
TXTgcfglobal-site-nodejs.azurewebsites.net
TXTgoogle-site-verification=AwF_cJwlS0QiwHqeHpCzyK7NyMsrG06gy0VryZE0kJQ
TXTv=spf1 include:_spf.google.com ~all
HTTPSHTTP/2 ✓ hints match
IPv4 hints104.26.6.16, 104.26.7.16, 172.67.70.60
IPv6 hints2606:4700:20::681a:610, 2606:4700:20::681a:710, 2606:4700:20::ac43:463c
SOAeric.ns.cloudflare.comdns@cloudflare.com serial=2397914729
WOT: SAFE (88/100)
rank #52596 globally
rank #5227 in the tld
WOT: SAFE (88/100)
📈 Tranco rank: #192,317

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DNS History

10 records (6 active, 4 former)

201820192020202120222023202420252026A104.26.6.16104.26.7.16172.67.70.602606:4700:20::681a:6102606:4700:20::681a:7102606:4700:20::ac43:463c104.20.41.11104.20.42.112400:cb00:2048:1::6814:290b2400:cb00:2048:1::6814:2a0b
○A104.20.41.112017-06-02 → 2017-06-02 · 3 obs
● 2017-06-02 00:53:02
○ 2026-02-15 22:45:34
○ 2026-04-14 12:55:52
○A104.20.42.112017-06-02 → 2017-06-02 · 3 obs
● 2017-06-02 00:53:02
○ 2026-02-15 22:45:34
○ 2026-04-14 12:55:52
●A104.26.6.162026-02-15 → 2026-04-14 · 3 obs
○ 2017-06-02 00:53:02
● 2026-02-15 22:45:34
● 2026-04-14 12:55:52
●A104.26.7.162026-02-15 → 2026-04-14 · 3 obs
○ 2017-06-02 00:53:02
● 2026-02-15 22:45:34
● 2026-04-14 12:55:52
●A172.67.70.602026-02-15 → 2026-04-14 · 3 obs
○ 2017-06-02 00:53:02
● 2026-02-15 22:45:34
● 2026-04-14 12:55:52
○A2400:cb00:2048:1::6814:290b2017-06-02 → 2017-06-02 · 3 obs
● 2017-06-02 00:53:02
○ 2026-02-15 22:45:34
○ 2026-04-14 12:55:52
○A2400:cb00:2048:1::6814:2a0b2017-06-02 → 2017-06-02 · 3 obs
● 2017-06-02 00:53:02
○ 2026-02-15 22:45:34
○ 2026-04-14 12:55:52
●A2606:4700:20::681a:6102026-02-15 → 2026-04-14 · 3 obs
○ 2017-06-02 00:53:02
● 2026-02-15 22:45:34
● 2026-04-14 12:55:52
●A2606:4700:20::681a:7102026-02-15 → 2026-04-14 · 3 obs
○ 2017-06-02 00:53:02
● 2026-02-15 22:45:34
● 2026-04-14 12:55:52
●A2606:4700:20::ac43:463c2026-02-15 → 2026-04-14 · 3 obs
○ 2017-06-02 00:53:02
● 2026-02-15 22:45:34
● 2026-04-14 12:55:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
gcflearnfree.orgivy.ns.cloudflare.com, eric.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.112

NS records: ivy.ns.cloudflare.com, eric.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gcflearnfree.org (unsigned zone)

⏱️ Timing

Total: 1174ms | Queries: -

📄 Records

TypeCountSample Data
A3104.26.7.16, 104.26.6.16...
AAAA32606:4700:20::ac43:463c, 2606:4700:20::681a:710...
HTTPS1{"priority":1,"target":".","alpn":["h2"]

Analysis

IP Addresses

ct.gcflearnfree.org resolves to six IP addresses: 2606:4700:20::681a:610, 2606:4700:20::681a:710, 2606:4700:20::ac43:463c, 104.26.6.16, 104.26.7.16 and 172.67.70.60.

other host names including harveynormanpromotions.com.au, process.st, selectclubwhisky.com, pdfs.cpm.org and activeshop24.it share IP numbers with ct.gcflearnfree.org.