learn-biology.com - robtex.com

learn-biology.com

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:22d0🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:d064🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.34.208Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.208.100🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSannabel.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26cf🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRannabel.ns.cloudflare.com
A2803:f800:50::6ca2:c2cf🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRannabel.ns.cloudflare.com
A2a06:98c1:50::ac40:22cf🇺🇸 Cloudflare2a06:98c1:50::/45
PTRannabel.ns.cloudflare.com
A108.162.194.207🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRannabel.ns.cloudflare.com
A162.159.38.207Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRannabel.ns.cloudflare.com
A172.64.34.207🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRannabel.ns.cloudflare.com
NSdamian.ns.cloudflare.com
A2606:4700:58::a29f:2c32🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdamian.ns.cloudflare.com
A2803:f800:50::6ca2:c332🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdamian.ns.cloudflare.com
A2a06:98c1:50::ac40:2332🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdamian.ns.cloudflare.com
A108.162.195.50🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdamian.ns.cloudflare.com
A162.159.44.50Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdamian.ns.cloudflare.com
A172.64.35.50🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdamian.ns.cloudflare.com
MXmail.learn-biology.com ⭐
A162.241.96.248🇺🇸 Jacksonville162.241.96.0/21 Unified Layer
PTRserver.qwizcards.com
TXTgoogle-site-verification=0DHR5Cl2Ao8-fmIwzep0C4g0NzGNBzhPWAHxeP8AJIU
TXTv=spf1 +a +mx +ip4:162.241.96.248 ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.34.208, 172.67.208.100
IPv6 hints2606:4700:3030::6815:22d0, 2606:4700:3035::ac43:d064
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=230, name=cloudflare-ech.com
SOAannabel.ns.cloudflare.comdns@cloudflare.com serial=2410771744

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=1785644732

Subdomains

mail.learn-biology.com

Same first word

learn-biology.com

DNS History

12 records (7 active, 5 former)

NSannabel.ns.cloudflare.comdamian.ns.cloudflare.comMXmail.learn-biology.comA104.21.34.208172.67.208.1002606:4700:3030::6815:22d02606:4700:3035::ac43:d064188.114.96.0188.114.97.02606:4700:3031::ac43:d0642a06:98c1:3120::2a06:98c1:3121::
●NSannabel.ns.cloudflare.com2026-04-04 → 2026-08-02 · 2 obs
● 2026-04-04 17:16:08
● 2026-08-02 04:31:54
●NSdamian.ns.cloudflare.com2026-04-04 → 2026-08-02 · 2 obs
● 2026-04-04 17:16:08
● 2026-08-02 04:31:54
●MXmail.learn-biology.com2026-04-04 → 2026-08-02 · 2 obs
● 2026-04-04 17:16:08
● 2026-08-02 04:31:54
●A104.21.34.2082026-04-04 → 2026-08-02 · 5 obs
● 2026-04-04 17:16:08
● 2026-06-01 18:38:16
○ 2026-06-04 17:54:26
● 2026-07-02 11:46:54
● 2026-08-02 04:31:54
●A172.67.208.1002026-04-04 → 2026-08-02 · 5 obs
● 2026-04-04 17:16:08
● 2026-06-01 18:38:16
○ 2026-06-04 17:54:26
● 2026-07-02 11:46:54
● 2026-08-02 04:31:54
○A188.114.96.02026-06-04 → 2026-06-04 · 4 obs
○ 2026-06-01 18:38:16
● 2026-06-04 17:54:26
○ 2026-07-02 11:46:54
○ 2026-08-02 04:31:54
○A188.114.97.02026-06-04 → 2026-06-04 · 4 obs
○ 2026-06-01 18:38:16
● 2026-06-04 17:54:26
○ 2026-07-02 11:46:54
○ 2026-08-02 04:31:54
●A2606:4700:3030::6815:22d02026-04-04 → 2026-08-02 · 5 obs
● 2026-04-04 17:16:08
● 2026-06-01 18:38:16
○ 2026-06-04 17:54:26
● 2026-07-02 11:46:54
● 2026-08-02 04:31:54
○A2606:4700:3031::ac43:d0642026-04-04 → 2026-06-01 · 4 obs
● 2026-04-04 17:16:08
● 2026-06-01 18:38:16
○ 2026-06-04 17:54:26
○ 2026-08-02 04:31:54
●A2606:4700:3035::ac43:d0642026-07-02 → 2026-08-02 · 3 obs
○ 2026-06-04 17:54:26
● 2026-07-02 11:46:54
● 2026-08-02 04:31:54
○A2a06:98c1:3120::2026-06-04 → 2026-06-04 · 4 obs
○ 2026-06-01 18:38:16
● 2026-06-04 17:54:26
○ 2026-07-02 11:46:54
○ 2026-08-02 04:31:54
○A2a06:98c1:3121::2026-06-04 → 2026-06-04 · 4 obs
○ 2026-06-01 18:38:16
● 2026-06-04 17:54:26
○ 2026-07-02 11:46:54
○ 2026-08-02 04:31:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
learn-biology.comannabel.ns.cloudflare.com, damian.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.50

NS records: annabel.ns.cloudflare.com, damian.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for learn-biology.com (unsigned zone)

⏱️ Timing

Total: 147ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.34.208, 172.67.208.100
AAAA22606:4700:3035::ac43:d064, 2606:4700:3030::6815:22d0
NS2annabel.ns.cloudflare.com, damian.ns.cloudflare.com
MX1mail.learn-biology.com (pri: 0)
TXT2google-site-verification=0DHR5Cl2Ao8-fmI, v=spf1 +a +mx +ip4:162.241.96.248 ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1annabel.ns.cloudflare.com dns.cloudflare

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

learn-biology.com serves as the parent of mail.learn-biology.com.

IP Addresses

learn-biology.com has four IP addresses: 104.21.34.208, 172.67.208.100, 2606:4700:3030::6815:22d0 and 2606:4700:3035::ac43:d064.

Two other host names, along with woxw-protect.pro, gnclivewell.com.hk and evo925.com, also share IP numbers with learn-biology.com.

Name Servers

learn-biology.com has two authoritative name servers — annabel.ns.cloudflare.com and damian.ns.cloudflare.com.

learn-biology.com shares its NS records with other domains, for example steelconnectionstudio.com, tadaplayer.com, patiocraver.com and two others.

learn-biology.com has at least partial name server overlap with other domains, such as parbleux.com, btlfuneral.store, rheagame.com and two others.

These name servers tend to appear together with the name servers norah.ns.cloudflare.com, lucy.ns.cloudflare.com and julio.ns.cloudflare.com.

DNS names with 6 IP addresses:

annabel.ns.cloudflare.com points to 108.162.194.207, 162.159.38.207, 172.64.34.207 and 3 other IP addresses.

damian.ns.cloudflare.com points to 108.162.195.50, 162.159.44.50, 172.64.35.50 and 3 other IP addresses.

Mail Servers

The sole mail server for learn-biology.com is mail.learn-biology.com.

mail.learn-biology.com points to one IP number — 162.241.96.248.