f2by.com - robtex.com

f2by.com

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:331a🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:db58🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.51.26Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.219.88🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbrad.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b69🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrad.ns.cloudflare.com
A2803:f800:50::6ca2:c169🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbrad.ns.cloudflare.com
A2a06:98c1:50::ac40:2169🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbrad.ns.cloudflare.com
A108.162.193.105🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrad.ns.cloudflare.com
A172.64.33.105🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrad.ns.cloudflare.com
A173.245.59.105🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrad.ns.cloudflare.com
NSsandy.ns.cloudflare.com
A2606:4700:50::adf5:3adb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsandy.ns.cloudflare.com
A2803:f800:50::6ca2:c0db🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsandy.ns.cloudflare.com
A2a06:98c1:50::ac40:20db🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsandy.ns.cloudflare.com
A108.162.192.219🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsandy.ns.cloudflare.com
A172.64.32.219🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsandy.ns.cloudflare.com
A173.245.58.219🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsandy.ns.cloudflare.com
TXT43333dfbf0564a8d19c9c174f838ac9819931ed6
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.51.26, 172.67.219.88
IPv6 hints2606:4700:3035::6815:331a, 2606:4700:3036::ac43:db58
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=111, name=cloudflare-ech.com
SOAbrad.ns.cloudflare.comdns@cloudflare.com serial=2409661744

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=1784367382
WOT: SAFE (68/100)

Same first word

f2by.com

Similar names

2bfy.com
2fyb.com

DNS History

11 records (6 active, 5 former)

2008201020122014201620182020202220242026NSbrad.ns.cloudflare.comsandy.ns.cloudflare.comns1.theplanet.comns2.theplanet.comMXmail.f2by.comA104.21.51.26172.67.219.882606:4700:3035::6815:331a2606:4700:3036::ac43:db58174.133.213.19467.19.119.140
●NSbrad.ns.cloudflare.com2026-07-16 → 2026-07-18 · 3 obs
○ 2017-07-09 22:35:56
● 2026-07-16 18:42:14
● 2026-07-18 10:02:58
○NSns1.theplanet.com2007-11-12 → 2017-07-09 · 4 obs
● 2007-11-12 23:51:06
● 2017-07-09 22:35:56
○ 2026-07-16 18:42:14
○ 2026-07-18 10:02:58
○NSns2.theplanet.com2007-11-12 → 2017-07-09 · 4 obs
● 2007-11-12 23:51:06
● 2017-07-09 22:35:56
○ 2026-07-16 18:42:14
○ 2026-07-18 10:02:58
●NSsandy.ns.cloudflare.com2026-07-16 → 2026-07-18 · 3 obs
○ 2017-07-09 22:35:56
● 2026-07-16 18:42:14
● 2026-07-18 10:02:58
○MXmail.f2by.com2007-11-12 → 2017-07-09 · 4 obs
● 2007-11-12 23:51:06
● 2017-07-09 22:35:56
○ 2026-07-16 18:42:14
○ 2026-07-18 10:02:58
●A104.21.51.262026-07-16 → 2026-07-18 · 3 obs
○ 2017-07-09 22:35:56
● 2026-07-16 18:42:14
● 2026-07-18 10:02:58
●A172.67.219.882026-07-16 → 2026-07-18 · 3 obs
○ 2017-07-09 22:35:56
● 2026-07-16 18:42:14
● 2026-07-18 10:02:58
○A174.133.213.1942015-08-29 → 2017-07-09 · 5 obs
○ 2007-11-12 23:51:06
● 2015-08-29 23:34:34
● 2017-07-09 22:35:56
○ 2026-07-16 18:42:14
○ 2026-07-18 10:02:58
●A2606:4700:3035::6815:331a2026-07-16 → 2026-07-18 · 3 obs
○ 2017-07-09 22:35:56
● 2026-07-16 18:42:14
● 2026-07-18 10:02:58
●A2606:4700:3036::ac43:db582026-07-16 → 2026-07-18 · 3 obs
○ 2017-07-09 22:35:56
● 2026-07-16 18:42:14
● 2026-07-18 10:02:58
○A67.19.119.1402007-11-12 → 2007-11-12 · 3 obs
● 2007-11-12 23:51:06
○ 2015-08-29 23:34:34
○ 2026-07-18 10:02:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
come.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, j.gtld-servers.net...-
f2by.combrad.ns.cloudflare.com, sandy.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.219

NS records: brad.ns.cloudflare.com, sandy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for f2by.com (unsigned zone)

⏱️ Timing

Total: 165ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.219.88, 104.21.51.26
AAAA22606:4700:3035::6815:331a, 2606:4700:3036::ac43:db58
NS2brad.ns.cloudflare.com, sandy.ns.cloudflare.com
TXT143333dfbf0564a8d19c9c174f838ac9819931ed6
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1brad.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

f2by.com directs to four IP numbers, which are 104.21.51.26, 172.67.219.88, 2606:4700:3035::6815:331a and 2606:4700:3036::ac43:db58.

bookbrothers.co.uk, prof-parket32.ru, fastmoney-offline.ru plus two other host names have IP numbers in common with f2by.com.

Name Servers

The NS records for f2by.com delegate to brad.ns.cloudflare.com and sandy.ns.cloudflare.com.

The name server configuration of f2by.com is shared with other domains, for instance biology.co.uk, genitalia.co.uk, 13.co.uk and two others.

At least some of f2by.com's name servers are shared with other domains, for example openrepublic.org, farmconnection.space, flyrdm.com and two more.

These name servers are often deployed together with the name servers jerry.ns.cloudflare.com, emma.ns.cloudflare.com, kay.ns.cloudflare.com and lovisa.ns.cloudflare.com.

Hosts with 6 IP addresses each:

brad.ns.cloudflare.com maps to 108.162.193.105, 172.64.33.105, 173.245.59.105 and 3 additional IP addresses.

sandy.ns.cloudflare.com maps to 108.162.192.219, 172.64.32.219, 173.245.58.219 and 3 additional IP addresses.