fuoverflow.com - robtex.com

fuoverflow.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:97ed🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::6815:c53🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.12.83Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.151.237🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSrex.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c0d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrex.ns.cloudflare.com
A2803:f800:50::6ca2:c30d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrex.ns.cloudflare.com
A2a06:98c1:50::ac40:230d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrex.ns.cloudflare.com
A108.162.195.13🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrex.ns.cloudflare.com
A162.159.44.13Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrex.ns.cloudflare.com
A172.64.35.13🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrex.ns.cloudflare.com
NSrihana.ns.cloudflare.com
A2606:4700:50::adf5:3af4🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrihana.ns.cloudflare.com
A2803:f800:50::6ca2:c0f4🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrihana.ns.cloudflare.com
A2a06:98c1:50::ac40:20f4🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrihana.ns.cloudflare.com
A108.162.192.244🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrihana.ns.cloudflare.com
A172.64.32.244🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrihana.ns.cloudflare.com
A173.245.58.244🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrihana.ns.cloudflare.com
MXsmtp.google.com ⭐
A2607:f8b0:4023:c06::1a🇺🇸 Google2607:f8b0::/32
PTRdz-in-f26.1e100.net
A2607:f8b0:4023:c06::1b🇺🇸 Google2607:f8b0::/32
PTRdz-in-f27.1e100.net
A2607:f8b0:4023:c0b::1a🇺🇸 Google2607:f8b0::/32
PTRdd-in-f26.1e100.net
A2607:f8b0:4023:c0b::1b🇺🇸 Google2607:f8b0::/32
PTRdd-in-f27.1e100.net
A142.250.101.26🇺🇸 Google142.250.101.0/24
PTRdz-in-f26.1e100.net
A142.250.101.27🇺🇸 Google142.250.101.0/24
PTRdz-in-f27.1e100.net
A142.250.141.26🇺🇸 Google142.250.141.0/24
PTRdd-in-f26.1e100.net
A142.250.141.27🇺🇸 Google142.250.141.0/24
PTRdd-in-f27.1e100.net
A142.251.2.26🇺🇸 Google142.251.2.0/24
PTRdl-in-f26.1e100.net
MXeforward5.registrar-servers.com(20)
A162.255.118.51🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTReforward1.registrar-servers.com
PTReforward3.registrar-servers.com
TXTgoogle-site-verification=SRwPgWoQK-vOO1YykYO5vKDL3NebmrObfV09Zr3AiJE
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.12.83, 172.67.151.237
IPv62606:4700:3030::ac43:97ed, 2606:4700:3033::6815:c53
SOArex.ns.cloudflare.comdns@cloudflare.com serial=2399575471

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=1771291435
📈 Tranco rank: #632,451

Same first word

fuoverflow.com

DNS History

8 records (8 active, 0 former)

NSrex.ns.cloudflare.comrihana.ns.cloudflare.comMXeforward5.registrar-servers.comsmtp.google.comA104.21.12.83172.67.151.2372606:4700:3030::ac43:97ed2606:4700:3033::6815:c53
●NSrex.ns.cloudflare.com2026-02-18 → 2026-03-23 · 2 obs
● 2026-02-18 19:04:22
● 2026-03-23 05:50:42
●NSrihana.ns.cloudflare.com2026-02-18 → 2026-03-23 · 2 obs
● 2026-02-18 19:04:22
● 2026-03-23 05:50:42
●MXeforward5.registrar-servers.com2026-02-18 → 2026-03-23 · 2 obs
● 2026-02-18 19:04:22
● 2026-03-23 05:50:42
●MXsmtp.google.com2026-02-18 → 2026-03-23 · 2 obs
● 2026-02-18 19:04:22
● 2026-03-23 05:50:42
●A104.21.12.832026-02-18 → 2026-03-23 · 2 obs
● 2026-02-18 19:04:22
● 2026-03-23 05:50:42
●A172.67.151.2372026-02-18 → 2026-03-23 · 2 obs
● 2026-02-18 19:04:22
● 2026-03-23 05:50:42
●A2606:4700:3030::ac43:97ed2026-02-18 → 2026-03-23 · 2 obs
● 2026-02-18 19:04:22
● 2026-03-23 05:50:42
●A2606:4700:3033::6815:c532026-02-18 → 2026-03-23 · 2 obs
● 2026-02-18 19:04:22
● 2026-03-23 05:50:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
fuoverflow.comrihana.ns.cloudflare.com, rex.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.244

NS records: rihana.ns.cloudflare.com, rex.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fuoverflow.com (unsigned zone)

⏱️ Timing

Total: 153ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.151.237, 104.21.12.83
AAAA22606:4700:3030::ac43:97ed, 2606:4700:3033::6815:c53
NS2rex.ns.cloudflare.com, rihana.ns.cloudflare.com
MX2smtp.google.com (pri: 1), eforward5.registrar-servers.com (pri: 20
TXT1google-site-verification=SRwPgWoQK-vOO1Y
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1rex.ns.cloudflare.com dns.cloudflare.com

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

fuoverflow.com points to four IP numbers: 2606:4700:3030::ac43:97ed, 2606:4700:3033::6815:c53, 104.21.12.83 and 172.67.151.237.

For instance, other host names d-il.eu, krasnowlaw.com, run3i.com, iaaa.nl and ugrosavia.ru share IP numbers with fuoverflow.com.

Name Servers

fuoverflow.com is delegated to two name servers: rex.ns.cloudflare.com and rihana.ns.cloudflare.com.

fuoverflow.com uses the same name server setup as other domains such as markam.org, 818challenge.com, vanderoest.net, ascendf.irish and sonytel.be.

fuoverflow.com shares name servers with other domains at least partially, for example hijauwinnew.store, hizliyukle.net, fayzereta.com, slot828g.icu and snibbed.com.

These name servers are commonly used with heather.ns.cloudflare.com, elias.ns.cloudflare.com and ligia.ns.cloudflare.com.

Host names with six IP numbers: host name rex.ns.cloudflare.com points to: 2606:4700:58::a29f:2c0d, 2803:f800:50::6ca2:c30d, 2a06:98c1:50::ac40:230d, 108.162.195.13, 162.159.44.13 and 172.64.35.13; host name rihana.ns.cloudflare.com points to: 2606:4700:50::adf5:3af4, 2803:f800:50::6ca2:c0f4, 2a06:98c1:50::ac40:20f4, 108.162.192.244, 172.64.32.244 and 173.245.58.244.

Mail Servers

Two mail servers smtp.google.com and eforward5.registrar-servers.com handle fuoverflow.com.

fuoverflow.com shares mail servers with other domains at least partially; for instance measurabledatatoken.com, 9l(0x706f726e).com, lhcfchurch.org, spoken-math.com and kahnhouse.com.

these mail servers commonly appear with eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com, eforward4.registrar-servers.com, aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

Host names with nine IP numbers: smtp.google.com points to 2607:f8b0:4023:c06::1a, 2607:f8b0:4023:c06::1b, 2607:f8b0:4023:c0b::1a, 2607:f8b0:4023:c0b::1b, 142.250.101.26, 142.250.101.27, 142.250.141.26, 142.250.141.27 and 142.251.2.26. Host names with one IP number: eforward5.registrar-servers.com points to 162.255.118.51.