f-slots.org - robtex.com

f-slots.org

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:d1c1🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:100c🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.16.12Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.209.193🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSgeorge.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3ba7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgeorge.ns.cloudflare.com
A2803:f800:50::6ca2:c1a7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRgeorge.ns.cloudflare.com
A2a06:98c1:50::ac40:21a7🇺🇸 Cloudflare2a06:98c1:50::/45
PTRgeorge.ns.cloudflare.com
A108.162.193.167🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgeorge.ns.cloudflare.com
A172.64.33.167🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgeorge.ns.cloudflare.com
A173.245.59.167🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgeorge.ns.cloudflare.com
NSziggy.ns.cloudflare.com
A2606:4700:50::a29f:26ed🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRziggy.ns.cloudflare.com
A2803:f800:50::6ca2:c2ed🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRziggy.ns.cloudflare.com
A2a06:98c1:50::ac40:22ed🇺🇸 Cloudflare2a06:98c1:50::/45
PTRziggy.ns.cloudflare.com
A108.162.194.237🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRziggy.ns.cloudflare.com
A162.159.38.237Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRziggy.ns.cloudflare.com
A172.64.34.237🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRziggy.ns.cloudflare.com
MXmx.stackmail.com ⭐
A185.151.28.67🇬🇧 TWENTYI185.151.28.0/24
PTRmx.stackmail.com
TXTv=spf1 include:spf.stackmail.com a mx -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.16.12, 172.67.209.193
IPv6 hints2606:4700:3033::ac43:d1c1, 2606:4700:3034::6815:100c
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=53, name=cloudflare-ech.com
SOAgeorge.ns.cloudflare.comdns@cloudflare.com serial=2411720206

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1786377921

Same first word

f-slots.org

Similar names

sl-soft.net
ls-soft.jp
ls-soft.net
sl-soft.com

DNS History

13 records (7 active, 6 former)

20162017201820192020202120222023202420252026NSgeorge.ns.cloudflare.comziggy.ns.cloudflare.comelma.ns.cloudflare.comlynn.ns.cloudflare.comMXmx.stackmail.comA104.21.16.12172.67.209.1932606:4700:3033::ac43:d1c12606:4700:3034::6815:100c104.28.30.209104.28.31.2092400:cb00:2048:1::681c:1ed12400:cb00:2048:1::681c:1fd1
○NSelma.ns.cloudflare.com2015-08-13 → 2016-07-07 · 4 obs
● 2015-08-13 05:09:58
● 2016-07-07 13:36:40
○ 2026-07-09 11:43:52
○ 2026-08-10 16:38:26
●NSgeorge.ns.cloudflare.com2026-07-09 → 2026-08-10 · 3 obs
○ 2016-07-07 13:36:40
● 2026-07-09 11:43:52
● 2026-08-10 16:38:26
○NSlynn.ns.cloudflare.com2015-08-13 → 2016-07-07 · 4 obs
● 2015-08-13 05:09:58
● 2016-07-07 13:36:40
○ 2026-07-09 11:43:52
○ 2026-08-10 16:38:26
●NSziggy.ns.cloudflare.com2026-07-09 → 2026-08-10 · 3 obs
○ 2016-07-07 13:36:40
● 2026-07-09 11:43:52
● 2026-08-10 16:38:26
●MXmx.stackmail.com2026-07-09 → 2026-08-10 · 2 obs
● 2026-07-09 11:43:52
● 2026-08-10 16:38:26
●A104.21.16.122026-07-09 → 2026-08-10 · 3 obs
○ 2016-07-07 13:36:40
● 2026-07-09 11:43:52
● 2026-08-10 16:38:26
○A104.28.30.2092015-08-13 → 2016-07-07 · 4 obs
● 2015-08-13 05:09:58
● 2016-07-07 13:36:40
○ 2026-07-09 11:43:52
○ 2026-08-10 16:38:26
○A104.28.31.2092015-08-13 → 2016-07-07 · 4 obs
● 2015-08-13 05:09:58
● 2016-07-07 13:36:40
○ 2026-07-09 11:43:52
○ 2026-08-10 16:38:26
●A172.67.209.1932026-07-09 → 2026-08-10 · 3 obs
○ 2016-07-07 13:36:40
● 2026-07-09 11:43:52
● 2026-08-10 16:38:26
○A2400:cb00:2048:1::681c:1ed12015-08-13 → 2016-07-07 · 4 obs
● 2015-08-13 05:09:58
● 2016-07-07 13:36:40
○ 2026-07-09 11:43:52
○ 2026-08-10 16:38:26
○A2400:cb00:2048:1::681c:1fd12015-08-13 → 2016-07-07 · 4 obs
● 2015-08-13 05:09:58
● 2016-07-07 13:36:40
○ 2026-07-09 11:43:52
○ 2026-08-10 16:38:26
●A2606:4700:3033::ac43:d1c12026-07-09 → 2026-08-10 · 3 obs
○ 2016-07-07 13:36:40
● 2026-07-09 11:43:52
● 2026-08-10 16:38:26
●A2606:4700:3034::6815:100c2026-07-09 → 2026-08-10 · 3 obs
○ 2016-07-07 13:36:40
● 2026-07-09 11:43:52
● 2026-08-10 16:38:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgd0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org-
f-slots.orgziggy.ns.cloudflare.com, george.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.38.237

NS records: ziggy.ns.cloudflare.com, george.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for f-slots.org (unsigned zone)

⏱️ Timing

Total: 423ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.209.193, 104.21.16.12
AAAA22606:4700:3033::ac43:d1c1, 2606:4700:3034::6815:100c
NS2george.ns.cloudflare.com, ziggy.ns.cloudflare.com
MX1mx.stackmail.com (pri: 10)
TXT1v=spf1 include:spf.stackmail.com a mx -a
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1george.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

f-slots.org resolves to four IP addresses: 104.21.16.12, 172.67.209.193, 2606:4700:3033::ac43:d1c1 and 2606:4700:3034::6815:100c.

Among the host names that share IP numbers with f-slots.org are bvnex.com, gardon9.asia, renewtab.com and two others.

Name Servers

f-slots.org is served by two delegated name servers, george.ns.cloudflare.com and ziggy.ns.cloudflare.com.

f-slots.org has the same name server delegation as a number of other domains, such as therapik.com, practicalsavings.net, oprins.com and two more.

f-slots.org has at least partial name server overlap with other domains, such as localstack.com, hobba.tv, zeptox.com and two others.

These name servers tend to appear together with the name servers ignat.ns.cloudflare.com, lamar.ns.cloudflare.com and annabel.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

george.ns.cloudflare.com carries IP addresses 108.162.193.167, 172.64.33.167 and 173.245.59.167, with 3 other addresses beyond those.

ziggy.ns.cloudflare.com carries IP addresses 108.162.194.237, 162.159.38.237 and 172.64.34.237, with 3 other addresses beyond those.

Mail Servers

f-slots.org routes its mail through a single mail server, mx.stackmail.com.

f-slots.org has the same mail server arrangement as a number of other domains, for example mikeylicio.us, portsdown.com, grantjoinergroup.co.uk and two more.

The mail servers of f-slots.org are at least partially shared with other domains, including livestatus.com.

There is one IP number for mx.stackmail.com: 185.151.28.67.