f221.com - dns.ninja

f221.com

DNSSEC⚠️ Not signed
NSedns6.ultradns.com ⭐
A2001:502:f3ff::206🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar
PTRedns6.ultradns.com
A204.74.66.6🇺🇸 MAINT-ID-12008204.74.66.0/24 Neustar
PTRedns6.ultradns.com
NSedns6.ultradns.biz
A2610:a1:1015::206🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar
PTRedns6.ultradns.biz
A204.74.67.6🇺🇸 MAINT-ID-12008204.74.67.0/24 Neustar
PTRedns6.ultradns.biz
NSedns6.ultradns.net
A2610:a1:1014::206🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar
PTRedns6.ultradns.net
A204.74.110.6🇺🇸 MAINT-ID-12008204.74.110.0/24 Neustar
PTRedns6.ultradns.net
NSedns6.ultradns.org
A2001:502:4612::206🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar
PTRedns6.ultradns.org
A204.74.111.6🇺🇸 MAINT-ID-12008204.74.111.0/24 Neustar
PTRedns6.ultradns.org
SOAedns6.ultradns.comadmin@189jolin.com 2024-02-22 #11

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=1782724905

Same first word

f221.com

Similar names

212f.by
221f.ru
f122.com.br
212f.com.au
21f2.com
f122.cc
212f.wpmudev.host
212f.net

DNS History

18 records (4 active, 14 former)

200920112013201520172019202120232025NSedns6.ultradns.bizedns6.ultradns.comedns6.ultradns.netedns6.ultradns.orgns1.fabulous.comns1647.ztomy.comns2.fabulous.comns2647.ztomy.comsk.s5.ans1.ns121.ztomy.comsk.s5.ans1.ns122.ztomy.comsk.s5.ans2.ns121.ztomy.comsk.s5.ans2.ns122.ztomy.comMXpostbox.fabulous.comA141.8.226.15208.91.197.39208.91.197.44216.34.131.135PTRsk.s5.ans1.ns121.ztomy.com
●NSedns6.ultradns.biz2026-02-28 → 2026-06-29 · 3 obs
○ 2017-01-03 02:14:52
● 2026-02-28 00:54:30
● 2026-06-29 09:44:30
●NSedns6.ultradns.com2026-02-28 → 2026-06-29 · 3 obs
○ 2017-01-03 02:14:52
● 2026-02-28 00:54:30
● 2026-06-29 09:44:30
●NSedns6.ultradns.net2026-02-28 → 2026-06-29 · 3 obs
○ 2017-01-03 02:14:52
● 2026-02-28 00:54:30
● 2026-06-29 09:44:30
●NSedns6.ultradns.org2026-02-28 → 2026-06-29 · 3 obs
○ 2017-01-03 02:14:52
● 2026-02-28 00:54:30
● 2026-06-29 09:44:30
○NSns1.fabulous.com2008-11-29 → 2008-11-29 · 3 obs
● 2008-11-29 04:22:16
○ 2015-06-23 03:36:12
○ 2026-06-29 09:44:30
○NSns1647.ztomy.com2015-06-23 → 2015-11-10 · 5 obs
○ 2008-11-29 04:22:16
● 2015-06-23 03:36:12
● 2015-11-10 11:00:06
○ 2015-12-20 22:34:04
○ 2026-06-29 09:44:30
○NSns2.fabulous.com2008-11-29 → 2008-11-29 · 3 obs
● 2008-11-29 04:22:16
○ 2015-06-23 03:36:12
○ 2026-06-29 09:44:30
○NSns2647.ztomy.com2015-06-23 → 2015-11-10 · 5 obs
○ 2008-11-29 04:22:16
● 2015-06-23 03:36:12
● 2015-11-10 11:00:06
○ 2015-12-20 22:34:04
○ 2026-06-29 09:44:30
○NSsk.s5.ans1.ns121.ztomy.com2016-03-13 → 2017-01-03 · 5 obs
○ 2015-12-20 22:34:04
● 2016-03-13 11:03:36
● 2017-01-03 02:14:52
○ 2026-02-28 00:54:30
○ 2026-06-29 09:44:30
○NSsk.s5.ans1.ns122.ztomy.com2015-12-20 → 2015-12-20 · 4 obs
○ 2015-11-10 11:00:06
● 2015-12-20 22:34:04
○ 2016-03-13 11:03:36
○ 2026-06-29 09:44:30
○NSsk.s5.ans2.ns121.ztomy.com2016-03-13 → 2017-01-03 · 5 obs
○ 2015-12-20 22:34:04
● 2016-03-13 11:03:36
● 2017-01-03 02:14:52
○ 2026-02-28 00:54:30
○ 2026-06-29 09:44:30
○NSsk.s5.ans2.ns122.ztomy.com2015-12-20 → 2015-12-20 · 4 obs
○ 2015-11-10 11:00:06
● 2015-12-20 22:34:04
○ 2016-03-13 11:03:36
○ 2026-06-29 09:44:30
○MXpostbox.fabulous.com2008-11-29 → 2008-11-29 · 3 obs
● 2008-11-29 04:22:16
○ 2015-06-23 03:36:12
○ 2026-06-29 09:44:30
○A141.8.226.152015-06-23 → 2015-11-10 · 5 obs
○ 2008-11-29 04:22:16
● 2015-06-23 03:36:12
● 2015-11-10 11:00:06
○ 2015-12-20 22:34:04
○ 2026-06-29 09:44:30
○A208.91.197.392016-03-13 → 2017-01-03 · 5 obs
○ 2015-12-20 22:34:04
● 2016-03-13 11:03:36
● 2017-01-03 02:14:52
○ 2026-02-28 00:54:30
○ 2026-06-29 09:44:30
○A208.91.197.442015-12-20 → 2015-12-20 · 4 obs
○ 2015-11-10 11:00:06
● 2015-12-20 22:34:04
○ 2016-03-13 11:03:36
○ 2026-06-29 09:44:30
○A216.34.131.1352008-11-29 → 2008-11-29 · 3 obs
● 2008-11-29 04:22:16
○ 2015-06-23 03:36:12
○ 2026-06-29 09:44:30
○PTRsk.s5.ans1.ns121.ztomy.com2017-01-03 → 2017-01-03 · 3 obs
● 2017-01-03 02:14:52
○ 2026-02-28 00:54:30
○ 2026-06-29 09:44:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comh.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net...-
f221.comedns6.ultradns.biz, edns6.ultradns.org, edns6.ultradns.com, edns6.ultradns.net2 records

✅ Authoritative Response

Server:204.74.110.6

NS records: edns6.ultradns.biz, edns6.ultradns.org, edns6.ultradns.com, edns6.ultradns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for f221.com (unsigned zone)

⏱️ Timing

Total: 545ms | Queries: -

📄 Records

TypeCountSample Data
NS4edns6.ultradns.biz, edns6.ultradns.com...
SOA1edns6.ultradns.com admin.189jolin.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (edns6.ultradns.com, edns6.ultradns.com)

Analysis

Name Servers

f221.com has four authoritative name servers: edns6.ultradns.biz, edns6.ultradns.com, edns6.ultradns.net and edns6.ultradns.org.

At least some of f221.com's name servers are shared with other domains, for example 16854881.com, 11778.vip, appqr168.com and two more.

These name servers tend to co-occur with cecelia.ns.cloudflare.com, dakota.ns.cloudflare.com, ainsley.ns.cloudflare.com and 7 other name servers in the same DNS delegations.

Four hostnames, each resolving to a pair of IP addresses: edns6.ultradns.biz directs to 204.74.67.6 and 2610:a1:1015::206; edns6.ultradns.com directs to 204.74.66.6 and 2001:502:f3ff::206; edns6.ultradns.net directs to 204.74.110.6 and 2610:a1:1014::206; edns6.ultradns.org directs to 204.74.111.6 and 2001:502:4612::206.