cref.cf - dns.ninja

cref.cf

DNSSEC⚠️ Not signed
A2606:4700:3035::ac43:a1f5🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:f50🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.15.80Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.161.245🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSaustin.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b46🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaustin.ns.cloudflare.com
A2803:f800:50::6ca2:c146🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRaustin.ns.cloudflare.com
A2a06:98c1:50::ac40:2146🇺🇸 Cloudflare2a06:98c1:50::/45
PTRaustin.ns.cloudflare.com
A108.162.193.70🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaustin.ns.cloudflare.com
A172.64.33.70🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaustin.ns.cloudflare.com
A173.245.59.70🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaustin.ns.cloudflare.com
NSlisa.ns.cloudflare.com
A2606:4700:50::adf5:3a83🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlisa.ns.cloudflare.com
A2803:f800:50::6ca2:c083🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRlisa.ns.cloudflare.com
A2a06:98c1:50::ac40:2083🇺🇸 Cloudflare2a06:98c1:50::/45
PTRlisa.ns.cloudflare.com
A108.162.192.131🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlisa.ns.cloudflare.com
A172.64.32.131🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlisa.ns.cloudflare.com
A173.245.58.131🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlisa.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.15.80, 172.67.161.245
IPv6 hints2606:4700:3035::ac43:a1f5, 2606:4700:3036::6815:f50
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=94, name=cloudflare-ech.com
SOAaustin.ns.cloudflare.comdns@cloudflare.com serial=2408329096

cf

DNSSEC⚠️ Not signed
NSa.ns.cf ⭐
NSb.ns.cf
NSc.ns.cf
NSd.ns.cf
MXmail.intnet.cf ⭐
SOAa.ns.cfkohilaire@socatel.cf serial=1785863397
⚠️ On DNS blocklist: spam-tlds

Same first word

cref.it
cref.org.tw
cref.asso.fr
cref.ca
cref.or.kr
cref.org
cref.jp
cref.info
cref.ir
cref.co
cref.net
cref.com.au
cref.fr
cref.cc
cref.pt
cref.be
cref.co.jp
cref.nl
cref.co.kr
cref.de
cref.cf
cref.co.uk
cref.ru
cref.com

Similar names

ferc.net
ecfr.com
fcre.net
ferc.gov
rfec.co.uk
fcre.cn
erfc.gr
cerf.de
efrc.online
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crfe.org
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frec.pl
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cfer.cn
recf.jp
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fcre.it
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rcef.net
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rcfe.de
ecrf.in
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ercf.blogspot.co.uk
ercf.de
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erfc.com
frec.de
cfre.in
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erfc.net
frec.no
rfec.de
frec.us
cerf.org
rcfe.net
crfe.com
fcre.top
ecrf.fi
refc.ru
rcfe.ru
cerf.online
frec.solutions
fcre.co.jp
fecr.in
ecfr.gov
cerf.it
frec.com
recf.com
rfec.ru
efrc.ru
ecrf.be
rcfe.com
frec.org.uk
erfc.us
ecrf.kr
ecrf.de
ecrf.cn
ecrf.net
cerf.fr
cfre.net
recf.ca
cefr.com
crfe.info
cefr.asso.fr
efcr.xyz
cfre.de
ferc.cc
fecr.de
ercf.blogspot.com
frce.be
efcr.cn
cerf.be
refc.com
cfre.ca
fcer.net

DNS History

14 records (6 active, 8 former)

201820192020202120222023202420252026NSaustin.ns.cloudflare.comlisa.ns.cloudflare.comA104.21.15.80172.67.161.2452606:4700:3035::ac43:a1f52606:4700:3036::6815:f50104.31.64.234104.31.65.234188.114.96.0188.114.97.02606:4700:3032::6815:f502606:4700:3036::ac43:a1f52a06:98c1:3120::2a06:98c1:3121::
●NSaustin.ns.cloudflare.com2017-03-16 → 2026-08-05 · 2 obs
● 2017-03-16 17:56:56
● 2026-08-05 15:56:36
●NSlisa.ns.cloudflare.com2017-03-16 → 2026-08-05 · 2 obs
● 2017-03-16 17:56:56
● 2026-08-05 15:56:36
●A104.21.15.802026-02-26 → 2026-08-05 · 9 obs
○ 2017-03-16 17:56:56
● 2026-02-26 02:10:16
○ 2026-03-26 08:24:32
● 2026-04-01 11:09:58
○ 2026-04-06 17:21:20
● 2026-04-08 21:05:34
○ 2026-05-24 21:26:48
● 2026-06-01 10:40:06
● 2026-08-05 15:56:36
○A104.31.64.2342017-03-16 → 2017-03-16 · 3 obs
● 2017-03-16 17:56:56
○ 2026-02-26 02:10:16
○ 2026-08-05 15:56:36
○A104.31.65.2342017-03-16 → 2017-03-16 · 3 obs
● 2017-03-16 17:56:56
○ 2026-02-26 02:10:16
○ 2026-08-05 15:56:36
●A172.67.161.2452026-02-26 → 2026-08-05 · 9 obs
○ 2017-03-16 17:56:56
● 2026-02-26 02:10:16
○ 2026-03-26 08:24:32
● 2026-04-01 11:09:58
○ 2026-04-06 17:21:20
● 2026-04-08 21:05:34
○ 2026-05-24 21:26:48
● 2026-06-01 10:40:06
● 2026-08-05 15:56:36
○A188.114.96.02026-03-26 → 2026-05-24 · 8 obs
○ 2026-02-26 02:10:16
● 2026-03-26 08:24:32
○ 2026-04-01 11:09:58
● 2026-04-06 17:21:20
○ 2026-04-08 21:05:34
● 2026-05-24 21:26:48
○ 2026-06-01 10:40:06
○ 2026-08-05 15:56:36
○A188.114.97.02026-03-26 → 2026-05-24 · 8 obs
○ 2026-02-26 02:10:16
● 2026-03-26 08:24:32
○ 2026-04-01 11:09:58
● 2026-04-06 17:21:20
○ 2026-04-08 21:05:34
● 2026-05-24 21:26:48
○ 2026-06-01 10:40:06
○ 2026-08-05 15:56:36
○A2606:4700:3032::6815:f502026-02-26 → 2026-06-13 · 11 obs
○ 2017-03-16 17:56:56
● 2026-02-26 02:10:16
○ 2026-03-26 08:24:32
● 2026-04-01 11:09:58
○ 2026-04-06 17:21:20
● 2026-04-08 21:05:34
○ 2026-05-24 21:26:48
● 2026-06-01 10:40:06
● 2026-06-13 16:29:14
○ 2026-07-20 23:57:08
○ 2026-08-05 15:56:36
●A2606:4700:3035::ac43:a1f52026-07-20 → 2026-08-05 · 3 obs
○ 2026-06-13 16:29:14
● 2026-07-20 23:57:08
● 2026-08-05 15:56:36
●A2606:4700:3036::6815:f502026-07-20 → 2026-08-05 · 3 obs
○ 2026-06-13 16:29:14
● 2026-07-20 23:57:08
● 2026-08-05 15:56:36
○A2606:4700:3036::ac43:a1f52026-02-26 → 2026-06-13 · 11 obs
○ 2017-03-16 17:56:56
● 2026-02-26 02:10:16
○ 2026-03-26 08:24:32
● 2026-04-01 11:09:58
○ 2026-04-06 17:21:20
● 2026-04-08 21:05:34
○ 2026-05-24 21:26:48
● 2026-06-01 10:40:06
● 2026-06-13 16:29:14
○ 2026-07-20 23:57:08
○ 2026-08-05 15:56:36
○A2a06:98c1:3120::2026-03-26 → 2026-05-24 · 8 obs
○ 2026-02-26 02:10:16
● 2026-03-26 08:24:32
○ 2026-04-01 11:09:58
● 2026-04-06 17:21:20
○ 2026-04-08 21:05:34
● 2026-05-24 21:26:48
○ 2026-06-01 10:40:06
○ 2026-08-05 15:56:36
○A2a06:98c1:3121::2026-03-26 → 2026-05-24 · 8 obs
○ 2026-02-26 02:10:16
● 2026-03-26 08:24:32
○ 2026-04-01 11:09:58
● 2026-04-06 17:21:20
○ 2026-04-08 21:05:34
● 2026-05-24 21:26:48
○ 2026-06-01 10:40:06
○ 2026-08-05 15:56:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cfd.ns.cf, b.ns.cf, a.ns.cf, c.ns.cf8 records
cref.cfaustin.ns.cloudflare.com, lisa.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.70

NS records: austin.ns.cloudflare.com, lisa.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cf (unsigned zone)

⏱️ Timing

Total: 318ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.15.80, 172.67.161.245
AAAA22606:4700:3035::ac43:a1f5, 2606:4700:3036::6815:f50
NS2austin.ns.cloudflare.com, lisa.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1austin.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (a.ns.cf, b.ns.cf, c.ns.cf...)

Analysis

IP Addresses

cref.cf has four IP addresses: 104.21.15.80, 172.67.161.245, 2606:4700:3035::ac43:a1f5 and 2606:4700:3036::6815:f50.

alebilet.018274.click, millionaire-interviews.com, takashi-miike.de plus two other host names have IP numbers in common with cref.cf.

Name Servers

cref.cf is served by two delegated name servers, austin.ns.cloudflare.com and lisa.ns.cloudflare.com.

The name server configuration of cref.cf is shared with other domains, for instance wangelectric.com, futuramo.com, mypuls.app and two others.

cref.cf has at least partial name server overlap with other domains, such as bdidatalynk.com, hempelgalleries.com, praxishochschule.de and two others.

It is common to find these name servers paired with the name servers norah.ns.cloudflare.com, miki.ns.cloudflare.com, ken.ns.cloudflare.com and grace.ns.cloudflare.com.

Hosts with 6 IP addresses each:

austin.ns.cloudflare.com carries IP addresses 108.162.193.70, 172.64.33.70 and 173.245.59.70, with 3 other addresses beyond those.

lisa.ns.cloudflare.com carries IP addresses 108.162.192.131, 172.64.32.131 and 173.245.58.131, with 3 other addresses beyond those.