expls.cn - robtex.com

expls.cn

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:273fπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3037::ac43:a9b7πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.39.63Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.169.183πŸ‡ΊπŸ‡Έ Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
NSlaura.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3ab7πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlaura.ns.cloudflare.com
A2803:f800:50::6ca2:c0b7πŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRlaura.ns.cloudflare.com
A2a06:98c1:50::ac40:20b7πŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRlaura.ns.cloudflare.com
A108.162.192.183πŸ‡ΊπŸ‡Έ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlaura.ns.cloudflare.com
A172.64.32.183πŸ‡ΊπŸ‡Έ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlaura.ns.cloudflare.com
A173.245.58.183πŸ‡ΊπŸ‡Έ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlaura.ns.cloudflare.com
NSmike.ns.cloudflare.com
A2606:4700:58::a29f:2c3fπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmike.ns.cloudflare.com
A2803:f800:50::6ca2:c33fπŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmike.ns.cloudflare.com
A2a06:98c1:50::ac40:233fπŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRmike.ns.cloudflare.com
A108.162.195.63πŸ‡ΊπŸ‡Έ Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmike.ns.cloudflare.com
A162.159.44.63Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmike.ns.cloudflare.com
A172.64.35.63πŸ‡ΊπŸ‡Έ Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmike.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4 hints104.21.39.63, 172.67.169.183
IPv6 hints2606:4700:3031::6815:273f, 2606:4700:3037::ac43:a9b7
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=142, name=cloudflare-ech.com
SOAlaura.ns.cloudflare.comdns@cloudflare.com serial=2409169521

cn

DNSSECπŸ”’ Signed (DS record present)
NSa.dns.cn ⭐
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2035044876

Same first word

Similar names

DNS History

16 records (6 active, 10 former)

20162017201820192020202120222023202420252026NSlaura.ns.cloudflare.commike.ns.cloudflare.comf1g1ns1.dnspod.netf1g1ns2.dnspod.netns1.dnsfang.comns2.dnsfang.comMXmail.skrimple.comA104.21.39.63172.67.169.1832606:4700:3031::6815:273f2606:4700:3037::ac43:a9b7103.51.144.81107.167.38.247123.254.111.19050.117.113.22265.19.157.235
β—‹NSf1g1ns1.dnspod.net2015-08-07 β†’ 2015-08-07 Β· 3 obs
● 2015-08-07 20:43:20
β—‹ 2020-03-03 11:59:38
β—‹ 2026-07-16 00:05:56
β—‹NSf1g1ns2.dnspod.net2015-08-07 β†’ 2015-08-07 Β· 3 obs
● 2015-08-07 20:43:20
β—‹ 2020-03-03 11:59:38
β—‹ 2026-07-16 00:05:56
●NSlaura.ns.cloudflare.com2026-06-23 β†’ 2026-07-16 Β· 3 obs
β—‹ 2020-03-03 11:59:38
● 2026-06-23 00:28:20
● 2026-07-16 00:05:56
●NSmike.ns.cloudflare.com2026-06-23 β†’ 2026-07-16 Β· 3 obs
β—‹ 2020-03-03 11:59:38
● 2026-06-23 00:28:20
● 2026-07-16 00:05:56
β—‹NSns1.dnsfang.com2020-03-03 β†’ 2020-03-03 Β· 4 obs
β—‹ 2015-08-07 20:43:20
● 2020-03-03 11:59:38
β—‹ 2026-06-23 00:28:20
β—‹ 2026-07-16 00:05:56
β—‹NSns2.dnsfang.com2020-03-03 β†’ 2020-03-03 Β· 4 obs
β—‹ 2015-08-07 20:43:20
● 2020-03-03 11:59:38
β—‹ 2026-06-23 00:28:20
β—‹ 2026-07-16 00:05:56
β—‹MXmail.skrimple.com2015-12-13 β†’ 2017-03-31 Β· 4 obs
● 2015-12-13 18:18:20
● 2017-03-31 20:18:02
β—‹ 2020-03-03 11:59:38
β—‹ 2026-07-16 00:05:56
β—‹A103.51.144.812016-07-14 β†’ 2016-07-14 Β· 4 obs
β—‹ 2016-03-19 05:20:56
● 2016-07-14 15:37:00
β—‹ 2017-03-31 20:18:02
β—‹ 2026-07-16 00:05:56
●A104.21.39.632026-06-23 β†’ 2026-07-16 Β· 3 obs
β—‹ 2020-03-03 11:59:38
● 2026-06-23 00:28:20
● 2026-07-16 00:05:56
β—‹A107.167.38.2472020-03-03 β†’ 2020-03-03 Β· 4 obs
β—‹ 2017-03-31 20:18:02
● 2020-03-03 11:59:38
β—‹ 2026-06-23 00:28:20
β—‹ 2026-07-16 00:05:56
β—‹A123.254.111.1902015-08-07 β†’ 2015-08-07 Β· 3 obs
● 2015-08-07 20:43:20
β—‹ 2015-12-13 18:18:20
β—‹ 2026-07-16 00:05:56
●A172.67.169.1832026-06-23 β†’ 2026-07-16 Β· 3 obs
β—‹ 2020-03-03 11:59:38
● 2026-06-23 00:28:20
● 2026-07-16 00:05:56
●A2606:4700:3031::6815:273f2026-06-23 β†’ 2026-07-16 Β· 3 obs
β—‹ 2020-03-03 11:59:38
● 2026-06-23 00:28:20
● 2026-07-16 00:05:56
●A2606:4700:3037::ac43:a9b72026-06-23 β†’ 2026-07-16 Β· 3 obs
β—‹ 2020-03-03 11:59:38
● 2026-06-23 00:28:20
● 2026-07-16 00:05:56
β—‹A50.117.113.2222017-03-31 β†’ 2017-03-31 Β· 4 obs
β—‹ 2016-07-14 15:37:00
● 2017-03-31 20:18:02
β—‹ 2020-03-03 11:59:38
β—‹ 2026-07-16 00:05:56
β—‹A65.19.157.2352015-12-13 β†’ 2016-03-19 Β· 5 obs
β—‹ 2015-08-07 20:43:20
● 2015-12-13 18:18:20
● 2016-03-19 05:20:56
β—‹ 2016-07-14 15:37:00
β—‹ 2026-07-16 00:05:56

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
expls.cnmike.ns.cloudflare.com, laura.ns.cloudflare.com-

βœ… Authoritative Response

Server:162.159.44.63

NS records: mike.ns.cloudflare.com, laura.ns.cloudflare.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for expls.cn (unsigned zone)

⏱️ Timing

Total: 790ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2104.21.39.63, 172.67.169.183
AAAA22606:4700:3037::ac43:a9b7, 2606:4700:3031::6815:273f
NS2laura.ns.cloudflare.com, mike.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1laura.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

expls.cn directs to four IP numbers, which are 104.21.39.63, 172.67.169.183, 2606:4700:3031::6815:273f and 2606:4700:3037::ac43:a9b7.

Additional host names β€” www.mathost.eu, lowellsmith.net, bonoloto24.com and two others β€” share IP numbers with expls.cn.

Name Servers

expls.cn uses two name servers for its delegation: laura.ns.cloudflare.com and mike.ns.cloudflare.com.

expls.cn shares its name server setup with other domains, including nasna.cn, kybx.cn, 23833.cn and two others.

At least some of expls.cn's name servers are shared with other domains, for example myworldrugby.com, parrotcagereviews.com, chickencow.org and two more.

These name servers are often deployed together with the name servers augustus.ns.cloudflare.com, treasure.ns.cloudflare.com, carter.ns.cloudflare.com and rodney.ns.cloudflare.com.

Host names with 6 IP numbers:

Hostname laura.ns.cloudflare.com directs to 108.162.192.183, 172.64.32.183 and 173.245.58.183 along with 3 other IP addresses.

Hostname mike.ns.cloudflare.com directs to 108.162.195.63, 162.159.44.63 and 172.64.35.63 along with 3 other IP addresses.