topicn.com - dns.ninja

`topicn.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:cea9^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:5590^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.85.144^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.206.169^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`laura.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ab7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laura.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0b7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`laura.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20b7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`laura.ns.cloudflare.com`
		A	108.162.192.183^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laura.ns.cloudflare.com`
		A	172.64.32.183^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laura.ns.cloudflare.com`
		A	173.245.58.183^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laura.ns.cloudflare.com`
NS	`vick.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bf4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vick.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1f4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`vick.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21f4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`vick.ns.cloudflare.com`
		A	108.162.193.244^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vick.ns.cloudflare.com`
		A	172.64.33.244^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vick.ns.cloudflare.com`
		A	173.245.59.244^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vick.ns.cloudflare.com`
MX	`mx1.zmail300.cn` ⭐
		A	117.50.175.134^{🇨🇳 CHINA169-BJ117.50.160.0/19 China Telecom Beijing Co. Ltd.}
MX	`mx.zmail300.cn`⁽⁵⁰⁾
		A	101.237.133.34^{🇨🇳 CHINA-1101.237.128.0/20 China Telecom Beijing Co. Ltd.}
			PTR	`outhb2.global-mail.cn`
TXT	`v=spf1 include:spfv.zmail300.cn -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.85.144, 172.67.206.169
		IPv6 hints	2606:4700:3030::ac43:cea9, 2606:4700:3034::6815:5590
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=15, name=cloudflare-ech.com
SOA	`laura.ns.cloudflare.com`dns@cloudflare.com serial=2408128347

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1783997672

Same first word

topicn.com

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DNS History

19 records (8 active, 11 former)

○NSce1.xincache.com2026-03-17 → 2026-04-13 · 5 obs

○ 2017-05-27 03:08:06
● 2026-03-17 04:35:00
● 2026-04-13 13:34:18
○ 2026-05-12 03:23:02
○ 2026-07-14 03:20:02

○NSce2.xincache.com2026-03-17 → 2026-04-13 · 5 obs

○ 2017-05-27 03:08:06
● 2026-03-17 04:35:00
● 2026-04-13 13:34:18
○ 2026-05-12 03:23:02
○ 2026-07-14 03:20:02

●NSlaura.ns.cloudflare.com2026-05-12 → 2026-07-14 · 3 obs

○ 2026-04-13 13:34:18
● 2026-05-12 03:23:02
● 2026-07-14 03:20:02

○NSns1.ce.net.cn2015-05-21 → 2017-05-27 · 4 obs

● 2015-05-21 12:51:04
● 2017-05-27 03:08:06
○ 2026-03-17 04:35:00
○ 2026-07-14 03:20:02

○NSns11.xincache.com2026-03-17 → 2026-04-13 · 5 obs

○ 2017-05-27 03:08:06
● 2026-03-17 04:35:00
● 2026-04-13 13:34:18
○ 2026-05-12 03:23:02
○ 2026-07-14 03:20:02

○NSns2.ce.net.cn2015-05-21 → 2017-05-27 · 4 obs

● 2015-05-21 12:51:04
● 2017-05-27 03:08:06
○ 2026-03-17 04:35:00
○ 2026-07-14 03:20:02

●NSvick.ns.cloudflare.com2026-05-12 → 2026-07-14 · 3 obs

○ 2026-04-13 13:34:18
● 2026-05-12 03:23:02
● 2026-07-14 03:20:02

●MXmx.zmail300.cn2015-05-21 → 2026-07-14 · 2 obs

● 2015-05-21 12:51:04
● 2026-07-14 03:20:02

●MXmx1.zmail300.cn2015-05-21 → 2026-07-14 · 6 obs

● 2015-05-21 12:51:04
● 2017-05-27 03:08:06
○ 2026-03-17 04:35:00
○ 2026-04-13 13:34:18
● 2026-05-12 03:23:02
● 2026-07-14 03:20:02

○MXmxv.zmail300.cn2026-03-17 → 2026-04-13 · 5 obs

○ 2017-05-27 03:08:06
● 2026-03-17 04:35:00
● 2026-04-13 13:34:18
○ 2026-05-12 03:23:02
○ 2026-07-14 03:20:02

○MXmxw.zmail300.cn2026-03-17 → 2026-04-13 · 5 obs

○ 2017-05-27 03:08:06
● 2026-03-17 04:35:00
● 2026-04-13 13:34:18
○ 2026-05-12 03:23:02
○ 2026-07-14 03:20:02

●A104.21.85.1442026-05-12 → 2026-07-14 · 3 obs

○ 2026-04-13 13:34:18
● 2026-05-12 03:23:02
● 2026-07-14 03:20:02

○A154.23.134.1162026-03-17 → 2026-04-13 · 5 obs

○ 2017-05-27 03:08:06
● 2026-03-17 04:35:00
● 2026-04-13 13:34:18
○ 2026-05-12 03:23:02
○ 2026-07-14 03:20:02

●A172.67.206.1692026-05-12 → 2026-07-14 · 3 obs

○ 2026-04-13 13:34:18
● 2026-05-12 03:23:02
● 2026-07-14 03:20:02

○A222.76.219.392015-05-21 → 2017-05-27 · 4 obs

● 2015-05-21 12:51:04
● 2017-05-27 03:08:06
○ 2026-03-17 04:35:00
○ 2026-07-14 03:20:02

●A2606:4700:3030::ac43:cea92026-06-27 → 2026-07-14 · 3 obs

○ 2026-06-13 14:01:36
● 2026-06-27 13:33:28
● 2026-07-14 03:20:02

○A2606:4700:3032::6815:55902026-05-12 → 2026-06-13 · 5 obs

○ 2026-04-13 13:34:18
● 2026-05-12 03:23:02
● 2026-06-13 14:01:36
○ 2026-06-27 13:33:28
○ 2026-07-14 03:20:02

●A2606:4700:3034::6815:55902026-06-27 → 2026-07-14 · 3 obs

○ 2026-06-13 14:01:36
● 2026-06-27 13:33:28
● 2026-07-14 03:20:02

○A2606:4700:3037::ac43:cea92026-05-12 → 2026-06-13 · 5 obs

○ 2026-04-13 13:34:18
● 2026-05-12 03:23:02
● 2026-06-13 14:01:36
○ 2026-06-27 13:33:28
○ 2026-07-14 03:20:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net...	-
topicn.com	laura.ns.cloudflare.com, vick.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.183

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for topicn.com (unsigned zone)

⏱️ Timing

Total: 245ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.206.169, 104.21.85.144`
AAAA	2	`2606:4700:3034::6815:5590, 2606:4700:3030::ac43:cea9`
NS	2	`laura.ns.cloudflare.com, vick.ns.cloudflare.com`
MX	2	`mx.zmail300.cn (pri: 5), mx1.zmail300.cn (pri: 50)`
TXT	1	`v=spf1 include:spfv.zmail300.cn -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`laura.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

topicn.com resolves to four IP addresses: 104.21.85.144, 172.67.206.169, 2606:4700:3030::ac43:cea9 and 2606:4700:3034::6815:5590.

www.jinsha3888.com, 27g9.com, superbuzz.io and two other host names share IP numbers with topicn.com.

Name Servers

topicn.com is delegated to two name servers: laura.ns.cloudflare.com and vick.ns.cloudflare.com.

topicn.com uses the same name servers as several other domains — among them toolsong.com, chuanyabuilding.com, bluefirecans.com and two more.

topicn.com shares at least some of its name servers with other domains, including stsophiasschool.com, educationtoday365.com, lcloud-find.info and two others.

It is common to find these name servers alongside the name servers augustus.ns.cloudflare.com, carter.ns.cloudflare.com, harmony.ns.cloudflare.com and two others.

Hostnames that resolve to 6 IP addresses:

laura.ns.cloudflare.com resolves to 108.162.192.183, 172.64.32.183, 173.245.58.183 and 3 other IP addresses.

vick.ns.cloudflare.com resolves to 108.162.193.244, 172.64.33.244, 173.245.59.244 and 3 other IP addresses.

Mail Servers

Mail for topicn.com is handled by two mail servers — mx1.zmail300.cn and mx.zmail300.cn.

topicn.com uses an identical mail server configuration to several other domains — among them hefute.com, chinadagao.cn, syliaohai.cn and two more.

topicn.com has at least partial mail server overlap with other domains such as bj-tianhe.com, chinafashionjewelry.com.cn, kygroup.com and two more.

This set of mail servers commonly appears together with the mail servers hwmx.zmail300.cn.

mx1.zmail300.cn and mx.zmail300.cn each resolve to one IP number: mx1.zmail300.cn points to 117.50.175.134 and mx.zmail300.cn points to 101.237.133.34.