chengm.com - robtex.com

chengm.com

DNSSEC⚠️ Not signed
A156.229.130.78🇺🇸 USZNI-AS-AP156.229.130.0/23
NSa8.share-dns.com ⭐ ⚠️ Not in parent delegation
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSa.share-dns.com ⚠️ Not in zone NS records
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb.share-dns.net ⚠️ Not in zone NS records
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb8.share-dns.net ⚠️ Not in parent delegation
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
SOAa.share-dns.commaster@share-dns.com serial=1781248835

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=1786157614

Same first word

chengm.com
chengm.cn

Similar names

gnchem.com
ngchem.com
hcgmen.com
gencmh.org
hcgmen.info
gnchem.cn
hcmeng.co.uk

DNS History

26 records (5 active, 21 former)

20162017201820192020202120222023202420252026NSa.share-dns.coma8.share-dns.comb.share-dns.netb8.share-dns.neta6.share-dns.comb6.share-dns.netexpired1.namebrightdns.comexpired2.namebrightdns.comlara.ns.cloudflare.commark.ns.cloudflare.comns1.namebrightdns.comns17.domaincontrol.comns18.domaincontrol.comMXmail1.namebrightmail.commail2.namebrightmail.commailstore1.secureserver.netsmtp.secureserver.netA156.229.130.78160.124.79.244166.88.96.3023.27.215.2502600:1f18:4ae:c607:d1d9:565f:b122:bfdb2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a50.63.202.3252.44.244.9854.165.131.183
●NSa.share-dns.com2026-05-01 → 2026-08-08 · 5 obs
○ 2017-03-29 18:01:00
● 2026-05-01 23:52:14
○ 2026-05-09 00:54:34
○ 2026-05-21 14:54:50
● 2026-08-08 03:14:20
○NSa6.share-dns.com2026-05-01 → 2026-05-01 · 4 obs
○ 2017-03-29 18:01:00
● 2026-05-01 23:52:14
○ 2026-05-09 00:54:34
○ 2026-08-08 03:14:20
●NSa8.share-dns.com2026-08-08 → 2026-08-08 · 2 obs
○ 2026-05-21 14:54:50
● 2026-08-08 03:14:20
●NSb.share-dns.net2026-05-01 → 2026-08-08 · 5 obs
○ 2017-03-29 18:01:00
● 2026-05-01 23:52:14
○ 2026-05-09 00:54:34
○ 2026-05-21 14:54:50
● 2026-08-08 03:14:20
○NSb6.share-dns.net2026-05-01 → 2026-05-01 · 4 obs
○ 2017-03-29 18:01:00
● 2026-05-01 23:52:14
○ 2026-05-09 00:54:34
○ 2026-08-08 03:14:20
●NSb8.share-dns.net2026-08-08 → 2026-08-08 · 2 obs
○ 2026-05-21 14:54:50
● 2026-08-08 03:14:20
○NSexpired1.namebrightdns.com2026-05-09 → 2026-05-21 · 4 obs
○ 2026-05-01 23:52:14
● 2026-05-09 00:54:34
● 2026-05-21 14:54:50
○ 2026-08-08 03:14:20
○NSexpired2.namebrightdns.com2026-05-09 → 2026-05-21 · 4 obs
○ 2026-05-01 23:52:14
● 2026-05-09 00:54:34
● 2026-05-21 14:54:50
○ 2026-08-08 03:14:20
○NSlara.ns.cloudflare.com2015-08-18 → 2016-03-26 · 4 obs
● 2015-08-18 23:47:50
● 2016-03-26 19:00:50
○ 2016-09-08 14:51:02
○ 2026-08-08 03:14:20
○NSmark.ns.cloudflare.com2015-08-18 → 2016-03-26 · 4 obs
● 2015-08-18 23:47:50
● 2016-03-26 19:00:50
○ 2016-09-08 14:51:02
○ 2026-08-08 03:14:20
○NSns1.namebrightdns.com2026-05-09 → 2026-05-21 · 4 obs
○ 2026-05-01 23:52:14
● 2026-05-09 00:54:34
● 2026-05-21 14:54:50
○ 2026-08-08 03:14:20
○NSns17.domaincontrol.com2016-09-08 → 2017-03-29 · 5 obs
○ 2016-03-26 19:00:50
● 2016-09-08 14:51:02
● 2017-03-29 18:01:00
○ 2026-05-01 23:52:14
○ 2026-08-08 03:14:20
○NSns18.domaincontrol.com2016-09-08 → 2017-03-29 · 5 obs
○ 2016-03-26 19:00:50
● 2016-09-08 14:51:02
● 2017-03-29 18:01:00
○ 2026-05-01 23:52:14
○ 2026-08-08 03:14:20
○MXmail1.namebrightmail.com2026-05-09 → 2026-05-21 · 4 obs
○ 2026-05-01 23:52:14
● 2026-05-09 00:54:34
● 2026-05-21 14:54:50
○ 2026-08-08 03:14:20
○MXmail2.namebrightmail.com2026-05-09 → 2026-05-21 · 4 obs
○ 2026-05-01 23:52:14
● 2026-05-09 00:54:34
● 2026-05-21 14:54:50
○ 2026-08-08 03:14:20
○MXmailstore1.secureserver.net2016-09-08 → 2017-03-29 · 4 obs
● 2016-09-08 14:51:02
● 2017-03-29 18:01:00
○ 2026-05-01 23:52:14
○ 2026-08-08 03:14:20
○MXsmtp.secureserver.net2016-09-08 → 2017-03-29 · 4 obs
● 2016-09-08 14:51:02
● 2017-03-29 18:01:00
○ 2026-05-01 23:52:14
○ 2026-08-08 03:14:20
●A156.229.130.782026-08-08 → 2026-08-08 · 2 obs
○ 2026-05-21 14:54:50
● 2026-08-08 03:14:20
○A160.124.79.2442026-05-01 → 2026-05-01 · 4 obs
○ 2017-03-29 18:01:00
● 2026-05-01 23:52:14
○ 2026-05-09 00:54:34
○ 2026-08-08 03:14:20
○A166.88.96.302015-08-18 → 2015-08-18 · 3 obs
● 2015-08-18 23:47:50
○ 2015-12-14 05:42:58
○ 2026-08-08 03:14:20
○A23.27.215.2502015-12-14 → 2016-03-26 · 5 obs
○ 2015-08-18 23:47:50
● 2015-12-14 05:42:58
● 2016-03-26 19:00:50
○ 2016-09-08 14:51:02
○ 2026-08-08 03:14:20
○A2600:1f18:4ae:c607:d1d9:565f:b122:bfdb2026-05-09 → 2026-05-21 · 4 obs
○ 2026-05-01 23:52:14
● 2026-05-09 00:54:34
● 2026-05-21 14:54:50
○ 2026-08-08 03:14:20
○A2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a2026-05-09 → 2026-05-21 · 4 obs
○ 2026-05-01 23:52:14
● 2026-05-09 00:54:34
● 2026-05-21 14:54:50
○ 2026-08-08 03:14:20
○A50.63.202.322016-09-08 → 2017-03-29 · 5 obs
○ 2016-03-26 19:00:50
● 2016-09-08 14:51:02
● 2017-03-29 18:01:00
○ 2026-05-01 23:52:14
○ 2026-08-08 03:14:20
○A52.44.244.982026-05-09 → 2026-05-21 · 4 obs
○ 2026-05-01 23:52:14
● 2026-05-09 00:54:34
● 2026-05-21 14:54:50
○ 2026-08-08 03:14:20
○A54.165.131.1832026-05-09 → 2026-05-21 · 4 obs
○ 2026-05-01 23:52:14
● 2026-05-09 00:54:34
● 2026-05-21 14:54:50
○ 2026-08-08 03:14:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
chengm.comb8.share-dns.net, a8.share-dns.com1 record

✅ Authoritative Response

Server:172.64.53.25

NS records: b8.share-dns.net, a8.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for chengm.com (unsigned zone)

⏱️ Timing

Total: 439ms | Queries: -

📄 Records

TypeCountSample Data
A1156.229.130.78
NS2a.share-dns.com, b.share-dns.net
SOA1a.share-dns.com master.share-dns.com

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a8.share-dns.com)

Analysis

IP Addresses

chengm.com resolves to just one IP address, 156.229.130.78.

Name Servers

The NS records for chengm.com point to four name servers: a8.share-dns.com, a.share-dns.com, b8.share-dns.net and b.share-dns.net.

chengm.com partially shares its NS delegation with several other domains, including nmdlgjj.com.cn, shdunyi.com, 857055.com and two others.

In DNS configurations, these name servers often share authority with a12.share-dns.com, b12.share-dns.net, a10.share-dns.com and 7 other name servers.

a8.share-dns.com resolves to 172.64.53.25, as does a.share-dns.com. b8.share-dns.net resolves to 172.64.52.239, as does b.share-dns.net.

a8.share-dns.com and a.share-dns.com each have 172.64.53.25 IP addresses.

b8.share-dns.net and b.share-dns.net each have 172.64.52.239 IP addresses.