mail.know-act.com - robtex.com

mail.know-act.com

CNAMEexmail.qq.com
DNSSEC⚠️ Not signed
NSns-cmn1.qq.com ⚠️ Not in parent delegation
A2402:4e00:111:ff4::3πŸ‡¨πŸ‡³ TENCENT-NET-AP2402:4e00::/35
A42.187.235.2πŸ‡¨πŸ‡³ TENCENT-NET-AP42.187.192.0/18 chinanet/CN2 TianJin province network
A43.140.54.204πŸ‡¨πŸ‡³ TENCENT-NET-AP43.140.0.0/18 Tencent Cloud Computing (Beijing) Co., Ltd 309 West Zone, 3F. 49 Zhichun Road. Haidian District.
A43.142.212.27πŸ‡¨πŸ‡³ TENCENT-NET-AP43.142.192.0/18
NSns-cnc1.qq.com ⚠️ Not in parent delegation
A240e:e1:aa00:2002::3πŸ‡¨πŸ‡³ SHANGHAITELECOM240e:e1:a000::/36 SHIDC
A61.135.196.2πŸ‡¨πŸ‡³ CHINA169-BJ61.135.196.0/24
A140.207.180.96πŸ‡¨πŸ‡³ UNICOM-SHFT-IDC140.207.180.0/24 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street
A157.255.6.102πŸ‡¨πŸ‡³ UNICOM-GuangZhou-IDC157.255.6.0/24
NSns-os1.qq.com ⚠️ Not in parent delegation
A2402:4e00:111:ff4::3πŸ‡¨πŸ‡³ TENCENT-NET-AP2402:4e00::/35
A43.129.131.16πŸ‡ΈπŸ‡¬ TENCENT-NET-AP-CN43.129.128.0/20
A43.130.172.23πŸ‡ΈπŸ‡¬ TENCENT-NET-AP-CN43.130.160.0/19 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES
A43.134.249.23πŸ‡ΈπŸ‡¬ TENCENT-NET-AP-CN43.134.224.0/19 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES
A43.159.167.10πŸ‡ΊπŸ‡Έ TENCENT-NET-AP-CN43.159.160.0/19 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES
A43.159.167.133πŸ‡ΊπŸ‡Έ TENCENT-NET-AP-CN43.159.160.0/19 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES
A43.166.55.3πŸ‡ΈπŸ‡¬ TENCENT-NET-AP-CN43.166.0.0/18 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES
A203.205.220.26πŸ‡­πŸ‡° TENCENT-NET-AP-CN203.205.220.0/23 Proxy-registered route object
NSns-tel1.qq.com ⚠️ Not in parent delegation
A240e:e1:aa00:2002::3πŸ‡¨πŸ‡³ SHANGHAITELECOM240e:e1:a000::/36 SHIDC
A14.116.238.220πŸ‡¨πŸ‡³ CHINANET-BACKBONE14.112.0.0/12 China Telecom Network
A49.7.250.139πŸ‡¨πŸ‡³ CHINA-149.7.192.0/18 China Telecom Beijing Co. Ltd.
A101.227.161.254πŸ‡¨πŸ‡³ SHANGHAITELECOM101.227.161.0/24 SHIDC

know-act.com

DNSSEC⚠️ Not signed
A47.99.67.116πŸ‡¨πŸ‡³ Alibaba-Cloud47.98.0.0/15 Hangzhou Alibaba Advertising Co.,Ltd.
NSdns7.hichina.com ⭐
NSdns8.hichina.com
MXmxbiz1.qq.com ⭐
MXmxbiz2.qq.com(10)
TXTv=spf1 include:spf.mail.qq.com ~all
SOAdns7.hichina.comhostmaster@hichina.com 2026-01-09 #13

Previously MX for

Same first word

Similar names

DNS History

2 records (1 active, 1 former)

20192020202120222023202420252026A27.54.88.193CNAMEexmail.qq.com
β—‹A27.54.88.1932018-10-01 β†’ 2018-10-01 Β· 3 obs
● 2018-10-01 00:02:38
β—‹ 2026-05-14 01:47:18
β—‹ 2026-05-14 01:47:22
●CNAMEexmail.qq.com2026-05-14 β†’ 2026-05-14 Β· 2 obs
● 2026-05-14 01:47:18
● 2026-05-14 01:47:22

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
know-act.comdns7.hichina.com, dns8.hichina.com18 records

βœ… Authoritative Response

Server:120.76.107.43

NS records: dns7.hichina.com, dns8.hichina.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for know-act.com (unsigned zone)

⏱️ Timing

Total: 506ms | Queries: -

πŸ“„ Records

TypeCountSample Data
CNAME1exmail.qq.com

πŸ“Œ Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns7.hichina.com, dns7.hichina.com, dns7.hichina.com...)

Analysis

Name Servers

mail.know-act.com is delegated to four name servers: ns-cmn1.qq.com, ns-cnc1.qq.com, ns-os1.qq.com and ns-tel1.qq.com.

At least part of the name servers for mail.know-act.com are shared with other domains, for instance dtslcm.qq.com, qzone.qq.com--2939968271.qzone.qq.com--2939968271.qzone.qq.com, ddd.qq.com, lzjd.qq.com and qtcpconn.qq.com.

these name servers are commonly used with ns1.qq.com, ns2.qq.com, ns3.qq.com, ns4.qq.com and ns-open1.qq.com.

Eight IP numbers for ns-os1.qq.com: 2402:4e00:111:ff4::3, 43.129.131.16, 43.130.172.23, 43.134.249.23, 43.159.167.10, 43.159.167.133, 43.166.55.3 and 203.205.220.26.

Four IP numbers for ns-cmn1.qq.com: 2402:4e00:111:ff4::3, 42.187.235.2, 43.140.54.204 and 43.142.212.27.

Four IP numbers for ns-cnc1.qq.com: 240e:e1:aa00:2002::3, 61.135.196.2, 140.207.180.96 and 157.255.6.102.

Four IP numbers for ns-tel1.qq.com: 240e:e1:aa00:2002::3, 14.116.238.220, 49.7.250.139 and 101.227.161.254.

Names pointing to 2402:4e00:111:ff4::3: ns-os1.qq.com and ns-cmn1.qq.com.

Names pointing to 240e:e1:aa00:2002::3: ns-cnc1.qq.com and ns-tel1.qq.com.