tencent.com

Checked 22 October 2026, 11:01 UTC · via 8.8.8.8
✗Problems found
23 passed 2 warnings 2 failed 4 info

Registration

info

.com generic · MarkMonitor Information Technology (Shanghai) Co., Ltd. · expires 2032-09-13

Found

TLD
.com (generic)
ICANN policies apply
yes
Registrar
MarkMonitor Information Technology (Shanghai) Co., Ltd.
Registered
14 September 1998
Last changed
27 February 2023
Expires
13 September 2032
Status
client delete prohibited, client transfer prohibited, client update prohibited, server delete prohibited, server transfer prohibited, server update prohibited
Registry nameservers
ns1.qq.com, ns2.qq.com, ns3.qq.com, ns4.qq.com
RDAP server
https://rdap.verisign.com/com/v1/

Checks

  • i
    .com is a generic TLD (gTLD)
    Generic TLD under an ICANN registry agreement: ICANN-accredited registrars, UDRP and RDAP apply.
    #1
  • ✓ TLD delegated and signed #2
    .com is delegated in the root zone and DNSSEC-signed.
  • ✓ Expires on 2032-09-13 #3
    The registration is valid until 2032-09-13 (2152 days).
  • ✓ Transfer locked #4
    Registry status: client delete prohibited, client transfer prohibited, client update prohibited, server delete prohibited, server transfer prohibited, server update prohibited.
  • ✓ Registry and delegation match #5
    The nameservers registered at the registry are the ones published in DNS.

Delegation

info

ns1.qq.com, ns2.qq.com, ns3.qq.com, ns4.qq.com

Found

Parent zone
com
Delegation from
a.gtld-servers.net (192.5.6.30)
NS at the parent
ns1.qq.com, ns2.qq.com, ns3.qq.com, ns4.qq.com
NS in the zone
ns1.qq.com, ns2.qq.com, ns3.qq.com, ns4.qq.com
NameserverAddressesNetwork (AS)Glue
ns1.qq.com43.166.55.2 180.153.217.98 183.60.116.2 203.205.220.251 112.90.13.140 2402:4e00:c050:7a00::3AS132203 TENCENT-NET-AP-CN - Tencent Building, Kejizhongyi Avenue, CN AS4811 CHINANET-SHANGHAI-MAN - China Telecom (Group), CN AS4134 CHINANET-BACKBONE - No.31,Jin-rong Street, CN AS132203 TENCENT-NET-AP-CN - Tencent Building, Kejizhongyi Avenue, CN AS136958 UNICOM-GuangZhou-IDC - China Unicom Guangdong IP network, CN AS45090 TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited, CN112.90.13.140 180.153.217.98 183.60.116.2 203.205.220.251 2402:4e00:c050:7a00::3 43.166.55.2
ns2.qq.com49.7.250.140 1.12.96.10 43.159.167.132 43.129.131.210 240e:974:e600:3ee::2AS23724 CHINANET-IDC-BJ-AP - IDC, China Telecommunications Corporation, CN AS45090 TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited, CN AS132203 TENCENT-NET-AP-CN - Tencent Building, Kejizhongyi Avenue, CN AS132203 TENCENT-NET-AP-CN - Tencent Building, Kejizhongyi Avenue, CN AS38283 CHINANET-SCIDC-AS-AP - CHINANET SiChuan Telecom Internet Data Center, CN1.12.96.10 240e:974:e600:3ee::2 43.129.131.210 43.159.167.132 49.7.250.140
ns3.qq.com120.233.255.187 120.204.7.98 43.159.167.11 43.134.249.22AS56040 CMNET-GuangDong-AP - China Mobile communications corporation, CN AS9808 CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd., CN AS132203 TENCENT-NET-AP-CN - Tencent Building, Kejizhongyi Avenue, CN AS132203 TENCENT-NET-AP-CN - Tencent Building, Kejizhongyi Avenue, CN120.204.7.98 120.233.255.187 43.134.249.22 43.159.167.11
ns4.qq.com61.135.196.3 43.161.3.25 183.60.116.5 43.130.172.24 116.169.38.235AS4808 CHINA169-BJ - China Unicom Beijing Province Network, CN AS132203 TENCENT-NET-AP-CN - Tencent Building, Kejizhongyi Avenue, CN AS4134 CHINANET-BACKBONE - No.31,Jin-rong Street, CN AS132203 TENCENT-NET-AP-CN - Tencent Building, Kejizhongyi Avenue, CN AS4837 CHINA169-Backbone - CHINA UNICOM China169 Backbone, CN116.169.38.235 183.60.116.5 43.130.172.24 43.161.3.25 61.135.196.3

Checks

  • ✓ 4 nameservers #6
    Delegated to ns1.qq.com, ns2.qq.com, ns3.qq.com, ns4.qq.com.
  • ✓ Parent and zone agree #7
    The parent delegation and the zone's NS records list the same nameservers.
  • ✓ No glue needed #8
    All nameservers are outside the zone, so no glue records are needed.
  • ✓ All names resolve #9
    Every nameserver name has an address and is not an alias.
  • ✓ Nameservers in different networks #10
    The nameservers are spread over 16 IPv4 /24s and 2 IPv6 /48s.
  • ✓ 11 autonomous systems #11
    The nameservers are spread over: AS132203 (TENCENT-NET-AP-CN - Tencent Building, Kejizhongyi Avenue, CN): 8 addresses; AS136958 (UNICOM-GuangZhou-IDC - China Unicom Guangdong IP network, CN): 1 address; AS23724 (CHINANET-IDC-BJ-AP - IDC, China Telecommunications Corporation, CN): 1 address; AS38283 (CHINANET-SCIDC-AS-AP - CHINANET SiChuan Telecom Internet Data Center, CN): 1 address; AS4134 (CHINANET-BACKBONE - No.31,Jin-rong Street, CN): 2 addresses; AS45090 (TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited, CN): 2 addresses; AS4808 (CHINA169-BJ - China Unicom Beijing Province Network, CN): 1 address; AS4811 (CHINANET-SHANGHAI-MAN - China Telecom (Group), CN): 1 address; AS4837 (CHINA169-Backbone - CHINA UNICOM China169 Backbone, CN): 1 address; AS56040 (CMNET-GuangDong-AP - China Mobile communications corporation, CN): 1 address; AS9808 (CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd., CN): 1 address.
  • i
    All nameserver names under .com
    All nameserver names are under one TLD, so a problem with that TLD also makes the nameservers unreachable. Some operators use names under two TLDs for extra resilience.
    #12
  • i
    Partly IPv6
    These nameservers have no IPv6 address: ns3.qq.com, ns4.qq.com.
    #13

Nameservers

fail

19 of 20 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
ns1.qq.com 43.166.55.2NOERROR, 280 ms, authoritativenoyes / yesrefused-
ns1.qq.com 180.153.217.98NOERROR, 194 ms, authoritativenoyes / yesrefused-
ns1.qq.com 183.60.116.2no responsenono / no--
ns1.qq.com 203.205.220.251NOERROR, 250 ms, authoritativenoyes / yesrefused-
ns1.qq.com 112.90.13.140NOERROR, 167 ms, authoritativenono / yesrefused-
ns1.qq.com 2402:4e00:c050:7a00::3NOERROR, 148 ms, authoritativenono / yesrefused-
ns2.qq.com 49.7.250.140NOERROR, 201 ms, authoritativenoyes / yesrefused-
ns2.qq.com 1.12.96.10NOERROR, 193 ms, authoritativenono / yesrefused-
ns2.qq.com 43.159.167.132NOERROR, 157 ms, authoritativenoyes / yesrefused-
ns2.qq.com 43.129.131.210NOERROR, 262 ms, authoritativenoyes / yesrefused-
ns2.qq.com 240e:974:e600:3ee::2NOERROR, 205 ms, authoritativenono / yesrefused-
ns3.qq.com 120.233.255.187NOERROR, 198 ms, authoritativenoyes / yesrefused-
ns3.qq.com 120.204.7.98NOERROR, 241 ms, authoritativenono / yesrefused-
ns3.qq.com 43.159.167.11NOERROR, 155 ms, authoritativenoyes / yesrefused-
ns3.qq.com 43.134.249.22NOERROR, 246 ms, authoritativenoyes / yesrefused-
ns4.qq.com 61.135.196.3NOERROR, 139 ms, authoritativenoyes / yesrefused-
ns4.qq.com 43.161.3.25NOERROR, 257 ms, authoritativenoyes / yesrefused-
ns4.qq.com 183.60.116.5NOERROR, 195 ms, authoritativenoyes / yesrefused-
ns4.qq.com 43.130.172.24NOERROR, 101 ms, authoritativenoyes / yesrefused-
ns4.qq.com 116.169.38.235NOERROR, 158 ms, authoritativenoyes / yesrefused-

Checks

  • ✗
    Nameservers not responding
    These addresses did not answer, so resolvers waste time on timeouts: ns1.qq.com (183.60.116.2): read udp 46.225.38.91:56691->183.60.116.2:53: i/o timeout.
    #14
  • ✓ All authoritative #15
    Every responding nameserver answers authoritatively for the zone.
  • ✓ No recursion #16
    The nameservers do not answer recursive queries for other domains.
  • ✓ No version disclosed #17
    The nameservers don't reveal their software version.
  • ✓ Zone transfers refused #18
    No nameserver allows a zone transfer to the public.
  • ✗
    No DNS over TCP
    DNS over TCP is required (RFC 7766); without it, large answers such as DNSSEC responses fail. Not answering over TCP: ns1.qq.com (112.90.13.140): dial tcp 112.90.13.140:53: i/o timeout; ns1.qq.com (2402:4e00:c050:7a00::3): dial tcp [2402:4e00:c050:7a00::3]:53: i/o timeout; ns2.qq.com (1.12.96.10): dial tcp 1.12.96.10:53: i/o timeout; ns2.qq.com (240e:974:e600:3ee::2): dial tcp [240e:974:e600:3ee::2]:53: i/o timeout; ns3.qq.com (120.204.7.98): dial tcp 120.204.7.98:53: i/o timeout.
    #19
  • ✓ EDNS supported #20
    All nameservers support EDNS(0).
  • ✓ Public addresses #21
    All nameserver addresses are publicly routable.

SOA

warn

serial 1308811772 · primary ns1.qq.com

Found

Primary (MNAME)
ns1.qq.com
Contact (RNAME)
webmaster.qq.com
Serial
1308811772
Refresh / retry
3600 s / 300 s
Expire
600 s
Negative TTL
300 s

Serial per nameserver

NameserverSerial
ns1.qq.com (43.166.55.2)1308811772
ns1.qq.com (180.153.217.98)1308811772
ns1.qq.com (203.205.220.251)1308811772
ns1.qq.com (112.90.13.140)1308811772
ns1.qq.com (2402:4e00:c050:7a00::3)1308811772
ns2.qq.com (49.7.250.140)1308811772
ns2.qq.com (1.12.96.10)1308811772
ns2.qq.com (43.159.167.132)1308811772
ns2.qq.com (43.129.131.210)1308811772
ns2.qq.com (240e:974:e600:3ee::2)1308811772
ns3.qq.com (120.233.255.187)1308811772
ns3.qq.com (120.204.7.98)1308811772
ns3.qq.com (43.159.167.11)1308811772
ns3.qq.com (43.134.249.22)1308811772
ns4.qq.com (61.135.196.3)1308811772
ns4.qq.com (43.161.3.25)1308811772
ns4.qq.com (183.60.116.5)1308811772
ns4.qq.com (43.130.172.24)1308811772
ns4.qq.com (116.169.38.235)1308811772

Checks

  • ✓ Serial 1308811772 everywhere #22
    All nameservers serve the same version of the zone.
  • !
    Unusual SOA timers
    expire 10m is shorter than 7d; secondaries stop answering too soon when the primary is down; expire 10m must be longer than refresh + retry. Current values: refresh 1h, retry 5m, expire 10m, negative TTL 5m.
    #23
  • ✓ Primary is a public nameserver #24
    The primary nameserver ns1.qq.com is one of the listed nameservers.
  • ✓ Contact webmaster@qq.com #25
    The SOA RNAME webmaster.qq.com means webmaster@qq.com.
  • ✓ Timestamp serial #26
    The serial 1308811772 is a Unix timestamp (2011-06-23 06:49 UTC).

DNSSEC

warn

Not signed

Found

Validated by resolver
no

Checks

  • !
    Not signed
    The zone is not signed with DNSSEC, so answers can be spoofed. Enable DNSSEC at your DNS provider and publish the DS record at your registrar.
    #27

Records

info

8 records at the apex

Found

Read from
43.166.55.2:53
TypeValueTTL
SOAns1.qq.com. webmaster.qq.com. 1308811772 3600 300 600 300600
NSns4.qq.com.86400
NSns1.qq.com.86400
NSns2.qq.com.86400
NSns3.qq.com.86400
A43.137.211.13600
MX5 cloudmx.qq.com.600
TXT"v=spf1 include:spf.mail.tencent.com include:spf.mail.qq.com -all"3600

Checks

  • ✓ TTLs within range #32
    TTLs: A 10m, MX 10m, NS 1d. The NS TTL at the parent is 2d and in the zone 1d; resolvers may use either.
  • ✓ No CNAME at the apex #33
    The zone apex has no CNAME record.
  • ✓ No wildcard #34
    Names that don't exist return NXDOMAIN.
  • i
    No CAA records
    Without CAA records any certificate authority may issue certificates for this domain. A CAA record limits issuance to the CAs you use.
    #35