laernoc.com - robtex.com

laernoc.com

DNSSEC⚠️ Not signed
A39.103.57.254🇨🇳 Alibaba-Cloud39.100.0.0/14 CT BeiJing IDC
NSdns9.hichina.com ⭐
A2408:4009:501::17🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.42🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A39.96.153.52🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A47.118.199.202🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A47.118.199.212🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A120.76.107.42🇨🇳 Alibaba-Cloud120.76.0.0/17
A120.76.107.52🇨🇳 Alibaba-Cloud120.76.0.0/17
A139.224.142.112🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
A139.224.142.122🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
NSdns10.hichina.com
A2408:4009:501::18🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.41🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A39.96.153.51🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A47.118.199.201🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A47.118.199.211🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A120.76.107.41🇨🇳 Alibaba-Cloud120.76.0.0/17
A120.76.107.51🇨🇳 Alibaba-Cloud120.76.0.0/17
A139.224.142.111🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
A139.224.142.121🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
MXmx1.feishu.cn ⭐
A52.220.106.220🇸🇬 Amazon52.220.0.0/15 SIN prefix
PTRec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com
MXmx2.feishu.cn(5)
A101.126.58.225🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
A122.14.229.0🇨🇳 CHINAMOBILE-CN122.14.224.0/20
MXmx3.feishu.cn(10)
A52.220.106.220🇸🇬 Amazon52.220.0.0/15 SIN prefix
PTRec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com
A101.126.58.225🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
A122.14.229.0🇨🇳 CHINAMOBILE-CN122.14.224.0/20
TXTverification-code-site-App_feishu=NatX64qWqy6QbF3p2h7S
TXTv=spf1 +include:_netblocks.m.feishu.cn -all
SOAdns9.hichina.comhostmaster@hichina.com 2026-01-12 #9

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=1775957262

Same first word

laernoc.com

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DNS History

6 records (6 active, 0 former)

NSdns10.hichina.comdns9.hichina.comMXmx1.feishu.cnmx2.feishu.cnmx3.feishu.cnA39.103.57.254
●NSdns10.hichina.com2026-04-07 → 2026-04-12 · 2 obs
● 2026-04-07 11:32:50
● 2026-04-12 01:28:52
●NSdns9.hichina.com2026-04-07 → 2026-04-12 · 2 obs
● 2026-04-07 11:32:50
● 2026-04-12 01:28:52
●MXmx1.feishu.cn2026-04-07 → 2026-04-12 · 2 obs
● 2026-04-07 11:32:50
● 2026-04-12 01:28:52
●MXmx2.feishu.cn2026-04-07 → 2026-04-12 · 2 obs
● 2026-04-07 11:32:50
● 2026-04-12 01:28:52
●MXmx3.feishu.cn2026-04-07 → 2026-04-12 · 2 obs
● 2026-04-07 11:32:50
● 2026-04-12 01:28:52
●A39.103.57.2542026-04-07 → 2026-04-12 · 2 obs
● 2026-04-07 11:32:50
● 2026-04-12 01:28:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
laernoc.comdns9.hichina.com, dns10.hichina.com18 records

✅ Authoritative Response

Server:120.76.107.41

NS records: dns9.hichina.com, dns10.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for laernoc.com (unsigned zone)

⏱️ Timing

Total: 526ms | Queries: -

📄 Records

TypeCountSample Data
A139.103.57.254
NS2dns9.hichina.com, dns10.hichina.com
MX3mx1.feishu.cn (pri: 1), mx2.feishu.cn (pri: 5)...
TXT2verification-code-site-App_feishu=NatX64, v=spf1 +include:_netblocks.m.feishu.cn -
SOA1dns9.hichina.com hostmaster.hichina.com

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns9.hichina.com, dns9.hichina.com, dns9.hichina.com...)

Analysis

IP Addresses

laernoc.com points to a single IP address: 39.103.57.254.

Name Servers

Two name servers dns10.hichina.com and dns9.hichina.com handle the delegation for laernoc.com.

laernoc.com shares the same name server setup as other domains, for example kossi.cn, torian.cn, guoren-cn.com, 17haibao.com and i-gomall.com.

laernoc.com at least partially shares name servers with other domains, for example gzshuangling.com, nishaer.com, sihaihengyuan.com, myhwclouds.net and what123.com.

these name servers commonly pair with expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and ns2.alidns.com.

Host names with nine IP numbers: dns10.hichina.com points to: 2408:4009:501::18, 39.96.153.41, 39.96.153.51, 47.118.199.201, 47.118.199.211, 120.76.107.41, 120.76.107.51, 139.224.142.111 and 139.224.142.121; dns9.hichina.com points to: 2408:4009:501::17, 39.96.153.42, 39.96.153.52, 47.118.199.202, 47.118.199.212, 120.76.107.42, 120.76.107.52, 139.224.142.112 and 139.224.142.122.

Mail Servers

laernoc.com is handled by three mail servers: mx1.feishu.cn, mx2.feishu.cn and mx3.feishu.cn.

laernoc.com shares at least partially some mail servers with other domains, for instance mondoselect.com, fireflyw.com, molingtech.com, xiakezu.com and nordkappgames.com.

Host names with three IP numbers: mx3.feishu.cn points to 52.220.106.220, 101.126.58.225 and 122.14.229.0.

Host names with two IP numbers: mx2.feishu.cn points to 101.126.58.225 and 122.14.229.0.

Host names with one IP number: mx1.feishu.cn points to 52.220.106.220.

Host names pointing to 52.220.106.220: mx3.feishu.cn and mx1.feishu.cn.

Host names pointing to 101.126.58.225: mx3.feishu.cn and mx2.feishu.cn.

Host names pointing to 122.14.229.0: mx3.feishu.cn and mx2.feishu.cn.