lfrg.com - robtex.com

lfrg.com

DNSSEC⚠️ Not signed
NSns1.hk.net ⭐ ⚠️ Not in parent delegation
A2403:2c00:ffff:21::2🇭🇰 ASN-LINKAGE2403:2c00::/32 CPCNET Hong Kong Limited 20/F Lincoln House Taikoo Place 979 King's Road Hong Kong
A152.101.179.98🇭🇰 ASN-LINKAGE152.101.179.0/24 Far Eastone Telecommunications Co., Ltd No. 220, Gangchi Rd., Taipei 114 Taiwan
PTRns1.hk.net
NSns1.hk.linkage.net ⚠️ Not in zone NS records
A2403:2c00:ffff:21::2🇭🇰 ASN-LINKAGE2403:2c00::/32 CPCNET Hong Kong Limited 20/F Lincoln House Taikoo Place 979 King's Road Hong Kong
A152.101.179.98🇭🇰 ASN-LINKAGE152.101.179.0/24 Far Eastone Telecommunications Co., Ltd No. 220, Gangchi Rd., Taipei 114 Taiwan
PTRns1.hk.net
NSns2.hk.linkage.net ⚠️ Not in zone NS records
A2403:2c00:ffff:22::2🇭🇰 ASN-LINKAGE2403:2c00::/32 CPCNET Hong Kong Limited 20/F Lincoln House Taikoo Place 979 King's Road Hong Kong
A152.101.179.102🇭🇰 ASN-LINKAGE152.101.179.0/24 Far Eastone Telecommunications Co., Ltd No. 220, Gangchi Rd., Taipei 114 Taiwan
PTRns2.hk.net
NSns2.hk.net ⚠️ Not in parent delegation
A2403:2c00:ffff:22::2🇭🇰 ASN-LINKAGE2403:2c00::/32 CPCNET Hong Kong Limited 20/F Lincoln House Taikoo Place 979 King's Road Hong Kong
A152.101.179.102🇭🇰 ASN-LINKAGE152.101.179.0/24 Far Eastone Telecommunications Co., Ltd No. 220, Gangchi Rd., Taipei 114 Taiwan
PTRns2.hk.net
MXd108526a.ess.barracudanetworks.com ⭐
A209.222.82.252🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
A209.222.82.253🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
A209.222.82.255🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
MXd108526b.ess.barracudanetworks.com(15)
A209.222.82.252🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
A209.222.82.253🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
A209.222.82.255🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
MXrelay.email.hk.net(100)
A2403:2c00:1::3:21🇭🇰 ASN-LINKAGE2403:2c00::/32 CPCNET Hong Kong Limited 20/F Lincoln House Taikoo Place 979 King's Road Hong Kong
PTRrelay1.hk.net
A2403:2c00:2:1::3🇭🇰 ASN-LINKAGE2403:2c00::/32 CPCNET Hong Kong Limited 20/F Lincoln House Taikoo Place 979 King's Road Hong Kong
A152.101.179.228🇭🇰 ASN-LINKAGE152.101.179.0/24 Far Eastone Telecommunications Co., Ltd No. 220, Gangchi Rd., Taipei 114 Taiwan
PTRrelay2.hk.net
A202.76.4.35🇭🇰 ASN-LINKAGE202.76.4.0/24 Far Eastone Telecommunications Co., Ltd No. 220, Gangchi Rd., Taipei 114 Taiwan
PTRrelay1.hk.net
SOAns1.hk.nethostmaster@citictel-cpc.com 2016-11-22 #1

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=1785666702

Same first word

lfrg.net
lfrg.com
lfrg.hk

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DNS History

9 records (7 active, 2 former)

20162017201820192020202120222023202420252026NSns1.hk.linkage.netns1.hk.netns2.hk.linkage.netns2.hk.netMXd108526a.ess.barracudanetworks.comd108526b.ess.barracudanetworks.comrelay.email.hk.netmail.lfrg.commail1.ckhk.hk
●NSns1.hk.linkage.net2026-06-14 → 2026-08-02 · 3 obs
○ 2015-08-30 10:11:36
● 2026-06-14 15:33:02
● 2026-08-02 10:45:20
●NSns1.hk.net2015-08-30 → 2026-08-02 · 2 obs
● 2015-08-30 10:11:36
● 2026-08-02 10:45:20
●NSns2.hk.linkage.net2026-06-14 → 2026-08-02 · 3 obs
○ 2015-08-30 10:11:36
● 2026-06-14 15:33:02
● 2026-08-02 10:45:20
●NSns2.hk.net2015-08-30 → 2026-08-02 · 2 obs
● 2015-08-30 10:11:36
● 2026-08-02 10:45:20
●MXd108526a.ess.barracudanetworks.com2016-12-01 → 2026-08-02 · 3 obs
○ 2016-11-19 14:18:04
● 2016-12-01 18:24:44
● 2026-08-02 10:45:20
●MXd108526b.ess.barracudanetworks.com2016-12-01 → 2026-08-02 · 3 obs
○ 2016-11-19 14:18:04
● 2016-12-01 18:24:44
● 2026-08-02 10:45:20
○MXmail.lfrg.com2015-08-30 → 2016-11-19 · 4 obs
● 2015-08-30 10:11:36
● 2016-11-19 14:18:04
○ 2016-12-01 18:24:44
○ 2026-08-02 10:45:20
○MXmail1.ckhk.hk2015-08-30 → 2016-11-19 · 4 obs
● 2015-08-30 10:11:36
● 2016-11-19 14:18:04
○ 2016-12-01 18:24:44
○ 2026-08-02 10:45:20
●MXrelay.email.hk.net2015-08-30 → 2026-08-02 · 2 obs
● 2015-08-30 10:11:36
● 2026-08-02 10:45:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
lfrg.comns1.hk.linkage.net, ns2.hk.linkage.net-

✅ Authoritative Response

Server:152.101.179.98

NS records: ns1.hk.linkage.net, ns2.hk.linkage.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lfrg.com (unsigned zone)

⏱️ Timing

Total: 1907ms | Queries: -

📄 Records

TypeCountSample Data
NS2ns2.hk.net, ns1.hk.net
MX3relay.email.hk.net (pri: 100), d108526a.ess.barracudanetworks.com (pri:...
SOA1ns1.hk.net hostmaster.citictel-cpc.com

Analysis

Name Servers

The NS records for lfrg.com point to four name servers: ns1.hk.net, ns2.hk.net, ns1.hk.linkage.net and ns2.hk.linkage.net.

lfrg.com partially shares its NS delegation with several other domains, including fcc.org.hk, 45.66.202.in-addr.arpa, belfuse.com.hk and two others.

The name servers ns1.us.linkage.net, ns11.hk.net, ns12.hk.net and two others are commonly seen in use alongside these name servers.

ns1.hk.net, ns2.hk.net, ns1.hk.linkage.net and ns2.hk.linkage.net each have two IP addresses. Specifically, ns1.hk.net resolves to 152.101.179.98 and 2403:2c00:ffff:21::2, ns2.hk.net resolves to 152.101.179.102 and 2403:2c00:ffff:22::2, ns1.hk.linkage.net resolves to 152.101.179.98 and 2403:2c00:ffff:21::2 and ns2.hk.linkage.net resolves to 152.101.179.102 and 2403:2c00:ffff:22::2.

Host names pointing to 2403:2c00:ffff:21::2 IP addresses: ns1.hk.net and ns1.hk.linkage.net.

Host names pointing to 152.101.179.98 IP addresses: ns1.hk.net and ns1.hk.linkage.net.

Host names pointing to 2403:2c00:ffff:22::2 IP addresses: ns2.hk.net and ns2.hk.linkage.net.

Host names pointing to 152.101.179.102 IP addresses: ns2.hk.net and ns2.hk.linkage.net.

Mail Servers

lfrg.com uses three mail servers — d108526a.ess.barracudanetworks.com, d108526b.ess.barracudanetworks.com and relay.email.hk.net.

There is at least a partial MX overlap between lfrg.com and other domains, including ecampus.com.hk, carriage.com.hk, dns.com.hk and two others.

These mail servers tend to appear in combination with mail servers mail03.email.hk.net, mailmx1.hk.net, mailmx2.hk.net and 7 others.

Host names that resolve to four IP numbers:

relay.email.hk.net maps to the following IP addresses: 152.101.179.228, 202.76.4.35, 2403:2c00:1::3:21 and 2403:2c00:2:1::3.

Hostnames that map to three IP numbers:

d108526a.ess.barracudanetworks.com has IP addresses 209.222.82.252, 209.222.82.253 and 209.222.82.255.

d108526b.ess.barracudanetworks.com has IP addresses 209.222.82.252, 209.222.82.253 and 209.222.82.255.

Host names pointing to 209.222.82.252 IP addresses: d108526a.ess.barracudanetworks.com and d108526b.ess.barracudanetworks.com.

Host names pointing to 209.222.82.253 IP addresses: d108526a.ess.barracudanetworks.com and d108526b.ess.barracudanetworks.com.

Host names pointing to 209.222.82.255 IP addresses: d108526a.ess.barracudanetworks.com and d108526b.ess.barracudanetworks.com.