mail.jmknit.com - robtex.com

mail.jmknit.com

DNSSEC⚠️ Not signed
A221.224.15.72πŸ‡¨πŸ‡³ CHINANET-BACKBONE221.224.0.0/13 ChinaNet Jiangsu Network
PTRmail.jmknit.com
MXjmknit-com.corpsmtp.net ⭐
A23.91.98.8πŸ‡ΊπŸ‡Έ UCLOUD-123.91.98.0/24 ZL-IDC-UCLOUD-HKG
PTRsal605.corpemail.net
A47.74.183.245πŸ‡ΈπŸ‡¬ Alibaba-Cloud47.74.128.0/18 Alibaba.com Inc. 400 S El Camino Real Suite 400 San Mateo, CA94402 US
PTRsal604.corpemail.net
A47.88.156.124πŸ‡ΈπŸ‡¬ Alibaba-Cloud47.88.128.0/18 Alibaba CLoud
PTRsal603.corpemail.net
A47.88.170.90πŸ‡ΈπŸ‡¬ Alibaba-Cloud47.88.128.0/18 Alibaba CLoud
PTRsal601.corpemail.net
A95.85.54.247πŸ‡³πŸ‡± DIGITALOCEAN95.85.0.0/18 DigitalOcean
PTRinbound-603.protection.corpemail.net
A159.100.25.64πŸ‡¦πŸ‡Ή AT-FIRSTCOLO159.100.24.0/22 First Colo via AS203833
PTRdd-cn2-101.corpemail.net
A159.100.25.163πŸ‡¦πŸ‡Ή AT-FIRSTCOLO159.100.24.0/22 First Colo via AS203833
PTRdd-cn2-401.corpemail.net
A159.100.25.212πŸ‡¦πŸ‡Ή AT-FIRSTCOLO159.100.24.0/22 First Colo via AS203833
PTRdd-cn2-402.corpemail.net
A188.166.26.239πŸ‡³πŸ‡± DIGITALOCEAN188.166.0.0/18 DigitalOcean
PTRinbound-602.protection.corpemail.net
MXjmknit-com.corpsmtp.cn(2)
A23.91.98.8πŸ‡ΊπŸ‡Έ UCLOUD-123.91.98.0/24 ZL-IDC-UCLOUD-HKG
PTRsal605.corpemail.net
A47.74.183.245πŸ‡ΈπŸ‡¬ Alibaba-Cloud47.74.128.0/18 Alibaba.com Inc. 400 S El Camino Real Suite 400 San Mateo, CA94402 US
PTRsal604.corpemail.net
A47.88.156.124πŸ‡ΈπŸ‡¬ Alibaba-Cloud47.88.128.0/18 Alibaba CLoud
PTRsal603.corpemail.net
A47.88.170.90πŸ‡ΈπŸ‡¬ Alibaba-Cloud47.88.128.0/18 Alibaba CLoud
PTRsal601.corpemail.net
A95.85.54.247πŸ‡³πŸ‡± DIGITALOCEAN95.85.0.0/18 DigitalOcean
PTRinbound-603.protection.corpemail.net
A159.100.25.64πŸ‡¦πŸ‡Ή AT-FIRSTCOLO159.100.24.0/22 First Colo via AS203833
PTRdd-cn2-101.corpemail.net
A159.100.25.163πŸ‡¦πŸ‡Ή AT-FIRSTCOLO159.100.24.0/22 First Colo via AS203833
PTRdd-cn2-401.corpemail.net
A159.100.25.212πŸ‡¦πŸ‡Ή AT-FIRSTCOLO159.100.24.0/22 First Colo via AS203833
PTRdd-cn2-402.corpemail.net
A188.166.26.239πŸ‡³πŸ‡± DIGITALOCEAN188.166.0.0/18 DigitalOcean
PTRinbound-602.protection.corpemail.net
MXmail.jmknit.com(3)
A221.224.15.72πŸ‡¨πŸ‡³ CHINANET-BACKBONE221.224.0.0/13 ChinaNet Jiangsu Network
PTRmail.jmknit.com
TXTv=spf1 include:_s.corp-email.com -all

jmknit.com

DNSSEC⚠️ Not signed
NSns1.sfn.cn ⭐
NSns2.sfn.cn
MXjmknit-com.corpsmtp.net ⭐
MXjmknit-com.corpsmtp.cn(2)
MXmail.jmknit.com(5)
MXjr.jmknit.com(6)
MXvn.jmknit.com(7)
SOAns1.sfn.cnroot@ns1.sfn.cn 2026-05-11 #6

PTR for

MX for

Same first word

Similar names

DNS History

5 records (4 active, 1 former)

2008201020122014201620182020202220242026MXjmknit-com.corpsmtp.cnjmknit-com.corpsmtp.netmail.jmknit.comspam.yienter.netA221.224.15.72
●MXjmknit-com.corpsmtp.cn2026-04-11 β†’ 2026-05-11 Β· 3 obs
β—‹ 2016-07-02 07:13:48
● 2026-04-11 00:02:10
● 2026-05-11 05:27:00
●MXjmknit-com.corpsmtp.net2026-04-11 β†’ 2026-05-11 Β· 3 obs
β—‹ 2016-07-02 07:13:48
● 2026-04-11 00:02:10
● 2026-05-11 05:27:00
●MXmail.jmknit.com2007-11-29 β†’ 2026-05-11 Β· 4 obs
● 2007-11-29 00:43:30
β—‹ 2015-06-09 13:38:14
● 2016-01-15 12:22:56
● 2026-05-11 05:27:00
β—‹MXspam.yienter.net2016-01-15 β†’ 2016-07-02 Β· 5 obs
β—‹ 2015-06-09 13:38:14
● 2016-01-15 12:22:56
● 2016-07-02 07:13:48
β—‹ 2026-04-11 00:02:10
β—‹ 2026-05-11 05:27:00
●A221.224.15.722007-11-29 β†’ 2026-05-11 Β· 2 obs
● 2007-11-29 00:43:30
● 2026-05-11 05:27:00

πŸ” DNS Trace

Analysis

Mail Server Role

mail.jmknit.com serves as the mail server for jmknit.com, mail.jmknit.com and vn.jmknit.com.

Commonly used as mail server together with mail.jmknit.com are jmknit-com.corpsmtp.cn, jmknit-com.corpsmtp.net and vn.jmknit.com.

IP Addresses

mail.jmknit.com points to IP number: 221.224.15.72.

Other host names, for instance vn.jmknit.com and jr.jmknit.com, share IP numbers with mail.jmknit.com.

Mail Servers

Three mail servers handle mail.jmknit.com: jmknit-com.corpsmtp.cn, mail.jmknit.com and jmknit-com.corpsmtp.net.

mail.jmknit.com shares some mail servers with other domains, for instance jmknit.com, vn.jmknit.com and jr.jmknit.com.

Hostnames with nine IPs:

jmknit-com.corpsmtp.cn and jmknit-com.corpsmtp.net both point to: 23.91.98.8, 47.74.183.245, 47.88.156.124, 47.88.170.90, 95.85.54.247, 159.100.25.64, 159.100.25.163, 159.100.25.212 and 188.166.26.239.

Hostnames with a single IP:

mail.jmknit.com points to: 221.224.15.72.

Hostnames that point to each IP:

23.91.98.8 is pointed to by: jmknit-com.corpsmtp.cn and jmknit-com.corpsmtp.net.

47.74.183.245 is pointed to by: jmknit-com.corpsmtp.cn and jmknit-com.corpsmtp.net.

47.88.156.124 is pointed to by: jmknit-com.corpsmtp.cn and jmknit-com.corpsmtp.net.

47.88.170.90 is pointed to by: jmknit-com.corpsmtp.cn and jmknit-com.corpsmtp.net.

95.85.54.247 is pointed to by: jmknit-com.corpsmtp.cn and jmknit-com.corpsmtp.net.

159.100.25.64 is pointed to by: jmknit-com.corpsmtp.cn and jmknit-com.corpsmtp.net.

159.100.25.163 is pointed to by: jmknit-com.corpsmtp.cn and jmknit-com.corpsmtp.net.

159.100.25.212 is pointed to by: jmknit-com.corpsmtp.cn and jmknit-com.corpsmtp.net.

188.166.26.239 is pointed to by: jmknit-com.corpsmtp.cn and jmknit-com.corpsmtp.net.