Dear Customer / Partner,
The operator Hi3G has a planned service release window.
Start Date & Time: 2026-02-22 21:00 CET
End Date & Time: 2026-02-23 05:00 CET
During the release disturbance in our premium service is expected.
We recommend that you resend any failed requests after this period.
Premium Messages - These are the messages used for payment or donations via SMS that actually cost money for the recipient to receive.
Standard messages are not impacted by this work.
Posted on
Feb 20, 2026 - 13:35 CET
Dear Customer / Partner,
We would like to notify you about critical maintenance on the data center provider for the GW2 / PSWincom platform.
Start Date & Time: 25 Feb 2026, 22:00 CET
End Date & Time: 25 Feb 2026, 23:00 CET
Impact: Drop in SMS services for a short period during the maintenance window.
We apologize for the inconvenience caused.
If you have any questions or concerns, please contact support.
Posted on
Feb 19, 2026 - 09:12 CET
Dear Customer / Partner
We would like to inform you about a planned maintenance operation on:
OCM
Start Date & Time: 2026-02-26 22:00 CET
End Date & Time: 2026-02-27 01:30 CET
Impact:
During the maintenance window you may experience up to 120 minutes of service downtime.
We are committed to keeping any disruption to a minimum and apologize in advance for any inconvenience this may cause.
If you have any questions or concerns, please contact our local support team.
Cher(e) client(e) / partenaire,
Une maintenance est prévue sur :
OCM
Détails de la maintenance :
Date et heure de début : 2026-02-26 22:00 CET
Date et heure de fin : 2026-02-27 01:30 CET
Impact :
Pendant cette fenêtre de maintenance, une interruption de service pouvant aller jusqu'à 120 minutes est possible.
Nous mettons tout en oeuvre pour minimiser les perturbations et nous excusons par avance pour tout désagrément occasionné.
Pour toute question ou commentaire, n'hésitez pas à contacter notre équipe de support local.
Posted on
Feb 16, 2026 - 14:50 CET
Dear Customer / Partner,
We would like to inform you about a planned system maintenance.
Start Date & Time: 2026-03-02 21:00 CET
End Date & Time: 2026-03-02 21:30 CET
The maintenance includes renewal of SSL keys and certificates for the following endpoints:
smpp1.sp247.net
smpp2.sp247.net
smpp3.sp247.net
smpp4.sp247.net
Customer Impact: A restart of services may cause a temporary connection reset. No action is required from the customer side.
If you have any questions or concerns, please contact your local support team.
Posted on
Feb 09, 2026 - 11:15 CET
Dear Customer / Partner,
We would like to inform you of a planned infrastructure upgrade that will require your attention.
Maintenance Window
Start: 1 May 2026, 00:00 (CET/CEST)
End: 1 May 2026, 23:59 (CET/CEST)
Impact
As part of this upgrade, our service will use new outbound IP addresses.
If you have firewall rules, IP whitelisting, or other network restrictions in place, please ensure the following IP addresses are added no later than 1 May 2026 to avoid any service disruption.
New IP Addresses to Whitelist:
195.84.162.34
194.71.165.71
195.84.162.16
194.71.165.98
195.84.162.3
194.71.165.122
213.242.87.36
213.242.87.37
213.242.87.38
213.242.87.39
213.242.87.40
213.242.87.41
62.67.62.101
62.67.62.102
62.67.62.103
62.67.62.104
62.67.62.105
62.67.62.106
217.163.95.196
217.163.95.197
217.163.95.198
217.163.95.199
217.163.95.200
217.163.95.201
We apologize for any inconvenience this may cause and appreciate your cooperation.
If you have any questions or require assistance, please contact our support team.
Posted on
Jan 29, 2026 - 13:32 CET